1459:
5076:
401:
393:
898:
906:
801:
385:
5063:
4086:
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2206:
42:
1775:
1733:
820:
can be higher than in other mountainous parts of the
Ouachitas. Although most streams stop flowing during the driest part of the summer, enduring deep pools, high quality habitat, and good water quality allow sensitive aquatic species to survive through the summer. They are the only home and namesake
815:
than on southern aspects; the steepest, south-facing slopes contain shallow, moisture deficient soils supporting shrubs and rocky glades or grassy woodlands. Pastureland and hayland are restricted to a few broad valleys. Logging is not nearly as intensive as in the commercial pine plantations of the
810:
The
Fourche Mountains are the archetypal Ouachita Mountains. Forested ridges are heavily forested with oak–hickory–pine forest; intervening valleys are cut into shale. Ridges are longer, habitat continuity is greater, the lithologic mosaic is different, and the topographic orientation is more
811:
consistent than in other parts of the
Ouachitas. Differences in moisture and temperature between north- and south-facing slopes significantly influence native plant communities; they are products of the prevailing topographic trend. Forests on steep, north-facing slopes are more
687:
in contrast to other parts of the
Ouachitas. Today, pine plantations are widespread; they are far more extensive than in the more rugged parts of the Arkansas Ouachitas. Pastureland and hayland also occur. Cattle and broiler chickens are important farm products.
1038:
resulted in this mountain-building event. Compressional forces caused the crust to buckle, producing complex folds at all scale levels and several overturned sequences. The area of greatest deformation occurred in the Benton-Broken Bow Uplift, which extends from
4542:
4181:
656:(EPA Level IV ecoregion 36a) consists of a series of low relief ridges, none exceeding 1,000 feet (300 m). It is located south of the Ouachitas and extends to the Arkansas-Oklahoma border. The Athens Piedmont runs from
4557:
4736:
4612:
145:
4689:
573:
4777:
4436:
1047:. The total height of the Ouachitas is not known, though they may have exceeded 10,000 feet (3,000 m) (based loosely on geologic cross-sections). The terrain has been deeply eroded since the late
4161:
925:. In a general sense, the Ouachitas are considered an anticlinorium because the oldest known rocks are located towards the center of the outcrop area. The Ouachitas continue in the subsurface to the
4632:
4166:
4673:
4344:
4176:
4592:
4552:
4456:
4441:
4288:
4767:
4537:
4532:
4431:
4941:
4396:
501:
4547:
2123:
Shanmugam, G.; Moiola, R.J. (1995). "Reinterpretation of
Depositional Processes in a Classic Flysch Sequence (Pennsylvanian Jackfork Group), Ouachita Mountains, Arkansas and Oklahoma".
517:
4851:
4741:
4597:
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207:
84:
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4772:
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4562:
4242:
4237:
4217:
979:
when fractures in rocks filled with silica-saturated fluids and, over millions of years, precipitated crystals up to several feet in length. The
Ouachitas are also known for
4267:
4227:
1506:
1442:
reaches an elevation of 2,681 feet (817 m) in
Arkansas near the Oklahoma border. The two lane winding road is similar in routing, construction, and scenery to the
711:
counties, Arkansas. The highest natural point is
Raspberry Mountain at 2,358 feet (719 m). The headwaters of multiple rivers are found in this area, including the
4262:
4171:
4122:
552:
5322:
816:
less rugged Athens
Plateau. Nutrient, mineral, and biochemical water quality parameter concentrations are low in the surface waters of the Fourche range, but
2330:
512:
964:). Due to the high degree of folding and faulting, the Ouachitas are clustered into distinct subranges, with ridges separated by relatively broad valleys.
496:
4637:
5397:
5332:
4207:
1928:
Zollner, Douglas; MacRoberts, Michael H.; MacRoberts, Barbara R.; Ladd, Douglas (2005). "Endemic
Vascular Plants of the Interior Highlands, U.s.a".
5372:
5352:
4827:
1963:
Shepard, Donald B.; Irwin, Kelly J.; Burbrink, Frank T. (December 2011). "Morphological Differentiation in Ouachita Mountain Endemic Salamanders".
5337:
5112:
4948:
2365:
1700:
847:. The Frontal Ouachita Mountains are structurally quite different from the rest of the Ouachitas and are sometimes considered a separate range.
5357:
5043:
1363:, for which they were named. Later French explorers translated the name to its present spelling. The first recorded exploration was in 1541 by
5392:
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4132:
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311:
307:
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2013:
5377:
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364:
150:
5382:
5347:
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4622:
2167:
1419:, a 223-mile-long (359 km) hiking trail through the heart of the mountains. The trail runs from Talimena State Park in Oklahoma to
828:
The Fourche Mountains form a major watershed divide between the Arkansas River Basin to the north and the Red River Basin to the south.
4517:
703:
mountains are a high, compact group of mountains composed of the weather-resistant Arkansas Novaculite. They are located primarily in
4567:
4411:
4298:
462:) is found at only four sites worldwide, all of which are in the Ouachitas. Some native tree species, such as the eastern red-cedar (
2548:
1438:, and traverses 54 miles (87 km) of Winding Stair and Rich Mountains, long narrow east-west ridges which extend into Oklahoma.
4375:
4108:
3391:
2467:
757:. The Crystal Mountains are generally taller than the nearby Zig Zag Mountains, achieving elevations over 1,800 feet (550 m).
4658:
4232:
3369:
2415:
1070:. The Collier Shale, located at the core of the Benton-Broken Bow Uplift, is the oldest exposed formation of the Ouachitas. The
4898:
4663:
4617:
4426:
1486:
203:
1427:. It is a well maintained, premier trail for hikers, backpackers, and mountain bikers (for only selected parts of the trail).
5173:
5033:
4602:
4487:
4293:
1439:
2219:
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strata constituting the Ouachita Fold and Thrust Belt, which crops out for approximately 220 miles (350 km) in western
5307:
5302:
4820:
4482:
3462:
2699:
2442:
1704:
1395:
as the primary tool for harvesting and regenerating short leaf, pine and hardwood forests in the Ouachita National Forest.
1785:
1743:
1014:
strata of the Ouachitas were deposited in a narrow, two-sided basin called the Ouachita Trough, which formed as part of a
5105:
4359:
4324:
2538:
2187:
4668:
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4527:
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3364:
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1416:
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790:
475:
covers approximately 1.8 million acres of the Ouachitas. It is one of the largest and oldest national forests in the
279:. The Ouachitas continue in the subsurface to the northeast, where they make a poorly understood connection with the
1881:
1856:
1779:
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once found habitat in the Ouachita Mountains, but have since been extirpated. Today, there are large populations of
5317:
4721:
4401:
2360:
769:(EPA Level IV ecoregion 36d) are a long, continuous chain of east-west mountains composed of the weather-resistant
720:
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782:
77:
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3177:
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2646:
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1816:
Harlan, L.R. (1834). "Notice of Fossil Bones Found in the Tertiary Formation of the State of Louisiana".
1541:
1463:
881:. They are so named because of their unique chevron shape when viewed from above, the result of plunging
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1415:, as well as numerous state parks and scenic byways mostly throughout Arkansas. They also contain the
1123:
960:, features that are common in orogenic belts, are notably absent (with the exception of some low-grade
889:. The Zig Zag Mountains are not exceptionally tall, but do reach heights over 1,400 feet (430 m).
739:
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2017:
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2315:
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1301:
1044:
1035:
1031:
590:
534:
528:
464:
149:
Level III ecoregions in the region, with the Ouachita Mountains ecoregion marked as (36) (
8:
5266:
3432:
3321:
3276:
2799:
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2729:
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2508:
2447:
2370:
2305:
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1388:
1314:
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926:
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at 2,753 feet (839 m), which is also the highest natural point of the Ouachitas and
624:
564:
343:
4797:
2101:
456:) thrive in dry, nutrient-poor soil and are common in upland areas. The maple-leaf oak (
5231:
5139:
5013:
3628:
3598:
3535:
2774:
2659:
2611:
2596:
2581:
2462:
2340:
1988:
1976:
1945:
1833:
1458:
1443:
1376:
1259:
1201:
1086:. The geologic formations of the Ouachitas are as follows (in order of ascending age).
770:
569:
546:
480:
458:
144:
5251:
5187:
3658:
3578:
3422:
3326:
3229:
2566:
2503:
2482:
2422:
2247:
2066:
1980:
1937:
1327:
1149:
616:
1992:
400:
5241:
5210:
5080:
5038:
5008:
4877:
4805:
4507:
3648:
3638:
3618:
3608:
3603:
3560:
3475:
3347:
3342:
3338:
3334:
3330:
2764:
2744:
2739:
2654:
2576:
2571:
2132:
2105:
2048:
1972:
1825:
1644:
Morris, R.C. (1974). "Sedimentary and Tectonic History of the Ouachita Mountains".
1368:
1364:
1188:
1067:
1040:
1027:
996:
976:
635:
are endemic to the Ouachitas and have traits that vary from one locale to another.
540:
452:
347:
327:
222:
126:
897:
487:, which are protected areas designed to minimize the impacts of human activities.
392:
5276:
5246:
5205:
5152:
5067:
4090:
3673:
3668:
3633:
3588:
3495:
3485:
3480:
3211:
2804:
2591:
2211:
2171:
1806: (color poster with map, descriptive text, summary tables, and photographs).
1757: (color poster with map, descriptive text, summary tables, and photographs).
1340:
1288:
1071:
628:
433:
284:
5261:
4974:
3613:
2631:
2586:
2152:
The Appalachian-Ouachita Orogen in the United States (Geology of North America)
1435:
1360:
1023:
840:
794:
793:
at 2,681 feet (817 m), which intersects the Arkansas-Oklahoma border near
716:
446:
421:
369:
358:
for "big", together meaning "big hunt far from home". According to the article
339:
300:
292:
256:
182:
130:
60:
338:
for "large", together meaning "country of large bison". At one time, herds of
5291:
5168:
3643:
3505:
3490:
3437:
3266:
2088:
Lowe, D.R. (1985). "Ouachita Trough: Part of a Cambrian Failed Rift System".
1984:
1941:
1526:
1521:
1412:
1246:
1175:
1103:
949:
812:
684:
276:
99:
86:
1639:
1637:
1635:
1633:
1631:
1629:
1627:
753:. They are so named because of the occurrence of some of the world's finest
271:
strata constituting the Ouachita Fold and Thrust Belt, one of the important
2014:"Stratigraphic Summary of the Arkansas River Valley and Ouachita Mountains"
1741:
1571:
Wright, M.H. (1929). "Some Geographic Names of French Origin in Oklahoma".
1392:
1387:
was fought here at the ridge of the same name in 1863. In August 1990, the
1162:
1136:
988:
961:
953:
905:
444:
The Ouachitas are dominated by pine, oak, and hickory. The shortleaf pine (
396:
A map of the Ouachita mountains within the states of Arkansas and Oklahoma.
3381:
1783:
680:
in Oklahoma. The ecoregion's low ridges and hills are widely underlain by
3500:
2626:
1624:
934:
866:. The highest natural point is Trap Mountain at 1,310 feet (400 m).
839:
and feature a number of isolated landforms. The highest natural point is
712:
623:, and other common temperate forest animals. Though elusive, hundreds of
5090:
4926:
2149:
1949:
800:
742:. The highest natural point is Whiskey Peak at 1,670 feet (510 m).
3470:
3252:
2561:
2270:
1837:
1113:
980:
952:, the Ouachitas are mostly east-west trending. They are unique because
632:
288:
945:
where rocks of the Ouachita Fold and Thrust Belt are briefly exposed.
941:. To the southwest, the Ouachitas join with the Marathon area of west
2039:
Mellen, F.F. (1947). "Black Warrior Basin, Alabama and Mississippi".
1079:
1048:
957:
914:
882:
817:
268:
121:
41:
3221:
2239:
1829:
1666:
5122:
4958:
3256:
2274:
1742:
Woods, A.J.; Foti, T.L.; Chapman, S.S.; Omernik, J.M.; et al.
1232:
1206:
1109:
1083:
1060:
1015:
1007:
992:
922:
918:
886:
863:
491:
413:
409:
384:
264:
260:
175:
171:
2220:
Geology of the Ouachita Mountains, from a rockhound's perspective.
1784:
Woods, A.J.; Omernik, J.M.; Butler, D.R.; Ford, J.G.; et al.
913:
The Ouachitas are formed by a thick succession of highly deformed
930:
272:
1661:
1659:
483:
on December 18, 1907. There are six wilderness areas within the
5256:
4984:
3550:
3530:
2621:
2143:
1927:
975:, the quartz capital of the world. The quartz formed after the
968:
909:
Cluster of Arkansas quartz crystals from the Ouachita Mountains
754:
620:
67:
2229:
4289:
6 Southern and Central California Chaparral and Oak Woodlands
4130:
1656:
984:
942:
781:
and are home to several popular sites of interest, including
608:
243:
2224:
2116:
2165:
http://www.trais.com/tcatalog_trail.aspx?trailid=XFA101-040
2150:
Hatcher, R.D. Jr.; Thomas, W.A.; Viele, G.W., eds. (1989).
2081:
1876:
1874:
326:
Louis R. Harlan claimed that "Ouachita" is composed of the
267:. They are formed by a thick succession of highly deformed
234:
231:
2110:
10.1130/0091-7613(1985)13<790:otpoac>2.0.co;2
612:
237:
2008:
2006:
2004:
2002:
1871:
342:
inhabited the lowland areas of the Ouachitas. Historian
1594:
967:
The Ouachitas are known for some of the world's finest
27:
Mountain range in Arkansas and Oklahoma, United States
4892:
Mississippi Alluvial and Southeast USA Coastal Plains
1999:
228:
4835:
2201:
1962:
1383:
became one of the nation's first parks in 1832. The
408:
The Ouachitas are a major physiographic province of
240:
368:, "Ouachita" comes from the French spelling of the
225:
4543:56 Southern Michigan/Northern Indiana Drift Plains
1818:Transactions of the American Philosophical Society
479:, created through an executive order by President
46:The Ouachita Mountains near Caney Creek, Arkansas
5289:
4412:29 Central Oklahoma/Texas Plains (Cross Timbers)
4182:120 Coastal Western Hemlock-Sitka Spruce Forests
1896:
2122:
1701:National Oceanic and Atmospheric Administration
314:(EPA). The region has been subdivided into six
283:and to the southwest, where they join with the
5323:Arkansas placenames of Native American origin
5106:
4942:
4916:United States Environmental Protection Agency
4821:
4795:United States Environmental Protection Agency
4116:
3237:
2255:
1904:"Wilderness Areas (Ouachita National Forest)"
1078:, has the largest areal extent of any of the
428:, one of few mountainous regions between the
2069:. Arkansas Department of Parks & Tourism
2016:. Arkansas Geological Survey. Archived from
1597:Encyclopedia of Oklahoma History and Culture
1375:and Dr. George Hunter to the area after the
1074:, which was deposited much later during the
1022:strata of the Ouachitas were deposited in a
468:), are colonizers of human-disturbed sites.
388:The Ouachita National Forest during the fall
365:Encyclopedia of Oklahoma History and Culture
4558:60 Northern Appalachian Plateau and Uplands
2137:10.1306/8d2b1b6a-171e-11d7-8645000102c1865d
2053:10.1306/3d933a55-16b1-11d7-8645000102c1865d
5113:
5099:
4949:
4935:
4828:
4814:
4737:104 Interior Forested Lowlands and Uplands
4638:83 Eastern Great Lakes and Hudson Lowlands
4123:
4109:
3244:
3230:
2262:
2248:
2154:. Colorado: Geological Society of America.
5120:
4956:
877:, and are home to the thermal springs of
404:Topographic map of the Ouachita Mountains
346:wrote that "Ouachita" is composed of the
5398:Landforms of Hot Spring County, Arkansas
5333:Landforms of Montgomery County, Arkansas
1457:
904:
901:Vertical strata in the eastern Ouachitas
896:
799:
399:
391:
383:
5373:Landforms of Sebastian County, Arkansas
5353:Landforms of McCurtain County, Oklahoma
4208:9 Eastern Cascades Slopes and Foothills
1851:
1849:
1847:
14:
5338:Landforms of Le Flore County, Oklahoma
5290:
2234:largest lake in the Ouachita Mountains
2038:
1815:
1727:
1725:
1723:
1721:
1643:
1590:
1588:
1586:
1570:
1566:
1564:
1562:
1487:Cossatot River State Park-Natural Area
5358:Landforms of Garland County, Arkansas
5094:
4930:
4809:
4528:53 Southeastern Wisconsin Till Plains
4104:
3251:
3225:
2269:
2243:
1769:
1767:
1765:
1763:
5393:Landforms of Howard County, Arkansas
5388:Landforms of Ashley County, Arkansas
5368:Landforms of Saline County, Arkansas
4861:Ozark, Ouachita, Appalachian Forests
2225:Friends of the Ouachita Trail (FoOT)
2087:
1844:
1705:United States Department of Commerce
1453:
760:
129:for "large bison" or "big hunt", or
5378:Landforms of Logan County, Arkansas
5363:Landforms of Perry County, Arkansas
5328:Landforms of Scott County, Arkansas
4613:72 Interior River Valleys and Hills
1809:
1718:
1583:
1559:
1403:The Ouachita Mountains contain the
416:and are generally grouped with the
24:
5383:Landforms of Pike County, Arkansas
5348:Landforms of Yell County, Arkansas
5343:Landforms of Polk County, Arkansas
4904:74 Mississippi Valley Loess Plains
4623:74 Mississippi Valley Loess Plains
2181:
1977:10.1655/HERPETOLOGICA-D-11-00023.1
1760:
1595:Cole, S.R.; Marston, R.A. (2009).
1417:Ouachita National Recreation Trail
991:; particular grades found only in
376:, meaning "good hunting grounds".
25:
5409:
4778:112 Bristol Bay-Nushagak Lowlands
4690:76 Southern Florida Coastal Plain
4518:51 North Central Hardwood Forests
2197:
1884:. Central Arkansas Library System
1859:. Central Arkansas Library System
643:
5074:
5061:
4643:84 Atlantic Coastal Pine Barrens
4568:63 Middle Atlantic Coastal Plain
4437:42 Northwestern Glaciated Plains
4162:111 Ahklun and Kilbuck Mountains
4084:
3205:
2204:
1778: This article incorporates
1773:
1736: This article incorporates
1731:
1667:"A Tapestry of Time and Terrain"
221:
143:
40:
4376:23 Arizona/New Mexico Mountains
4299:8 Southern California Mountains
4191:Northwestern Forested Mountains
4133:Ecoregions in the United States
2230:Lakeouachita.org: Lake Ouachita
2158:
2059:
2032:
1956:
1921:
1795:United States Geological Survey
1753:United States Geological Survey
1359:The mountains were home to the
1054:
1026:during the early stages of the
1018:failed rift system. Succeeding
789:. The highest natural point is
312:Environmental Protection Agency
299:. The highest natural point is
204:Mississippi Alluvial Plain (73)
4659:49 Northern Minnesota Wetlands
4633:82 Laurentian Plains and Hills
4233:19 Wasatch and Uinta Mountains
4167:113 Alaska Peninsula Mountains
1681:
1599:. Oklahoma Historical Society.
1477:Black Fork Mountain Wilderness
1466:, Ouachita Mountains, Arkansas
1293:Early and Middle Pennsylvanian
1059:The Ouachitas are composed of
937:where they plunge towards the
13:
1:
4899:73 Mississippi Alluvial Plain
4674:62 North Central Appalachians
4664:50 Northern Lakes and Forests
4618:73 Mississippi Alluvial Plain
4427:34 Western Gulf Coastal Plain
4345:22 Arizona/New Mexico Plateau
4177:119 Pacific Coastal Mountains
1930:SIDA, Contributions to Botany
1552:
987:that has undergone low-grade
568:(near endemic, also found on
494:to the Ouachitas, including:
251:), simply referred to as the
100:35.167016203°N 93.644725919°W
4768:109 Subarctic Coastal Plains
4699:Southern Semi-Arid Highlands
4603:70 Western Allegheny Plateau
4593:68 Southwestern Appalachians
4553:59 Northeastern Coastal Zone
4538:55 Eastern Corn Belt Plains
4488:33 East Central Texas Plains
4457:46 Northern Glaciated Plains
4442:43 Northwestern Great Plains
1646:Special Publications of SEPM
1537:Pinnacle Mountain State Park
1421:Pinnacle Mountain State Park
1354:
783:Pinnacle Mountain State Park
638:
627:roam the Ouachitas. Several
379:
321:
306:The Ouachita Mountains is a
303:at 2,753 feet (839 m).
7:
5308:Mountain ranges of Oklahoma
5303:Mountain ranges of Arkansas
4533:54 Central Corn Belt Plains
4483:32 Texas Blackland Prairies
4462:47 Western Corn Belt Plains
4432:40 Central Irregular Plains
4355:80 Northern Basin and Range
4294:7 Central California Valley
1542:Queen Wilhelmina State Park
1464:South Fourche La Fave River
1296:25,000 feet (7,600 m)
1254:10,000 feet (3,000 m)
823:Fourche Mountain salamander
805:Fourche Mountain salamander
751:Montgomery County, Arkansas
105:35.167016203; -93.644725919
10:
5414:
4397:26 Southwestern Tablelands
4360:81 Sonoran Basin and Range
4325:13 Central Basin and Range
2602:Mississippi Alluvial Plain
1882:"Ouachita National Forest"
1507:Jack Creek Recreation Area
1398:
1385:Battle of Devil's Backbone
1270:6,000 feet (1,800 m)
1180:Middle and Late Ordovician
1124:Crystal Mountain Sandstone
1002:
948:Unlike many ranges in the
892:
833:Frontal Ouachita Mountains
740:McCurtain County, Oklahoma
72:2,753 ft (839 m)
5219:
5186:
5161:
5138:
5129:
5057:
5001:
4983:
4965:
4912:
4891:
4860:
4844:
4791:
4760:
4714:
4698:
4682:
4669:58 Northeastern Highlands
4651:
4628:75 Southern Coastal Plain
4548:57 Huron/Erie Lake Plains
4475:
4384:
4368:
4330:14 Mojave Basin and Range
4307:
4281:
4190:
4139:
4080:
3682:
3569:
3461:
3400:
3275:
3263:
3201:
2813:
2698:
2645:
2547:
2491:
2331:Congressional delegations
2326:Colleges and universities
2293:
2281:
1532:Mount Magazine State Park
1502:Hot Springs National Park
1409:Hot Springs National Park
1381:Hot Springs National Park
879:Hot Springs National Park
854:are located primarily in
749:are located primarily in
676:counties in Arkansas and
585:Streptanthus squamiformis
424:, the Ouachitas form the
295:, the Ouachitas form the
208:South Central Plains (35)
195:
181:
167:
159:
141:
136:
120:
115:
76:
66:
56:
51:
39:
34:
5313:Ouachita National Forest
4742:106 Interior Bottomlands
4722:101 Arctic Coastal Plain
4476:Eastern Temperate Forest
4422:31 Southern Texas Plains
4282:Mediterranean California
4140:Marine West Coast Forest
2188:James B. Calvert, 2003,
1697:National Geodetic Survey
1669:. U.S. Geological Survey
1405:Ouachita National Forest
1348:1,100 feet (340 m)
1335:1,600 feet (490 m)
1322:2,300 feet (700 m)
1283:1,500 feet (460 m)
1211:1,200 feet (370 m)
1170:1,200 feet (370 m)
1144:2,500 feet (760 m)
1118:1,000 feet (300 m)
875:Garland County, Arkansas
775:Pulaski County, Arkansas
603:
485:Ouachita National Forest
473:Ouachita National Forest
439:
5318:U.S. Interior Highlands
5272:U.S. Interior Highlands
5049:U.S. Interior Highlands
4852:35 South Central Plains
4598:69 Central Appalachians
4493:35 South Central Plains
4402:27 Central Great Plains
2607:New Madrid Seismic Zone
1497:Heavener Runestone Park
1472:Beavers Bend State Park
1217:Missouri Mountain Shale
845:U.S. Interior Highlands
738:counties, Arkansas and
426:U.S. Interior Highlands
297:U.S. Interior Highlands
190:U.S. Interior Highlands
4838:Ecoregions in Arkansas
4706:79 Madrean Archipelago
4578:65 Southeastern Plains
4447:44 Nebraska Sand Hills
4392:25 Western High Plains
4308:North American Deserts
4273:118 Wrangell Mountains
4258:105 Interior Highlands
2192:, University of Denver
2174:, accessed 11 Mar 2011
2170:July 17, 2011, at the
1787:Ecoregions of Oklahoma
1780:public domain material
1745:Ecoregions of Arkansas
1738:public domain material
1573:Chronicles of Oklahoma
1482:Caney Creek Wilderness
1467:
1241:900 feet (270 m)
1183:750 feet (230 m)
1157:700 feet (210 m)
1131:850 feet (260 m)
1098:Approximate thickness
910:
902:
807:
779:Atoka County, Oklahoma
660:into Oklahoma through
575:Streptanthus maculatus
553:Polymnia cossatotensis
405:
397:
389:
4868:36 Ouachita Mountains
4752:108 Ogilvie Mountains
4498:36 Ouachita Mountains
4467:48 Lake Agassiz Plain
4350:24 Chihuahuan Deserts
2557:Arkansas River Valley
2448:Sports and recreation
1909:. U.S. Forest Service
1547:Mount Nebo State Park
1461:
1448:Appalachian Mountains
1432:Talimena Scenic Drive
1309:300 feet (91 m)
1224:300 feet (91 m)
1196:225 feet (69 m)
939:Appalachian Mountains
908:
900:
837:Arkansas River Valley
803:
787:Little Rock, Arkansas
658:Arkadelphia, Arkansas
591:Valerianella palmerii
559:Solidago ouachitensis
418:Arkansas River Valley
403:
395:
387:
5081:Mountains portal
4783:114 Aleutian Islands
4773:110 Seward Peninsula
4727:102 Arctic Foothills
4683:Tropical Wet Forests
4573:64 Northern Piedmont
4340:20 Colorado Plateaus
4320:12 Snake River Plain
4253:78 Klamath Mountains
1345:Middle Pennsylvanian
1332:Middle Pennsylvanian
1319:Middle Pennsylvanian
1306:Middle Pennsylvanian
1302:Hartshorne Sandstone
1045:Broken Bow, Oklahoma
1036:North American Plate
1032:South American Plate
1030:. Subduction of the
995:are used for making
971:, especially around
597:Vernonia lettermanii
535:Hydrophyllum brownei
529:Houstonia ouachitana
465:Juniperus virginiana
420:. Together with the
291:. Together with the
200:Arkansas Valley (37)
5267:Sans Bois Mountains
5071: •
5068:Arkansas portal
4878:38 Boston Mountains
4845:Southeastern Plains
4608:71 Interior Plateau
4588:67 Ridge and Valley
4563:61 Erie Drift Plain
4508:38 Boston Mountains
4315:10 Columbia Plateau
4243:41 Canadian Rockies
4238:21 Southern Rockies
4218:15 Northern Rockies
4157:3 Willamette Valley
4091:Oklahoma portal
3571:Largest cities
3521:Oklahoma City Metro
3392:Tourist attractions
3212:Arkansas portal
2468:Tourist attractions
2190:The Ouachita System
2102:1985Geo....13..790L
1492:Flatside Wilderness
1389:U.S. Forest Service
1369:President Jefferson
1315:McAlester Formation
1280:Early Pennsylvanian
1229:Arkansas Novaculite
973:Mount Ida, Arkansas
927:Black Warrior Basin
835:are located in the
773:. They extend from
565:Spiranthes niklasii
513:Carex latebracteata
503:Cardamine angustata
490:Several plants are
316:Level IV ecoregions
308:Level III ecoregion
96: /
5298:Ouachita Mountains
5232:Arbuckle Mountains
5140:Kiamichi Mountains
5131:Ouachita Mountains
5044:Sugarloaf Mountain
5014:Glazypeau Mountain
4967:Ouachita Mountains
4914:as defined by the
4883:39 Ozark Highlands
4873:37 Arkansas Valley
4793:as defined by the
4513:39 Ozark Highlands
4503:37 Arkansas Valley
4417:30 Edwards Plateau
4268:117 Copper Plateau
4223:16 Idaho Batholith
3526:Ouachita Mountains
2660:Northwest Arkansas
2617:Ouachita Mountains
2612:Northwest Arkansas
2597:McDonald Territory
2366:Historic Landmarks
1468:
1444:Blue Ridge Parkway
1377:Louisiana Purchase
1367:. Later, in 1804,
1276:Johns Valley Shale
1260:Jackfork Sandstone
1202:Blaylock Sandstone
911:
903:
808:
771:Jackfork Sandstone
547:Quercus acerifolia
497:Agalinis nuttallii
481:Theodore Roosevelt
459:Quercus acerifolia
406:
398:
390:
310:designated by the
217:Ouachita Mountains
52:Highest point
35:Ouachita Mountains
5285:
5284:
5252:Longhorn Mountain
5188:Wichita Mountains
5182:
5181:
5088:
5087:
5029:Pinnacle Mountain
4924:
4923:
4803:
4802:
4523:52 Driftless Area
4369:Temperate Sierras
4248:77 North Cascades
4228:17 Middle Rockies
4213:11 Blue Mountains
4098:
4097:
3327:Land Rush of 1889
3219:
3218:
2735:North Little Rock
2567:Bayou Bartholomew
2336:County government
2067:"Quartz Crystals"
2047:(10): 1801–1816.
1612:Missing or empty
1605:cite encyclopedia
1454:Sites of interest
1352:
1351:
1328:Savanna Formation
1167:Middle Ordovician
1154:Middle Ordovician
1150:Blakely Sandstone
1068:sedimentary rocks
921:and southeastern
871:Zig Zag Mountains
767:Fourche Mountains
761:Fourche Mountains
747:Crystal Mountains
617:white-tailed deer
519:Galium arkansanum
263:and southeastern
213:
212:
16:(Redirected from
5405:
5242:Boston Mountains
5211:Quartz Mountains
5136:
5135:
5115:
5108:
5101:
5092:
5091:
5079:
5078:
5077:
5066:
5065:
5064:
5039:Shinall Mountain
5009:Boston Mountains
4951:
4944:
4937:
4928:
4927:
4830:
4823:
4816:
4807:
4806:
4732:103 Brooks Range
4652:Northern Forests
4335:18 Wyoming Basin
4263:116 Alaska Range
4125:
4118:
4111:
4102:
4101:
4089:
4088:
4087:
3348:Unassigned Lands
3246:
3239:
3232:
3223:
3222:
3210:
3209:
3208:
2655:Central Arkansas
2577:Central Arkansas
2572:Boston Mountains
2443:School districts
2264:
2257:
2250:
2241:
2240:
2214:
2209:
2208:
2207:
2175:
2162:
2156:
2155:
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2074:
2063:
2057:
2056:
2036:
2030:
2029:
2027:
2025:
2010:
1997:
1996:
1960:
1954:
1953:
1936:(3): 1781–1791.
1925:
1919:
1918:
1916:
1914:
1908:
1900:
1894:
1893:
1891:
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1878:
1869:
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1641:
1622:
1621:
1615:
1610:
1608:
1600:
1592:
1581:
1580:
1568:
1365:Hernando de Soto
1189:Polk Creek Shale
1141:Early Ordovician
1128:Early Ordovician
1089:
1088:
1041:Benton, Arkansas
1028:Ouachita Orogeny
977:Ouachita Orogeny
678:McCurtain County
541:Liatris compacta
453:Quercus stellata
450:) and post oak (
344:Muriel H. Wright
334:for "bison" and
250:
249:
246:
245:
242:
239:
236:
233:
230:
227:
185:
147:
111:
110:
108:
107:
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89:
44:
32:
31:
21:
5413:
5412:
5408:
5407:
5406:
5404:
5403:
5402:
5288:
5287:
5286:
5281:
5277:Wilton Mountain
5247:Glass Mountains
5215:
5206:Quartz Mountain
5178:
5157:
5153:Rodney Mountain
5125:
5119:
5089:
5084:
5075:
5073:
5062:
5060:
5053:
4997:
4979:
4961:
4955:
4925:
4920:
4908:
4887:
4856:
4840:
4834:
4804:
4799:
4787:
4756:
4747:107 Yukon Flats
4710:
4694:
4678:
4647:
4471:
4380:
4364:
4303:
4277:
4203:5 Sierra Nevada
4186:
4152:2 Puget Lowland
4135:
4129:
4099:
4094:
4085:
4083:
4076:
3678:
3565:
3496:Four State Area
3486:Choctaw Country
3481:Cherokee Outlet
3457:
3396:
3271:
3259:
3250:
3220:
3215:
3206:
3204:
3197:
2809:
2701:
2694:
2641:
2592:Four State Area
2582:Crowley's Ridge
2543:
2487:
2289:
2277:
2268:
2212:Arkansas portal
2210:
2205:
2203:
2200:
2184:
2182:Further reading
2179:
2178:
2172:Wayback Machine
2163:
2159:
2148:
2144:
2121:
2117:
2096:(11): 790–793.
2086:
2082:
2072:
2070:
2065:
2064:
2060:
2037:
2033:
2023:
2021:
2020:on May 29, 2018
2012:
2011:
2000:
1961:
1957:
1926:
1922:
1912:
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1906:
1902:
1901:
1897:
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1885:
1880:
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1845:
1830:10.2307/1004838
1814:
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1611:
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1601:
1593:
1584:
1569:
1560:
1555:
1456:
1401:
1357:
1341:Boggy Formation
1289:Atoka Formation
1193:Late Ordovician
1072:Atoka Formation
1057:
1005:
983:, a variety of
895:
873:are located in
763:
730:are located in
728:Cross Mountains
721:Little Missouri
654:Athens Piedmont
646:
641:
629:cryptic species
606:
570:Crowley's Ridge
442:
382:
354:for "hunt" and
324:
285:Marathon uplift
224:
220:
183:
155:
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104:
102:
98:
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5305:
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5279:
5274:
5269:
5264:
5262:Rainy Mountain
5259:
5254:
5249:
5244:
5239:
5234:
5229:
5227:Antelope Hills
5223:
5221:
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4993:Three Brothers
4989:
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4975:Mount Magazine
4971:
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4409:
4407:28 Flint Hills
4404:
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4210:
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4179:
4174:
4172:115 Cook Inlet
4169:
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3889:
3884:
3879:
3874:
3869:
3864:
3859:
3854:
3849:
3844:
3839:
3834:
3829:
3824:
3819:
3814:
3809:
3804:
3799:
3794:
3789:
3784:
3779:
3774:
3769:
3764:
3759:
3754:
3749:
3744:
3739:
3734:
3729:
3724:
3719:
3714:
3709:
3704:
3699:
3694:
3688:
3686:
3680:
3679:
3677:
3676:
3671:
3666:
3661:
3656:
3651:
3646:
3641:
3636:
3631:
3626:
3621:
3616:
3611:
3606:
3601:
3596:
3591:
3586:
3581:
3575:
3573:
3567:
3566:
3564:
3563:
3558:
3553:
3548:
3543:
3538:
3533:
3528:
3523:
3518:
3513:
3508:
3503:
3498:
3493:
3488:
3483:
3478:
3473:
3467:
3465:
3459:
3458:
3456:
3455:
3450:
3445:
3440:
3435:
3430:
3425:
3420:
3415:
3410:
3404:
3402:
3398:
3397:
3395:
3394:
3389:
3384:
3379:
3374:
3373:
3372:
3367:
3362:
3352:
3351:
3350:
3345:
3319:
3318:
3317:
3302:
3297:
3292:
3290:Climate change
3287:
3281:
3279:
3273:
3272:
3264:
3261:
3260:
3249:
3248:
3241:
3234:
3226:
3217:
3216:
3202:
3199:
3198:
3196:
3195:
3190:
3185:
3180:
3175:
3170:
3165:
3160:
3155:
3150:
3145:
3140:
3135:
3130:
3125:
3120:
3115:
3110:
3105:
3100:
3095:
3090:
3085:
3080:
3075:
3070:
3065:
3060:
3055:
3050:
3045:
3040:
3035:
3030:
3025:
3020:
3015:
3010:
3005:
3000:
2995:
2990:
2985:
2980:
2975:
2970:
2965:
2960:
2955:
2950:
2945:
2940:
2935:
2930:
2925:
2920:
2915:
2910:
2905:
2900:
2895:
2890:
2885:
2880:
2875:
2870:
2865:
2860:
2855:
2850:
2845:
2840:
2835:
2830:
2825:
2819:
2817:
2811:
2810:
2808:
2807:
2802:
2797:
2792:
2787:
2782:
2777:
2772:
2767:
2762:
2757:
2752:
2747:
2742:
2737:
2732:
2727:
2722:
2717:
2712:
2706:
2704:
2696:
2695:
2693:
2692:
2687:
2682:
2677:
2672:
2667:
2662:
2657:
2651:
2649:
2643:
2642:
2640:
2639:
2634:
2632:South Arkansas
2629:
2624:
2619:
2614:
2609:
2604:
2599:
2594:
2589:
2584:
2579:
2574:
2569:
2564:
2559:
2553:
2551:
2545:
2544:
2542:
2541:
2536:
2531:
2526:
2521:
2516:
2511:
2506:
2501:
2495:
2493:
2489:
2488:
2486:
2485:
2480:
2478:Transportation
2475:
2470:
2465:
2460:
2455:
2450:
2445:
2440:
2435:
2430:
2425:
2420:
2419:
2418:
2413:
2408:
2398:
2397:
2396:
2388:
2383:
2378:
2373:
2368:
2363:
2358:
2353:
2348:
2343:
2338:
2333:
2328:
2323:
2321:Climate change
2318:
2313:
2308:
2303:
2297:
2295:
2291:
2290:
2282:
2279:
2278:
2267:
2266:
2259:
2252:
2244:
2238:
2237:
2227:
2222:
2216:
2215:
2199:
2198:External links
2196:
2195:
2194:
2183:
2180:
2177:
2176:
2157:
2142:
2131:(5): 672–695.
2115:
2080:
2058:
2031:
1998:
1971:(4): 355–368.
1955:
1920:
1895:
1870:
1843:
1808:
1759:
1717:
1693:NGS Data Sheet
1680:
1655:
1623:
1582:
1557:
1556:
1554:
1551:
1550:
1549:
1544:
1539:
1534:
1529:
1524:
1519:
1514:
1512:Lake Catherine
1509:
1504:
1499:
1494:
1489:
1484:
1479:
1474:
1455:
1452:
1400:
1397:
1373:William Dunbar
1361:Ouachita tribe
1356:
1353:
1350:
1349:
1346:
1343:
1337:
1336:
1333:
1330:
1324:
1323:
1320:
1317:
1311:
1310:
1307:
1304:
1298:
1297:
1294:
1291:
1285:
1284:
1281:
1278:
1272:
1271:
1268:
1262:
1256:
1255:
1252:
1249:
1243:
1242:
1239:
1230:
1226:
1225:
1222:
1219:
1213:
1212:
1209:
1204:
1198:
1197:
1194:
1191:
1185:
1184:
1181:
1178:
1172:
1171:
1168:
1165:
1159:
1158:
1155:
1152:
1146:
1145:
1142:
1139:
1133:
1132:
1129:
1126:
1120:
1119:
1116:
1106:
1100:
1099:
1096:
1093:
1082:formations in
1056:
1053:
1024:foreland basin
1004:
1001:
894:
891:
852:Trap Mountains
841:Mount Magazine
795:Mena, Arkansas
762:
759:
650:Athens Plateau
645:
644:Athens Plateau
642:
640:
637:
605:
602:
447:Pinus echinata
441:
438:
422:Ozark Plateaus
381:
378:
323:
320:
301:Mount Magazine
293:Ozark Plateaus
273:orogenic belts
257:mountain range
211:
210:
197:
193:
192:
187:
179:
178:
169:
165:
164:
161:
157:
156:
148:
142:
139:
138:
134:
133:
124:
118:
117:
113:
112:
80:
74:
73:
70:
64:
63:
61:Mount Magazine
58:
54:
53:
49:
48:
45:
37:
36:
26:
9:
6:
4:
3:
2:
5410:
5399:
5396:
5394:
5391:
5389:
5386:
5384:
5381:
5379:
5376:
5374:
5371:
5369:
5366:
5364:
5361:
5359:
5356:
5354:
5351:
5349:
5346:
5344:
5341:
5339:
5336:
5334:
5331:
5329:
5326:
5324:
5321:
5319:
5316:
5314:
5311:
5309:
5306:
5304:
5301:
5299:
5296:
5295:
5293:
5278:
5275:
5273:
5270:
5268:
5265:
5263:
5260:
5258:
5255:
5253:
5250:
5248:
5245:
5243:
5240:
5238:
5235:
5233:
5230:
5228:
5225:
5224:
5222:
5218:
5212:
5209:
5207:
5204:
5202:
5199:
5197:
5196:Mount Pinchot
5194:
5193:
5191:
5189:
5185:
5175:
5174:Rich Mountain
5172:
5170:
5169:Lost Mountain
5167:
5166:
5164:
5160:
5154:
5151:
5149:
5146:
5145:
5143:
5141:
5137:
5134:
5132:
5128:
5124:
5121:Mountains of
5116:
5111:
5109:
5104:
5102:
5097:
5096:
5093:
5083:
5082:
5070:
5069:
5056:
5050:
5047:
5045:
5042:
5040:
5037:
5035:
5034:Rich Mountain
5032:
5030:
5027:
5025:
5022:
5020:
5017:
5015:
5012:
5010:
5007:
5006:
5004:
5000:
4994:
4991:
4990:
4988:
4986:
4982:
4976:
4973:
4972:
4970:
4968:
4964:
4960:
4957:Mountains of
4952:
4947:
4945:
4940:
4938:
4933:
4932:
4929:
4919:
4917:
4911:
4905:
4902:
4900:
4897:
4896:
4894:
4890:
4884:
4881:
4879:
4876:
4874:
4871:
4869:
4866:
4865:
4863:
4859:
4853:
4850:
4849:
4847:
4843:
4839:
4831:
4826:
4824:
4819:
4817:
4812:
4811:
4808:
4798:
4796:
4790:
4784:
4781:
4779:
4776:
4774:
4771:
4769:
4766:
4765:
4763:
4759:
4753:
4750:
4748:
4745:
4743:
4740:
4738:
4735:
4733:
4730:
4728:
4725:
4723:
4720:
4719:
4717:
4713:
4707:
4704:
4703:
4701:
4697:
4691:
4688:
4687:
4685:
4681:
4675:
4672:
4670:
4667:
4665:
4662:
4660:
4657:
4656:
4654:
4650:
4644:
4641:
4639:
4636:
4634:
4631:
4629:
4626:
4624:
4621:
4619:
4616:
4614:
4611:
4609:
4606:
4604:
4601:
4599:
4596:
4594:
4591:
4589:
4586:
4584:
4583:66 Blue Ridge
4581:
4579:
4576:
4574:
4571:
4569:
4566:
4564:
4561:
4559:
4556:
4554:
4551:
4549:
4546:
4544:
4541:
4539:
4536:
4534:
4531:
4529:
4526:
4524:
4521:
4519:
4516:
4514:
4511:
4509:
4506:
4504:
4501:
4499:
4496:
4494:
4491:
4489:
4486:
4484:
4481:
4480:
4478:
4474:
4468:
4465:
4463:
4460:
4458:
4455:
4453:
4450:
4448:
4445:
4443:
4440:
4438:
4435:
4433:
4430:
4428:
4425:
4423:
4420:
4418:
4415:
4413:
4410:
4408:
4405:
4403:
4400:
4398:
4395:
4393:
4390:
4389:
4387:
4383:
4377:
4374:
4373:
4371:
4367:
4361:
4358:
4356:
4353:
4351:
4348:
4346:
4343:
4341:
4338:
4336:
4333:
4331:
4328:
4326:
4323:
4321:
4318:
4316:
4313:
4312:
4310:
4306:
4300:
4297:
4295:
4292:
4290:
4287:
4286:
4284:
4280:
4274:
4271:
4269:
4266:
4264:
4261:
4259:
4256:
4254:
4251:
4249:
4246:
4244:
4241:
4239:
4236:
4234:
4231:
4229:
4226:
4224:
4221:
4219:
4216:
4214:
4211:
4209:
4206:
4204:
4201:
4199:
4196:
4195:
4193:
4189:
4183:
4180:
4178:
4175:
4173:
4170:
4168:
4165:
4163:
4160:
4158:
4155:
4153:
4150:
4148:
4147:1 Coast Range
4145:
4144:
4142:
4138:
4134:
4126:
4121:
4119:
4114:
4112:
4107:
4106:
4103:
4093:
4092:
4079:
4073:
4070:
4068:
4065:
4063:
4060:
4058:
4055:
4053:
4050:
4048:
4045:
4043:
4040:
4038:
4035:
4033:
4030:
4028:
4025:
4023:
4020:
4018:
4015:
4013:
4010:
4008:
4005:
4003:
4000:
3998:
3995:
3993:
3990:
3988:
3985:
3983:
3980:
3978:
3975:
3973:
3970:
3968:
3965:
3963:
3960:
3958:
3955:
3953:
3950:
3948:
3945:
3943:
3940:
3938:
3935:
3933:
3930:
3928:
3925:
3923:
3920:
3918:
3915:
3913:
3910:
3908:
3905:
3903:
3900:
3898:
3895:
3893:
3890:
3888:
3885:
3883:
3880:
3878:
3875:
3873:
3870:
3868:
3865:
3863:
3860:
3858:
3855:
3853:
3850:
3848:
3845:
3843:
3840:
3838:
3835:
3833:
3830:
3828:
3825:
3823:
3820:
3818:
3815:
3813:
3810:
3808:
3805:
3803:
3800:
3798:
3795:
3793:
3790:
3788:
3785:
3783:
3780:
3778:
3775:
3773:
3770:
3768:
3765:
3763:
3760:
3758:
3755:
3753:
3750:
3748:
3745:
3743:
3740:
3738:
3735:
3733:
3730:
3728:
3725:
3723:
3720:
3718:
3715:
3713:
3710:
3708:
3705:
3703:
3700:
3698:
3695:
3693:
3690:
3689:
3687:
3685:
3681:
3675:
3672:
3670:
3667:
3665:
3662:
3660:
3657:
3655:
3652:
3650:
3647:
3645:
3644:Oklahoma City
3642:
3640:
3637:
3635:
3632:
3630:
3627:
3625:
3622:
3620:
3617:
3615:
3612:
3610:
3607:
3605:
3602:
3600:
3597:
3595:
3592:
3590:
3587:
3585:
3582:
3580:
3577:
3576:
3574:
3572:
3568:
3562:
3559:
3557:
3554:
3552:
3549:
3547:
3544:
3542:
3541:South Central
3539:
3537:
3534:
3532:
3529:
3527:
3524:
3522:
3519:
3517:
3514:
3512:
3509:
3507:
3506:Green Country
3504:
3502:
3499:
3497:
3494:
3492:
3491:Cross Timbers
3489:
3487:
3484:
3482:
3479:
3477:
3474:
3472:
3469:
3468:
3466:
3464:
3460:
3454:
3451:
3449:
3446:
3444:
3441:
3439:
3436:
3434:
3431:
3429:
3426:
3424:
3421:
3419:
3416:
3414:
3411:
3409:
3406:
3405:
3403:
3399:
3393:
3390:
3388:
3385:
3383:
3380:
3378:
3375:
3371:
3368:
3366:
3363:
3361:
3358:
3357:
3356:
3353:
3349:
3346:
3344:
3340:
3336:
3332:
3328:
3325:
3324:
3323:
3320:
3315:
3311:
3308:
3307:
3306:
3303:
3301:
3298:
3296:
3293:
3291:
3288:
3286:
3283:
3282:
3280:
3278:
3274:
3269:
3268:
3267:Oklahoma City
3262:
3258:
3254:
3247:
3242:
3240:
3235:
3233:
3228:
3227:
3224:
3214:
3213:
3200:
3194:
3191:
3189:
3186:
3184:
3181:
3179:
3176:
3174:
3171:
3169:
3166:
3164:
3161:
3159:
3156:
3154:
3151:
3149:
3146:
3144:
3141:
3139:
3136:
3134:
3131:
3129:
3126:
3124:
3121:
3119:
3116:
3114:
3111:
3109:
3106:
3104:
3101:
3099:
3096:
3094:
3091:
3089:
3086:
3084:
3081:
3079:
3076:
3074:
3071:
3069:
3066:
3064:
3061:
3059:
3056:
3054:
3051:
3049:
3046:
3044:
3041:
3039:
3036:
3034:
3031:
3029:
3026:
3024:
3021:
3019:
3016:
3014:
3011:
3009:
3006:
3004:
3001:
2999:
2996:
2994:
2991:
2989:
2986:
2984:
2981:
2979:
2976:
2974:
2971:
2969:
2966:
2964:
2961:
2959:
2956:
2954:
2951:
2949:
2946:
2944:
2941:
2939:
2936:
2934:
2931:
2929:
2926:
2924:
2921:
2919:
2916:
2914:
2911:
2909:
2906:
2904:
2901:
2899:
2896:
2894:
2891:
2889:
2886:
2884:
2881:
2879:
2876:
2874:
2871:
2869:
2866:
2864:
2861:
2859:
2856:
2854:
2851:
2849:
2846:
2844:
2841:
2839:
2836:
2834:
2831:
2829:
2826:
2824:
2821:
2820:
2818:
2816:
2812:
2806:
2803:
2801:
2798:
2796:
2793:
2791:
2788:
2786:
2783:
2781:
2778:
2776:
2773:
2771:
2768:
2766:
2763:
2761:
2758:
2756:
2753:
2751:
2748:
2746:
2743:
2741:
2738:
2736:
2733:
2731:
2728:
2726:
2723:
2721:
2718:
2716:
2713:
2711:
2708:
2707:
2705:
2703:
2697:
2691:
2688:
2686:
2683:
2681:
2678:
2676:
2673:
2671:
2668:
2666:
2663:
2661:
2658:
2656:
2653:
2652:
2650:
2648:
2644:
2638:
2635:
2633:
2630:
2628:
2625:
2623:
2620:
2618:
2615:
2613:
2610:
2608:
2605:
2603:
2600:
2598:
2595:
2593:
2590:
2588:
2585:
2583:
2580:
2578:
2575:
2573:
2570:
2568:
2565:
2563:
2560:
2558:
2555:
2554:
2552:
2550:
2546:
2540:
2537:
2535:
2532:
2530:
2527:
2525:
2522:
2520:
2517:
2515:
2512:
2510:
2507:
2505:
2502:
2500:
2497:
2496:
2494:
2490:
2484:
2481:
2479:
2476:
2474:
2471:
2469:
2466:
2464:
2461:
2459:
2456:
2454:
2451:
2449:
2446:
2444:
2441:
2439:
2436:
2434:
2431:
2429:
2426:
2424:
2421:
2417:
2414:
2412:
2409:
2407:
2404:
2403:
2402:
2399:
2395:
2392:
2391:
2389:
2387:
2384:
2382:
2379:
2377:
2374:
2372:
2369:
2367:
2364:
2362:
2359:
2357:
2354:
2352:
2349:
2347:
2344:
2342:
2339:
2337:
2334:
2332:
2329:
2327:
2324:
2322:
2319:
2317:
2314:
2312:
2309:
2307:
2304:
2302:
2299:
2298:
2296:
2292:
2287:
2286:
2280:
2276:
2272:
2265:
2260:
2258:
2253:
2251:
2246:
2245:
2242:
2235:
2231:
2228:
2226:
2223:
2221:
2218:
2217:
2213:
2202:
2193:
2191:
2186:
2185:
2173:
2169:
2166:
2161:
2153:
2146:
2138:
2134:
2130:
2126:
2125:AAPG Bulletin
2119:
2111:
2107:
2103:
2099:
2095:
2091:
2084:
2068:
2062:
2054:
2050:
2046:
2042:
2041:AAPG Bulletin
2035:
2019:
2015:
2009:
2007:
2005:
2003:
1994:
1990:
1986:
1982:
1978:
1974:
1970:
1966:
1965:Herpetologica
1959:
1951:
1947:
1943:
1939:
1935:
1931:
1924:
1905:
1899:
1883:
1877:
1875:
1858:
1852:
1850:
1848:
1839:
1835:
1831:
1827:
1823:
1819:
1812:
1796:
1789:
1788:
1781:
1770:
1768:
1766:
1764:
1754:
1747:
1746:
1739:
1728:
1726:
1724:
1722:
1706:
1702:
1698:
1694:
1690:
1684:
1668:
1662:
1660:
1651:
1647:
1640:
1638:
1636:
1634:
1632:
1630:
1628:
1619:
1606:
1598:
1591:
1589:
1587:
1579:(2): 188–193.
1578:
1574:
1567:
1565:
1563:
1558:
1548:
1545:
1543:
1540:
1538:
1535:
1533:
1530:
1528:
1527:Lake Ouachita
1525:
1523:
1522:Lake Maumelle
1520:
1518:
1517:Lake Hamilton
1515:
1513:
1510:
1508:
1505:
1503:
1500:
1498:
1495:
1493:
1490:
1488:
1485:
1483:
1480:
1478:
1475:
1473:
1470:
1469:
1465:
1460:
1451:
1449:
1445:
1441:
1440:Rich Mountain
1437:
1433:
1428:
1426:
1422:
1418:
1414:
1413:Lake Ouachita
1410:
1406:
1396:
1394:
1391:discontinued
1390:
1386:
1382:
1378:
1374:
1370:
1366:
1362:
1347:
1344:
1342:
1339:
1338:
1334:
1331:
1329:
1326:
1325:
1321:
1318:
1316:
1313:
1312:
1308:
1305:
1303:
1300:
1299:
1295:
1292:
1290:
1287:
1286:
1282:
1279:
1277:
1274:
1273:
1269:
1267:
1266:Pennsylvanian
1263:
1261:
1258:
1257:
1253:
1251:Mississippian
1250:
1248:
1247:Stanley Shale
1245:
1244:
1240:
1238:
1237:Mississippian
1234:
1231:
1228:
1227:
1223:
1220:
1218:
1215:
1214:
1210:
1208:
1205:
1203:
1200:
1199:
1195:
1192:
1190:
1187:
1186:
1182:
1179:
1177:
1176:Bigfork Chert
1174:
1173:
1169:
1166:
1164:
1161:
1160:
1156:
1153:
1151:
1148:
1147:
1143:
1140:
1138:
1135:
1134:
1130:
1127:
1125:
1122:
1121:
1117:
1115:
1111:
1107:
1105:
1104:Collier Shale
1102:
1101:
1097:
1094:
1091:
1090:
1087:
1085:
1081:
1077:
1076:Pennsylvanian
1073:
1069:
1066:
1065:Pennsylvanian
1062:
1052:
1050:
1046:
1042:
1037:
1033:
1029:
1025:
1021:
1020:Pennsylvanian
1017:
1013:
1012:Mississippian
1009:
1000:
998:
994:
990:
986:
982:
978:
974:
970:
965:
963:
959:
955:
951:
950:United States
946:
944:
940:
936:
932:
928:
924:
920:
916:
907:
899:
890:
888:
884:
880:
876:
872:
867:
865:
861:
857:
853:
848:
846:
842:
838:
834:
829:
826:
824:
819:
814:
806:
802:
798:
796:
792:
791:Rich Mountain
788:
784:
780:
776:
772:
768:
758:
756:
752:
748:
743:
741:
737:
733:
729:
724:
722:
718:
714:
710:
706:
702:
698:
694:
689:
686:
685:Stanley Shale
683:
682:Mississippian
679:
675:
671:
667:
663:
659:
655:
651:
636:
634:
630:
626:
622:
618:
614:
610:
601:
599:
598:
593:
592:
587:
586:
581:
580:
576:
571:
567:
566:
561:
560:
555:
554:
549:
548:
543:
542:
537:
536:
531:
530:
525:
524:
520:
515:
514:
509:
508:
504:
499:
498:
493:
488:
486:
482:
478:
477:Southern U.S.
474:
469:
467:
466:
461:
460:
455:
454:
449:
448:
437:
435:
431:
427:
423:
419:
415:
411:
402:
394:
386:
377:
375:
371:
367:
366:
361:
357:
353:
349:
345:
341:
337:
333:
329:
319:
317:
313:
309:
304:
302:
298:
294:
290:
286:
282:
278:
277:North America
274:
270:
266:
262:
258:
254:
248:
218:
209:
205:
201:
198:
194:
191:
188:
186:
180:
177:
173:
170:
166:
163:United States
162:
158:
152:
146:
140:
135:
132:
128:
125:
123:
119:
114:
109:
81:
79:
75:
71:
69:
65:
62:
59:
55:
50:
43:
38:
33:
30:
19:
5148:Big Mountain
5130:
5072:
5059:
4966:
4867:
4497:
4385:Great Plains
4082:
4002:Pottawatomie
3624:Midwest City
3594:Broken Arrow
3584:Bartlesville
3546:Southwestern
3525:
3516:Northwestern
3511:Little Dixie
3428:Demographics
3265:
3203:
3023:Little River
2978:Independence
2795:West Memphis
2785:Russellville
2780:Jacksonville
2720:Fayetteville
2616:
2514:Demographics
2428:Paleontology
2394:Constitution
2376:Homelessness
2361:High schools
2283:
2233:
2189:
2160:
2151:
2145:
2128:
2124:
2118:
2093:
2089:
2083:
2073:November 25,
2071:. Retrieved
2061:
2044:
2040:
2034:
2022:. Retrieved
2018:the original
1968:
1964:
1958:
1933:
1929:
1923:
1911:. Retrieved
1898:
1888:November 28,
1886:. Retrieved
1863:November 28,
1861:. Retrieved
1821:
1817:
1811:
1798:. Retrieved
1786:
1744:
1710:December 16,
1708:. Retrieved
1692:
1683:
1671:. Retrieved
1649:
1645:
1614:|title=
1596:
1576:
1572:
1429:
1402:
1393:clearcutting
1358:
1163:Womble Shale
1137:Mazarn Shale
1058:
1055:Stratigraphy
1034:beneath the
1006:
989:metamorphism
966:
962:metamorphism
954:metamorphism
947:
912:
870:
868:
851:
849:
832:
830:
827:
809:
766:
764:
746:
744:
727:
725:
700:
696:
692:
690:
653:
649:
647:
607:
595:
589:
583:
579:obtusifolius
578:
574:
563:
557:
551:
545:
539:
533:
527:
522:
518:
511:
506:
502:
495:
489:
470:
463:
457:
451:
445:
443:
430:Appalachians
407:
373:
363:
359:
355:
351:
335:
331:
325:
305:
281:Appalachians
252:
216:
214:
184:Parent range
29:
5201:Mount Scott
4452:45 Piedmont
4012:Roger Mills
3556:Tulsa Metro
3501:Flint Hills
3448:LGBT rights
3295:Earthquakes
3128:St. Francis
3053:Mississippi
2790:Bella Vista
2760:Hot Springs
2755:Bentonville
2710:Little Rock
2685:Hot Springs
2637:Timberlands
2627:Piney Woods
2534:LGBT rights
2453:State parks
2285:Little Rock
2024:October 26,
1913:December 2,
1824:: 397–403.
1800:October 14,
1673:October 13,
1425:Little Rock
935:Mississippi
259:in western
103: /
78:Coordinates
5292:Categories
5237:Black Mesa
5024:Petit Jean
5019:Mount Nebo
4836:Level III
4198:4 Cascades
4131:Level III
4057:Washington
4007:Pushmataha
3872:Kingfisher
3664:Stillwater
3654:Ponca City
3531:The Ozarks
3360:newspapers
3355:Mass media
3305:Government
3178:Washington
3063:Montgomery
2968:Hot Spring
2908:Crittenden
2750:Pine Bluff
2725:Springdale
2715:Fort Smith
2680:Pine Bluff
2665:Fort Smith
2562:Ark-La-Tex
2406:Newspapers
2401:Mass media
2351:Government
1652:: 120–142.
1553:References
1434:begins at
1235:and Early
1114:Ordovician
1112:and Early
997:whetstones
981:novaculite
883:anticlines
862:counties,
860:Hot Spring
705:Montgomery
633:salamander
625:black bear
523:pubifolium
507:ouachitana
289:West Texas
196:Borders on
91:93°38′41″W
88:35°10′01″N
3992:Pittsburg
3927:McCurtain
3857:Jefferson
3757:Cleveland
3536:Panhandle
3438:Education
3300:Geography
3270:(capital)
3173:Van Buren
3148:Sebastian
3003:Lafayette
2993:Jefferson
2963:Hempstead
2898:Craighead
2883:Cleveland
2800:Paragould
2770:Texarkana
2730:Jonesboro
2690:Tri-State
2675:Jonesboro
2670:Texarkana
2524:Education
2473:Townships
2463:Territory
2356:Governors
2346:Geography
2311:Arkansans
2288:(capital)
1985:0018-0831
1942:0036-1488
1092:Formation
1080:Paleozoic
1049:Paleozoic
958:volcanism
915:Paleozoic
887:synclines
818:turbidity
639:Subranges
380:Geography
322:Etymology
269:Paleozoic
253:Ouachitas
137:Geography
122:Etymology
68:Elevation
18:Ouachitas
5123:Oklahoma
4959:Arkansas
4072:Woodward
4032:Stephens
4027:Sequoyah
4022:Seminole
3997:Pontotoc
3967:Okmulgee
3962:Oklahoma
3957:Okfuskee
3942:Muskogee
3932:McIntosh
3912:Marshall
3887:Le Flore
3862:Johnston
3807:Garfield
3792:Delaware
3767:Comanche
3752:Cimarron
3742:Cherokee
3732:Canadian
3684:Counties
3629:Muskogee
3599:Del City
3471:Arklatex
3453:Politics
3443:Gun laws
3413:Cannabis
3408:Abortion
3310:governor
3257:Oklahoma
3188:Woodruff
3123:Randolph
3098:Poinsett
3088:Phillips
3078:Ouachita
3008:Lawrence
2938:Franklin
2933:Faulkner
2903:Crawford
2888:Columbia
2878:Cleburne
2823:Arkansas
2815:Counties
2775:Sherwood
2539:Politics
2529:Gun laws
2499:Abortion
2316:Aviation
2275:Arkansas
2168:Archived
1993:84672236
1950:41968453
1233:Devonian
1221:Silurian
1207:Silurian
1110:Cambrian
1084:Arkansas
1063:through
1061:Cambrian
1016:Cambrian
1010:through
1008:Cambrian
993:Arkansas
923:Oklahoma
919:Arkansas
864:Arkansas
723:rivers.
717:Cossatot
701:Missouri
697:Cossatot
414:Oklahoma
410:Arkansas
360:Ouachita
287:area of
265:Oklahoma
261:Arkansas
255:, are a
176:Oklahoma
172:Arkansas
151:full map
4062:Washita
4052:Wagoner
4042:Tillman
3922:McClain
3892:Lincoln
3882:Latimer
3852:Jackson
3842:Haskell
3747:Choctaw
3712:Beckham
3697:Alfalfa
3659:Shawnee
3579:Ardmore
3561:Western
3476:Central
3463:Regions
3433:Economy
3418:Culture
3401:Society
3387:Symbols
3322:History
3118:Pulaski
3113:Prairie
3038:Madison
3018:Lincoln
2998:Johnson
2988:Jackson
2948:Garland
2858:Carroll
2853:Calhoun
2848:Bradley
2700:Largest
2549:Regions
2519:Economy
2509:Culture
2492:Society
2458:Symbols
2371:History
2306:Outline
2098:Bibcode
2090:Geology
1857:"Trees"
1838:1004838
1446:of the
1399:Tourism
1355:History
1003:History
931:Alabama
893:Geology
856:Garland
821:of the
577:subsp.
492:endemic
434:Rockies
374:washita
362:in the
348:Choctaw
328:Choctaw
160:Country
127:Choctaw
5257:Ozarks
5220:Others
5162:Others
5002:Others
4985:Ozarks
4761:Tundra
4017:Rogers
3982:Pawnee
3977:Ottawa
3952:Nowata
3937:Murray
3847:Hughes
3837:Harper
3832:Harmon
3812:Garvin
3787:Custer
3772:Cotton
3737:Carter
3717:Blaine
3707:Beaver
3649:Owasso
3639:Norman
3619:Lawton
3609:Edmond
3604:Duncan
3551:Texoma
3382:Sports
3377:People
3341:, and
3277:Topics
3153:Sevier
3143:Searcy
3133:Saline
3073:Newton
3068:Nevada
3058:Monroe
3048:Miller
3043:Marion
3033:Lonoke
2973:Howard
2958:Greene
2943:Fulton
2918:Dallas
2893:Conway
2863:Chicot
2838:Benton
2833:Baxter
2828:Ashley
2765:Benton
2745:Rogers
2740:Conway
2702:cities
2647:Metros
2622:Ozarks
2438:Rivers
2433:Places
2381:Images
2341:Energy
2294:Topics
1991:
1983:
1948:
1940:
1836:
1264:Early
1095:Period
969:quartz
755:quartz
736:Sevier
719:, and
699:, and
674:Sevier
672:, and
666:Howard
621:coyote
594:, and
350:words
330:words
116:Naming
4715:Taiga
4067:Woods
4047:Tulsa
4037:Texas
3987:Payne
3972:Osage
3947:Noble
3917:Mayes
3907:Major
3897:Logan
3877:Kiowa
3827:Greer
3822:Grant
3817:Grady
3802:Ellis
3797:Dewey
3782:Creek
3777:Craig
3727:Caddo
3722:Bryan
3702:Atoka
3692:Adair
3674:Yukon
3669:Tulsa
3634:Moore
3589:Bixby
3423:Crime
3365:radio
3285:Index
3253:State
3183:White
3168:Union
3163:Stone
3158:Sharp
3138:Scott
3083:Perry
3028:Logan
2983:Izard
2953:Grant
2923:Desha
2913:Cross
2868:Clark
2843:Boone
2805:Cabot
2587:Delta
2504:Crime
2483:Water
2423:Music
2411:Radio
2386:Lakes
2301:Index
2271:State
1989:S2CID
1946:JSTOR
1907:(PDF)
1834:JSTOR
1791:(PDF)
1782:from
1749:(PDF)
1740:from
1689:"MAG"
1423:near
1371:sent
1108:Late
985:chert
943:Texas
813:mesic
785:near
713:Caddo
693:Caddo
662:Clark
609:Bison
604:Fauna
521:var.
505:var.
440:Flora
372:word
370:Caddo
356:chito
340:bison
336:chito
168:State
131:Caddo
3902:Love
3762:Coal
3614:Enid
3343:1895
3339:1893
3335:1892
3331:1891
3314:list
3193:Yell
3108:Pope
3103:Polk
3093:Pike
2928:Drew
2873:Clay
2390:Law
2075:2017
2026:2017
1981:ISSN
1938:ISSN
1915:2017
1890:2017
1865:2017
1802:2020
1712:2008
1675:2007
1618:help
1462:The
1436:Mena
1430:The
1411:and
956:and
933:and
885:and
869:The
858:and
850:The
831:The
765:The
745:The
734:and
732:Polk
726:The
709:Polk
707:and
691:The
670:Pike
648:The
611:and
471:The
432:and
412:and
332:ouac
215:The
174:and
57:Peak
3867:Kay
3255:of
3013:Lee
2273:of
2133:doi
2106:doi
2049:doi
1973:doi
1826:doi
1043:to
929:of
777:to
652:or
631:of
613:elk
572:),
352:owa
275:of
5294::
3370:TV
3337:,
3333:,
3329:,
2416:TV
2232:—
2129:79
2127:.
2104:.
2094:13
2092:.
2045:31
2043:.
2001:^
1987:.
1979:.
1969:67
1967:.
1944:.
1934:21
1932:.
1873:^
1846:^
1832:.
1820:.
1793:.
1762:^
1751:.
1720:^
1703:,
1699:,
1695:.
1691:.
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1648:.
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1575:.
1561:^
1450:.
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664:,
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600:.
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206:,
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2236:.
2139:.
2135::
2112:.
2108::
2100::
2077:.
2055:.
2051::
2028:.
1995:.
1975::
1952:.
1917:.
1892:.
1867:.
1840:.
1828::
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1804:.
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235:ʃ
232:ɒ
229:w
226:ˈ
223:/
219:(
153:)
20:)
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