LIAS light – Item Descriptions
LIASlight ItemID: 115
Agonimia tristicula (Nyl.) Zahlbr.
| Characters[*]: | Character States[*]: |
|---|---|
| global occurrence: | Oceania – Australasia | Eurasia – Europe | Americas – North America (incl Mexico) | Americas – South and Central America | Eurasia – Asia Tropical | Arctic | Antarctic – Southern Subpolar Islands, Subantarctic Islands |
| substrate: | bryophytes – mosses, liverworts | lichens, lichenized fungi | wood – dead, living | bark, cork, plant surface – trunks, branches, twigs | rock – calcareous, calciferous, basic |
| life habit: | lichenized (mutualistic with algal photobionts) |
| thallus: | subsquamulose (subsquamulous) |
| thallus: | continuous, diffuse, effuse |
| [th] upper surface: | green(ish) | brown(ish) (if pale: fawn, tan; if mid: cinnamon) | brown(ish) green (olivaceous, olive green) | grey(ish) brown |
| [th marginal and upper surface] specific structures: | absent |
| [th] morphol substructures (eg areoles, lobes, branches) width [mm]: | (min) 0.05 (low) 0.2 (high) 0.5 |
| [th] morphol substructures (eg areoles, lobes, branches) upper surface: | smooth, plane | granulose, granular | verruculose, minutely warted |
| ascomata: | absent | present |
| ascoma: | perithecial, perithecioid – hymenial |
| ascoma [mm]: | (low) 0.25 (high) 0.4 (max) 0.5 |
| ascoma: | subsessile, subimmersed, adnate, semi-immersed, emergent | sessile, superficial |
| [ascm, if apoth] margin surface; [if perith] periostiolar area, ostiole, involucrellum: | black(ish) |
| [ascm] paraphyses/-oids: | absent | present |
| asci: | fissitunicate – verrucarialean |
| [asc] tholus amyloidity (iodine reaction): | absent |
| ascospores: | (min) 1.0(median) 2.0 |
| [asp] shape: | broadly ellipsoidal | ellipsoidal |
| [asp] length [µm]: | (min) 42.0 (low) 57.0 (high) 120.0 (max) 150.0 |
| [asp] width [µm]: | (low) 26.0 (high) 50.0 |
| [asp] septa: | present |
| [asp] septa: | muriformly septate – muriform, submuriform |
| [asp] pigmentation: | hyaline, colourless | pale brown |
| [asp] perispore, epispore: | not apparent |
| secondary metabolites: | absent |
| primary photobiont: | present |
| secondary photobionts (eg in cephalodia): | absent |
| primary photobiont: | chlorophytaceous – trebouxiaceous, chlorococcoid |