
LIAS light – Item Descriptions
LIASlight ItemID: 3699
Melaspilea gibberulosa (Ach.) Zwackh
Characters[*]: | Character States[*]: |
---|---|
global occurrence: | Eurasia – Europe |
substrate: | bark, cork, plant surface – trunks, branches, twigs |
life habit: | saprobic (on decaying organic substrate) | lichenized (mutualistic with algal photobionts) |
thallus: | crustose (crustaceous) – episubstratal – unspecified |
[th] upper surface: | white(ish) grey | grey(ish) white |
[th marginal and upper surface] specific structures: | absent |
ascomata: | absent | present |
ascoma: | apothecial, apothecioid – hymenial |
ascoma [mm]: | (median) 0.5 |
[ascm, if apoth] disc, mazaedium: | black(ish) |
[ascm, if apoth] margin excipular photobionts: | absent |
[ascm, if apoth] subhymenial layers, hypothecium; [if perith] basal excipulum: | brown(ish) yellow (ochraceous, ochre) | yellow(ish) brown |
[ascm] paraphyses/-oids: | present |
[ascm] epihymenium, epithecium: | black(ish) | brown(ish) black |
asci: | fissitunicate – bitunicate |
[asc] tholus: | thickened |
[asc] tholus amyloidity (iodine reaction): | absent |
ascospores: | (median) 8.0 |
[asp] shape: | ellipsoidal |
[asp] length [µm]: | (low) 10.0 (high) 17.0 |
[asp] width [µm]: | (low) 5.0 (high) 7.0 |
[asp] septa: | present |
[asp] septa: | transversely septate |
[asp] transversal septa: | (median) 1.0 |
[asp] pigmentation: | hyaline, colourless | pale brown |
[asp] perispore, epispore: | not apparent | ornamented, rough, warted, striate, cracked |
primary photobiont: | absent | present |
secondary photobionts (eg in cephalodia): | absent |
primary photobiont: | chlorophytaceous – trentepohliaceous, trentepohlioid |