
LIAS light – Item Descriptions
LIASlight ItemID: 5852
Squamarina cartilaginea (With.) P. James
Characters[*]: | Character States[*]: |
---|---|
global occurrence: | Africa (incl Madagascar) | Eurasia – Asia Extratropical | Eurasia – Europe | Americas – North America (incl Mexico) | Eurasia – Asia Tropical |
substrate: | rock – calcareous, calciferous, basic |
life habit: | lichenized (mutualistic with algal photobionts) |
thallus: | squamulose (squamulous) |
[th] upper surface: | green(ish) | green(ish) white |
[th upper surface]: | epruinose | pruinose |
[th marginal and upper surface] specific structures: | absent |
ascomata: | absent | present |
ascoma: | apothecial, apothecioid – hymenial |
ascoma [mm]: | (median) 4.0 |
[ascm, if apoth] disc, mazaedium: | plane, flat, flattened, expanded | convex |
[ascm, if apoth] disc, mazaedium: | brown(ish) (if pale: fawn, tan; if mid: cinnamon) | red(dish) brown (if pale: orange brown) |
[ascm] paraphyses/-oids: | present |
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) |
[asp] length [µm]: | (low) 10.0 (high) 15.0 |
[asp] width [µm]: | (low) 4.0 (high) 6.0 |
[asp] septa: | absent – spore lumen unilocular, monolocular |
[asp] pigmentation: | hyaline, colourless |
[asp] perispore, epispore: | not apparent |
secondary metabolites: | present |
secondary metabolites: | psoromic acid | usnic acid |
primary photobiont: | present |
secondary photobionts (eg in cephalodia): | absent |
primary photobiont: | chlorophytaceous – trebouxiaceous, chlorococcoid |