LiasLight

LIAS light – Item Descriptions


LIASlight ItemID: 1324

Chaenothecopsis nigra Tibell

Characters[*]:Character States[*]:
global occurrence: Oceania – Australasia | Eurasia – Europe | Americas – North America (incl Mexico)
substrate: wood – dead, living | bark, cork, plant surface – trunks, branches, twigs
life habit: lichenized (mutualistic with algal photobionts) | lichenicolous (in/on lichens)
thallus: crustose (crustaceous) – endosubstratal, inconspicuous, immersed
[th marginal and upper surface] specific structures: absent
ascomata: absent | present
ascoma: apothecial, apothecioid – hymenial
ascoma [mm]: (low) 0.14 (high) 0.3
ascoma: pedicellate, stipitate, pedunculate, stalked
[ascm, if apoth] disc, mazaedium: black(ish)
[ascm, if apoth] subhymenial layers, hypothecium; [if perith] basal excipulum: green(ish)
[ascm] epihymenium, epithecium: brown(ish) (if pale: fawn, tan; if mid: cinnamon)
asci: prototunicate
[asc] tholus: not thickened
[asc] tholus amyloidity (iodine reaction): absent
ascospores: (median) 8.0
[asp] shape: ellipsoidal
[asp] length [µm]: (low) 4.8 (high) 7.0
[asp] width [µm]: (low) 1.5 (high) 2.2 (max) 2.5
[asp] septa: present
[asp] septa: transversely septate
[asp] transversal septa: (median) 1.0
[asp] pigmentation: pale brown | grey, greyish
secondary metabolites: absent
host organism:
primary photobiont: absent

[*] 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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