LIAS light – Item Descriptions
LIASlight ItemID: 8164
Roccellinastrum neglectum Henssen & Vobis
| Characters[*]: | Character States[*]: |
|---|---|
| global occurrence: | Oceania – Australasia |
| substrate: | bryophytes – mosses, liverworts | bark, cork, plant surface – trunks, branches, twigs | leaves, fronds, needles – living |
| life habit: | lichenized (mutualistic with algal photobionts) |
| thallus: | leprose, leprarioid, powdery, byssoid | subfruticose (subfruticous), fruticulose, dactyliform | fruticose (fruticous), shrub-like, beard-like |
| [th] upper surface: | white(ish) |
| [th marginal and upper surface] specific structures: | absent |
| [th] morphol substructures (eg areoles, lobes, branches) width [mm]: | (low) 0.2 (high) 0.4 (max) 0.8 |
| [th] morphol substructures (eg areoles, lobes, branches) upper surface: | granulose, granular |
| ascomata: | absent | present |
| ascoma: | apothecial, apothecioid – hymenial |
| ascoma [mm]: | (low) 0.3 (high) 0.4 |
| ascoma: | sessile, superficial | subpedicellate, substipitate, subpedunculate, substalked | pedicellate, stipitate, pedunculate, stalked |
| [ascm, if apoth] disc, mazaedium: | red(dish) white (pink) |
| [ascm, if apoth] subhymenial layers, hypothecium; [if perith] basal excipulum: | hyaline, colourless |
| [ascm] paraphyses/-oids: | present |
| [ascm] paraphyses/-oid cells width [µm]: | (median) 1.5 |
| [ascm] epihymenium, epithecium: | yellow(ish) brown |
| 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: | cylindrical |
| [asp] length [µm]: | (low) 5.0 (high) 7.0 |
| [asp] width [µm]: | (low) 1.0 (high) 1.5 |
| [asp] septa: | absent – spore lumen unilocular, monolocular |
| [asp] pigmentation: | hyaline, colourless |
| [asp] perispore, epispore: | not apparent |
| conidiomata: | absent | present |
| conidia: | bacilliform, bacillar |
| [co] length [µm]: | (low) 3.0 (high) 4.0 |
| secondary metabolites: | present |
| secondary metabolites: | protocetraric acid | squamatic acid |
| primary photobiont: | present |
| secondary photobionts (eg in cephalodia): | absent |
| primary photobiont: | chlorophytaceous – trebouxiaceous, chlorococcoid |