LiasLight

LIAS light – Item Descriptions


LIASlight ItemID: 2218

Gyalecta geoica (Wahlenb.) Ach.

Characters[*]:Character States[*]:
global occurrence: Eurasia – Europe | Americas – North America (incl Mexico) | Arctic
substrate: soil, clay, humus, turf, detritus, dead leaves | bryophytes – mosses, liverworts
life habit: lichenized (mutualistic with algal photobionts)
thallus: crustose (crustaceous) – episubstratal – unspecified
[th] upper surface: grey(ish) | grey(ish) yellow
[th marginal and upper surface] specific structures: absent
ascomata: absent | present
ascoma: apothecial, apothecioid – hymenial
ascoma [mm]: (median) 0.6
ascoma: subsessile, subimmersed, adnate, semi-immersed, emergent
[ascm, if apoth] disc, mazaedium: yellow(ish) brown | yellow(ish) red (orange red)
[ascm] paraphyses/-oids: present
asci: unitunicate
[asc] tholus: thickened
[asc] tholus amyloidity (iodine reaction): absent | present
ascospores: (median) 8.0
[asp] length [µm]: (low) 10.0 (high) 16.0
[asp] width [µm]: (low) 4.0 (high) 6.0
[asp] septa: present
[asp] septa: transversely septate
[asp] transversal septa: (median) 3.0
[asp] pigmentation: hyaline, colourless
[asp] perispore, epispore: not apparent
primary photobiont: present
secondary photobionts (eg in cephalodia): absent
primary photobiont: chlorophytaceous – trentepohliaceous, trentepohlioid

[*] 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.


© 2001–2021 by Botanische Staatssammlung M√ľnchen
Impressum · Disclaimer · Webmaster