46:
33:
348:, or body, of the lichen is light olive-green, smooth to uneven and shiny. What stands out are the white isidia, short outgrowths on the lichen's surface that, especially when not fully matured, bear a resemblance to insect eggs. These isidia range from 0.2 to 1.0 mm long and 0.1–0.15 mm wide.
222:
genus but distinguishes it from other known members of this genus. The species grows up to a diameter of 5 cm (2 in) and bears short, white isidiate outgrowths that resemble insect eggs. The lichen appears to favour the shaded
473:
Mercado-DĂaz, Joel A.; LĂĽcking, Robert; Parnmen, Sittiporn (2014). "Two new genera and twelve new species of
Graphidaceae from Puerto Rico: a case for higher endemism of lichenized fungi in islands of the Caribbean?".
297:
was formally recognised as a new species. Its unique, white isidia, especially noticeable in their early stages of growth, are a standout feature that defines this taxon. Mitochondrial
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Despite careful examination, ascomata, the reproductive structures where spores are produced, were not observed in this species. The lichen's photobiont, the component responsible for
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514:
409:. Tabonuco forests in Puerto Rico have a diverse lichen biota, with 76 corticolous species having been identified from this habitat.
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662:
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trees, suggesting a preference for this type of environment. An additional specimen was examined from
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567:
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forests in El Yunque
National Forest, Puerto Rico. It was particularly found towards the base of
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184:. Described as a new species in 2014, it is primarily distinguished by its striking white
8:
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315:) but represent a species distinct from the other known members of this genus, including
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Mercado-DĂaz, Joel A.; Gould, William A.; González, Grizelle; LĂĽcking, Robert (2015).
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261:, the original specimen from which the description is derived, was discovered in
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Lichens in Puerto Rico: an ecosystem approach. Gen. Tech. Rep. IITF-GTR-46
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192:. The lichen was recognized as a new species despite the absence of
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are irregular and grouped together, with a yellowish-green hue.
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can extend to a diameter of up to 5 cm (2 in). The
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293:Even in the absence of ascomata and ascospores,
235:, Puerto Rico, particularly towards the base of
253:in 2014 by lichenologists Joel Mercado-DĂaz,
515:International Institute of Tropical Forestry
383:
301:sequence data indicate that the available
31:
188:that contrast with its light olive-green
507:United States Department of Agriculture
635:
282:refers to the lichen's striking white
529:
528:
380:during the analysis of this species.
305:of this lichen belong to the genus
13:
431:Merc.-DĂaz, LĂĽcking & Parnmen"
419:
14:
674:
505:(Report). San Juan, Puerto Rico:
44:
216:data confirms its place in the
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1:
412:
391:was discovered in the shaded
257:, and Sittiporn Parnmen. The
663:Taxa named by Robert LĂĽcking
7:
488:10.11646/phytotaxa.189.1.14
244:
10:
679:
539:Acanthotrema alboisidiatum
429:Acanthotrema alboisidiatum
389:Acanthotrema alboisidiatum
342:Acanthotrema alboisidiatum
295:Acanthotrema alboisidiatum
169:Acanthotrema alboisidiatum
150:Acanthotrema alboisidiatum
25:Acanthotrema alboisidiatum
653:Lichens described in 2014
537:
443:: Leiden, the Netherlands
378:thin-layer chromatography
233:El Yunque National Forest
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41:Scientific classification
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30:
23:
658:Lichens of the Caribbean
384:Habitat and distribution
263:RĂo Grande, Puerto Rico
249:This species was first
208:, usually crucial for
407:Luquillo, Puerto Rico
132:A. alboisidiatum
212:identification. Its
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193:
160:& Parnmen (2014)
318:A. brasilianum
299:small subunit rDNA
251:formally described
630:
629:
615:Open Tree of Life
531:Taxon identifiers
436:Catalogue of Life
402:Dacryodes excelsa
376:were detected by
272:Dacryodes excelsa
238:Dacryodes excelsa
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16:Species of lichen
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623:
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324:A. frischii
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176:(bark-dwelling)
172:is a species of
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365:. The cells of
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178:crustose lichen
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88:Lecanoromycetes
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648:Lichen species
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511:Forest Service
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482:(1): 186–203.
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353:photosynthesis
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330:A. kalbii
255:Robert LĂĽcking
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180:in the family
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156:Mercado-DĂaz,
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517:. p. 55.
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280:alboisidiatum
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141:Binomial name
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643:Graphidaceae
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445:. Retrieved
441:Species 2000
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372:No chemical
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367:Trentepohlia
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362:Trentepohlia
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313:Graphidaceae
308:Acanthotrema
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294:
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277:species name
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219:Acanthotrema
217:
214:DNA sequence
182:Graphidaceae
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149:
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131:
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119:Acanthotrema
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108:Graphidaceae
24:
18:
337:Description
303:collections
231:forests in
174:corticolous
98:Graphidales
637:Categories
554:Q107463933
413:References
393:understory
374:substances
357:green alga
275:tree. The
225:understory
204:ascospores
78:Ascomycota
74:Division:
476:Phytotaxa
359:known as
265:, on the
210:taxonomic
126:Species:
64:Kingdom:
58:Eukaryota
589:MycoBank
581:10764670
563:Fungorum
548:Wikidata
397:Tabonuco
311:(family
259:holotype
245:Taxonomy
229:Tabonuco
196:ascomata
104:Family:
54:Domain:
620:5263713
607:1414711
447:11 June
346:thallus
288:thallus
241:trees.
190:thallus
158:LĂĽcking
114:Genus:
94:Order:
84:Class:
594:808423
568:808423
327:, and
284:isidia
186:isidia
269:of a
267:trunk
68:Fungi
602:NCBI
576:GBIF
449:2023
200:and
484:doi
480:189
395:of
227:of
639::
617::
604::
591::
578::
565::
550::
513:,
509:,
478:.
457:^
439:.
433:.
333:.
321:,
290:.
490:.
486::
451:.
427:"
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