LIAS light – Item Descriptions
LIASlight ItemID: 11646
Santessoniella saximontana T. Sprib., P. M. Jørg. & M. Schultz
| Characters[*]: | Character States[*]: |
|---|---|
| global occurrence: | Americas – North America (incl Mexico) |
| substrate: | soil, clay, humus, turf, detritus, dead leaves | wood – dead, living | bark, cork, plant surface – trunks, branches, twigs |
| life habit: | lichenized (mutualistic with algal photobionts) |
| thallus: | crustose (crustaceous) – episubstratal – unspecified | subfruticose (subfruticous), fruticulose, dactyliform |
| thallus: | granular, granulose, granulate | compartimentized – areolate, squamulate |
| [th] upper surface: | brown(ish) (if pale: fawn, tan; if mid: cinnamon) |
| [th marginal and upper surface] specific structures: | absent |
| ascomata: | absent | present |
| ascoma: | apothecial, apothecioid – hymenial |
| ascoma [mm]: | (low) 0.3(median) 0.7 (high) 0.9 |
| ascoma: | sessile, superficial |
| [ascm, if apoth] disc, mazaedium: | subconvex, slightly convex | convex | distinctly convex | strongly convex, hemispherical, (sub-)globose |
| [ascm, if apoth] disc, mazaedium: | black(ish) | red(dish) black | red(dish) brown (if pale: orange brown) |
| [ascm, if apoth] disc, mazaedium: | epruinose |
| [ascm, if apoth] subhymenial layers, hypothecium; [if perith] basal excipulum: | hyaline, colourless |
| [ascm] paraphyses/-oids: | present |
| [ascm] paraphyses/-oid cells width [µm]: | (low) 1.5 (high) 3.0 |
| [ascm] paraphyses/-oid apical cells width [µm]: | (low) 5.0 (high) 7.0 |
| [ascm] epihymenium, epithecium: | grey(ish) | red(dish) brown (pale: orange brown) |
| asci: | lecanoralean |
| [asc] tholus: | not thickened | 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: | ellipsoidal |
| [asp] length [µm]: | (low) 14.0(median) 17.7 (high) 22.0 |
| [asp] width [µm]: | (low) 7.0(median) 8.1 (high) 11.5 |
| [asp] septa: | absent – spore lumen unilocular, monolocular |
| [asp] pigmentation: | hyaline, colourless |
| [asp] perispore, epispore: | not apparent |
| secondary metabolites: | absent |
| primary photobiont: | present |
| secondary photobionts (eg in cephalodia): | absent |
| primary photobiont: | cyanobacterial |