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LIAS light – Item Descriptions
LIASlight ItemID: 13850
Psorophorus fuegiensis (Zahlbr.) Elvebakk & Hong
Characters[*]: | Character States[*]: |
---|---|
global occurrence: | Americas – South and Central America |
substrate: | bark, cork, plant surface – trunks, branches, twigs |
life habit: | lichenized (mutualistic with algal photobionts) |
thallus: | squamulose (squamulous) |
thallus: | compartimentized – areolate, squamulate |
[th] upper surface: | green(ish) |
[th marginal and upper surface] specific structures: | present |
[th margin] cilia, cilioid structures: | absent |
[th upper surface] isidia, isidioid structures: | absent |
[th upper surface] soredia, soralia, soralioid structures: | absent |
[th] morphol substructures (eg areoles, lobes, branches) width [mm]: | (low) 0.1 (high) 0.5 (max) 1.0 |
[th] morphol substructures (eg areoles, lobes, branches) upper surface: | smooth, plane |
ascomata: | absent | present |
ascoma: | apothecial, apothecioid – hymenial |
ascoma [mm]: | (low) 0.8 (high) 1.5 |
ascoma: | subsessile, subimmersed, adnate, semi-immersed, emergent | sessile, superficial |
[ascm, if apoth] disc, mazaedium: | plane, flat, flattened, expanded | subconvex, slightly convex |
[ascm, if apoth] disc, mazaedium: | black(ish) | brown(ish) (if pale: fawn, tan; if mid: cinnamon) | red(dish) brown (if pale: orange brown) |
[ascm, if apoth] subhymenial layers, hypothecium; [if perith] basal excipulum: | brown(ish) (if pale: fawn, tan; if mid: cinnamon) |
[ascm] paraphyses/-oids: | present |
[ascm] paraphyses/-oid cells width [µm]: | (low) 2.0 (high) 4.5 |
[ascm] epihymenium, epithecium: | brown(ish) (if pale: fawn, tan; if mid: cinnamon) |
asci: | lecanoralean |
[asc] tholus: | thickened |
[asc] tholus amyloidity (iodine reaction): | present |
[asc] tholus amyloidity pattern: | with amyloid tube, ring (= Collema-, Micarea-, Porpidia-, Psora-types etc) |
ascospores: | (median) 8.0 |
[asp] shape: | subglobose, subspherical | broadly ellipsoidal |
[asp] length [µm]: | (low) 10.0 (high) 17.0 |
[asp] width [µm]: | (low) 9.0 (high) 12.0 |
[asp] septa: | absent – spore lumen unilocular, monolocular |
[asp] pigmentation: | hyaline, colourless |
[asp] perispore, epispore: | thick, distincly halonate | ornamented, rough, warted, striate, cracked |
secondary metabolites: | absent |
primary photobiont: | present |
secondary photobionts (eg in cephalodia): | present |
primary photobiont: | chlorophytaceous – trebouxiaceous, chlorococcoid |