Gowardia nigricans
(Ach.) P. Halonen, L. Myllys, S. Velmala, & H. Hyvarinen
(redirected from:
Alectoria nigricans
(Ach.) Nyl.)
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Encyclopedia of Life
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Family:
Parmeliaceae
[
Alectoria boryana
Delise,
more
Alectoria nigricans
(Ach.) Nyl.,
Alectoria nigricans f. goemerensis
Gyeln.,
Alectoria nigricans f. nigricans
(Ach.) Nyl.,
Alectoria nigricans f. subchalybeiformis
Räsänen,
Alectoria nigricans var. nigricans
(Ach.) Nyl.,
Alectoria nigricans var. thulensis
(Th. Fr.) Vain.,
Alectoria thulensis
Th. Fr.,
Bryopogon nigricans
(Ach.) Gyeln.,
Bryopogon nigricans f. goemerensis
(Gyeln.) Gyeln.,
Bryopogon nigricans f. nigricans
(Ach.) Gyeln.,
Bryopogon nigricans f. thulensis
(Th. Fr.) Gyeln.,
Cornicularia ochroleuca var. nigricans
Ach.
]
Stephen Sharnoff
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Botanische Staatssammlung München
Life habit:
lichenized (mutualistic with algal photobionts)
thallus:
fruticose (fruticous), shrub-like, beard-like [th] upper surface: grey(ish) | yellow(ish) (if dull: buff) | brown(ish) (if pale: fawn, tan; if mid: cinnamon) | grey(ish) black | white(ish) brown (beige) [th marginal and upper surface] specific structures: absent [th] morphol substructures (eg areoles, lobes, branches) width [mm]: (low) 1.0 (high) 1.5 [th] morphol substructures (eg areoles, lobes, branches) upper
surface:
pseudocyphellate, with pseudocyphellae
ascomata:
absent | present
ascoma:
apothecial, apothecioid hymenial
ascoma [mm]:
(low) 1.5 (high) 4.0 [ascm] paraphyses/-oids: present
asci:
lecanoralean [asc] tholus: thickened [asc] tholus amyloidity (iodine reaction): present [asc] tholus amyloidity pattern: amyloid with widening axial body towards the apex (= Lecanora-, Parmelia-, Rinodina-types etc)
ascospores:
(median) 8.0 [asp] length [µm]: (low) 30.0 (high) 41.0 [asp] width [µm]: (low) 20.0 (high) 23.0 [asp] septa: absent spore lumen unilocular, monolocular [asp] pigmentation: hyaline, colourless [asp] perispore, epispore: not apparent
secondary metabolites:
present
secondary metabolites:
alectorialic acid | barbatolic acid
primary photobiont:
present
secondary photobionts (eg in cephalodia):
absent
primary photobiont:
chlorophytaceous trebouxiaceous, chlorococcoid.
substrate:
soil, clay, humus, turf, detritus, dead leaves | bark, cork, plant surface trunks, branches, twigs | rock, stones, pebbles unspecified.
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Stephen Sharnoff
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This project made possible by National Science Foundation Awards:
#1115116