LIAS light – Item Descriptions
LIASlight ItemID: 2534
Lecanactis amylacea (Ehrh. ex Pers.) Arnold
| Characters[*]: | Character States[*]: |
|---|---|
| global occurrence: | Eurasia – Europe |
| substrate: | bark, cork, plant surface – trunks, branches, twigs |
| life habit: | lichenized (mutualistic with algal photobionts) |
| thallus: | crustose (crustaceous) – episubstratal – unspecified |
| thallus: | continuous, diffuse, effuse | cracked, fissured, fractured, rimose |
| [th] upper surface: | white(ish) |
| [th marginal and upper surface] specific structures: | absent |
| ascomata: | absent | present |
| ascoma: | apothecial, apothecioid – hymenial |
| ascoma [mm]: | (low) 0.2 (high) 0.5 |
| ascoma: | immersed, innate | subsessile, subimmersed, adnate, semi-immersed, emergent | sessile, superficial |
| [ascm, if apoth] disc, mazaedium: | concave | plane, flat, flattened, expanded | subconvex, slightly convex |
| [ascm, if apoth] disc, mazaedium: | black(ish) | white(ish) |
| [ascm, if apoth] disc, mazaedium: | pruinose |
| [ascm, if apoth] disc, mazaedium pruina: | dense |
| [ascm] paraphyses/-oids: | present |
| asci: | fissitunicate – bitunicate |
| [asc] tholus: | thickened |
| [asc] tholus amyloidity (iodine reaction): | present |
| [asc] tholus amyloidity pattern: | entirely amyloid (= Catillaria-, Teloschistes-types etc) |
| ascospores: | (median) 8.0 |
| [asp] length [µm]: | (low) 14.0 (high) 27.0 |
| [asp] width [µm]: | (low) 2.0 (high) 3.0 |
| [asp] septa: | present |
| [asp] septa: | transversely septate |
| [asp] transversal septa: | (median) 3.0 (max) 5.0 |
| [asp] pigmentation: | hyaline, colourless |
| secondary metabolites: | present |
| secondary metabolites: | unknown/unidentified compound(s) |
| primary photobiont: | present |
| secondary photobionts (eg in cephalodia): | absent |
| primary photobiont: | chlorophytaceous – trentepohliaceous, trentepohlioid |