LiasLight

LIAS light – Item Descriptions


LIASlight ItemID: 1993

Epilichen scabrosus (Ach.) Clem.

Characters[*]:Character States[*]:
global occurrence: Eurasia – Europe | Americas – North America (incl Mexico) | Arctic
substrate: lichens, lichenized fungi
life habit: lichenicolous (in/on lichens)
thallus: crustose (crustaceous) – episubstratal – unspecified | squamulose (squamulous)
[th] upper surface: yellow(ish) (if dull: buff) | green(ish) yellow
[th marginal and upper surface] specific structures: absent
ascomata: absent | present
ascoma: apothecial, apothecioid – hymenial
ascoma [mm]: (min) 0.1 (low) 0.5 (high) 1.0 (max) 3.0
[ascm, if apoth] disc, mazaedium: subconvex, slightly convex | convex
[ascm, if apoth] disc, mazaedium: black(ish)
[ascm, if apoth] disc, mazaedium: epruinose
[ascm, if apoth] subhymenial layers, hypothecium; [if perith] basal excipulum: brown(ish) black
[ascm] paraphyses/-oids: present
[ascm] epihymenium, epithecium: green(ish) black | green(ish) brown (olive brown)
asci: lecanoralean
[asc] tholus: thickened
[asc] tholus amyloidity (iodine reaction): present
[asc] tholus amyloidity pattern: with amyloid cap (= Icmadophila-, Lecidea-, Pertusaria-types etc)
ascospores: (median) 8.0
[asp] shape: broadly ellipsoidal | ellipsoidal
[asp] length [µm]: (min) 10.0 (low) 11.5 (high) 14.0 (max) 18.0
[asp] width [µm]: (min) 4.0 (low) 5.5 (high) 7.5 (max) 9.5
[asp] septa: present
[asp] septa: transversely septate
[asp] transversal septa: (median) 1.0
[asp] pigmentation: medium brown, brownish
[asp] perispore, epispore: not apparent
secondary metabolites: present
secondary metabolites: pulvinic acid
primary photobiont: present
secondary photobionts (eg in cephalodia): absent
primary photobiont: chlorophytaceous – trebouxiaceous, chlorococcoid

[*] Not all (synonymous, equivalent or similar) terms being provided in parallel for a character or character state (e.g. 'endosubstratal, inconspicuous, immersed') need to be valid for the taxon under concern.


© 2001–2020 by Botanische Staatssammlung M√ľnchen
Impressum · Disclaimer · Webmaster