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grows to around 6–13 ft (1.8–4.0 m) in height. The branches on the shrub are reddish or grayish (more reddish) and they have twigs that tend to be bristly. The ovate to triangular leaves are bristly, strongly overlapping and clasping. They are 1.0 to 1.8-inch (46 mm) long and 0.8 to
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Several other small, natural and planted populations occur in
Alameda and Contra Costa counties. The two largest groups occupy an area of approximately 82 acres (330,000 m). These two populations are found in maritime
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The dense, white flowers are urn-shaped and 0.2 to 0.3-inch (7.6 mm) long. The flowering period is from
November to March.
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402:. To a lesser extent, the species is threatened by fungal infection, herbicide spraying, hybridization, construction of
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The species is found from 656–1,460 feet (200–445 m) in elevation, primarily on thin soils composed of
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Pallid
Manzanita species account from the Sacramento Fish & Wildlife Office
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commonly co-occurs with another manzanita species, brittle leaf manzanita (
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has placed it on List 1B (rare or endangered throughout its range).
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counties. The two largest populations, which are owned by the
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Natural history of the
California chaparral and woodlands
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The primary threats to the species are the effects of
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936:Natural history of Contra Costa County, California
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350:is known from approximately 13 populations in
931:Natural history of Alameda County, California
366:in Alameda and Contra Costa Counties and at
916:Endemic flora of the San Francisco Bay Area
320:ecosystem, and is frequently surrounded by
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901:NatureServe critically imperiled species
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296:-forming species with spreading leaves.
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423:California Department of Fish and Game
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364:Huckleberry Botanic Regional Preserve
390:, and shading and competition from
362:, are located at Huckleberry Ridge—
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444:Index: Endemic flora of California
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439:List of California native plants
342:Sobrante Ridge Regional Preserve
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926:East Bay Regional Park District
852:urn:lsid:ipni.org:names:17861-2
427:California Native Plant Society
360:East Bay Regional Park District
318:montane chaparral and woodlands
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406:, and the ongoing effects of
368:Sobrante Ridge Regional Park
273:1.2-inch (30 mm) wide.
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911:Endemic flora of California
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413:This is a federally listed
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464:"NatureServe Explorer 2.0"
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249:, or heath family. It is
16:Species of flowering plant
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541:Jepson Manual Treatment:
340:Alameda manzanita in the
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78:Scientific classification
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370:in Contra Costa County.
285:Arctostaphylos tomentosa
292:), but the latter is a
235:Oakland Hills manzanita
610:Arctostaphylos pallida
580:Arctostaphylos pallida
559:Arctostaphylos pallida
551:Arctostaphylos pallida
549:USDA Plants Profile -
543:Arctostaphylos pallida
534:Arctostaphylos pallida
520:Arctostaphylos pallida
496:July 23, 2008, at the
480:The Nature Conservancy
425:in November 1997. The
417:. It was listed as an
348:Arctostaphylos pallida
344:
270:Arctostaphylos pallida
255:San Francisco Bay Area
226:Arctostaphylos pallida
209:Arctostaphylos pallida
25:Arctostaphylos pallida
408:habitat fragmentation
339:
300:does not form burls.
64:Critically Imperiled
561:- U.C. Photo gallery
523:at Wikimedia Commons
229:, commonly known as
553:(Alameda manzanita)
50:Conservation status
419:endangered species
415:threatened species
376:sage and chaparral
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808:Open Tree of Life
572:Taxon identifiers
517:Media related to
239:Alameda manzanita
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231:pallid manzanita
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253:to the eastern
245:shrub from the
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356:Contra Costa
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304:Distribution
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257:of Northern
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769:NatureServe
717:iNaturalist
604:Wikispecies
265:Description
121:Angiosperms
68:NatureServe
895:Categories
821:Plant List
618:Calflora:
450:References
410:and loss.
396:introduced
324:and other
298:A. pallida
280:A. pallida
259:California
41:A. pallida
683:250092378
326:chaparral
290:crustacea
247:Ericaceae
243:manzanita
185:Species:
167:Ericaceae
91:Kingdom:
865:50074139
860:Tropicos
774:2.135010
748:10200529
595:Q4355995
589:Wikidata
494:Archived
433:See also
332:Endemism
328:shrubs.
163:Family:
157:Ericales
147:Asterids
134:Eudicots
43:flowers
735:17861-2
696:2882564
421:by the
382:Threats
352:Alameda
251:endemic
173:Genus:
153:Order:
95:Plantae
66: (
839:ARPA21
834:PLANTS
813:816703
800:434407
787:143378
761:183603
709:415066
670:596495
654:ECOS:
394:, and
237:, and
216:Eastw.
743:IRMNG
722:53355
404:roads
314:shale
310:chert
288:ssp.
141:Clade
128:Clade
115:Clade
102:Clade
847:POWO
782:NCBI
756:ITIS
730:IPNI
704:GRIN
691:GBIF
657:8292
642:CNPS
634:GBP8
398:and
354:and
312:and
294:burl
873:WFO
678:FNA
665:EoL
629:CoL
621:594
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647:33
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472:^
261:.
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466:.
70:)
Text is available under the Creative Commons Attribution-ShareAlike License. Additional terms may apply.
