Dermatocarpon rivulorum
(Arnold) Dalla Torre & Sarnth.
Family:
Verrucariaceae
[
Endocarpon rivulorum
Arnold,
more
Placidiopsis rivulorum
(Arnold) Servít
]
Stephen Sharnoff
LIAS
Resources
Botanische Staatssammlung München
Life habit:
lichenized (mutualistic with algal photobionts) thallus: peltate, umbilicate thallus: continuous, diffuse, effuse [th] upper surface: grey(ish) brown | green(ish) brown (olive brown) [th upper surface]: epruinose | pruinose [th upper surface] pruina: scarce, sparse, fine [th marginal and upper surface] specific structures: absent [th] morphol substructures (eg areoles, lobes, branches) width [mm]: (low) 15.0 (high) 35.0 [th] morphol substructures (eg areoles, squamules): contiguous, coherent (throughout the thallus) [th] lower surface: brown(ish) (if pale: fawn, tan; if mid: cinnamon) [th lower surface] specific structures: absent [th] medulla amyloidity: absent
ascomata:
absent | present
ascoma:
perithecial, perithecioid hymenial [ascm] paraphyses/-oids: absent
asci:
fissitunicate verrucarialean [asc] tholus: thickened [asc] tholus amyloidity (iodine reaction): absent
ascospores:
(median) 8.0 [asp] length [µm]: (low) 13.0 (high) 21.0 (max) 24.0 [asp] width [µm]: (min) 6.0 (low) 6.5 (high) 8.5 (max) 9.0 [asp] septa: absent spore lumen unilocular, monolocular [asp] pigmentation: hyaline, colourless [asp] perispore, epispore: not apparent
secondary metabolites:
absent
primary photobiont:
present
secondary photobionts
(eg in cephalodia): absent
primary photobiont:
chlorophytaceous trebouxiaceous, chlorococcoid.
substrate:
rock siliceous, siliciferous, acidic.
Open Interactive Map
Lucy Taylor
Christopher M. Maves
Christopher M. Maves
Christopher M. Maves
Christopher M. Maves
Christopher M. Maves
Christopher M. Maves
Christopher M. Maves
Christopher M. Maves
Christopher M. Maves
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This project made possible by National Science Foundation Awards:
#1115116