LiasLight

LIAS light – Item Descriptions


LIASlight ItemID: 1816

Cyphelium sessile (Pers.) Trevis.

Characters[*]:Character States[*]:
global occurrence: Eurasia – Europe
substrate: lichens, lichenized fungi | bark, cork, plant surface – trunks, branches, twigs
life habit: lichenized (mutualistic with algal photobionts) | lichenicolous (in/on lichens)
thallus: crustose (crustaceous) – endosubstratal, inconspicuous, immersed | crustose (crustaceous) – episubstratal – unspecified
[th marginal and upper surface] specific structures: absent
ascomata: absent | present
ascoma: apothecial, apothecioid – mazaedial
ascoma [mm]: (low) 0.3 (high) 0.6 (max) 0.7
ascoma: immersed, innate | subsessile, subimmersed, adnate, semi-immersed, emergent | sessile, superficial
[ascm, if apoth] disc, mazaedium: black(ish)
[ascm, if apoth] disc, mazaedium: epruinose
[ascm, if apoth] margin surface; [if perith] periostiolar area, ostiole, involucrellum: brown(ish) (if pale: fawn, tan; if mid: cinnamon)
[ascm, if apoth] subhymenial layers, hypothecium; [if perith] basal excipulum: brown(ish) (if pale: fawn, tan; if mid: cinnamon)
[ascm] paraphyses/-oids: present
asci: prototunicate
[asc] tholus: not thickened
[asc] tholus amyloidity (iodine reaction): absent
[asp] shape: ellipsoidal
[asp] length [µm]: (low) 9.0 (high) 15.0 (max) 18.0
[asp] width [µm]: (low) 5.0 (high) 8.0 (max) 10.0
[asp] septa: present
[asp] septa: transversely septate
[asp] pigmentation: medium brown, brownish
[asp] perispore, epispore: ornamented, rough, warted, striate, cracked
secondary metabolites: absent
host organism:
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.


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