LiasLight

LIAS light – Item Descriptions


LIASlight ItemID: 12457

Cladonia obtecta Ahti

Characters[*]:Character States[*]:
global occurrence: Americas – South and Central America
substrate: soil, clay, humus, turf, detritus, dead leaves
life habit: lichenized (mutualistic with algal photobionts)
thallus: squamulose (squamulous) | fruticose (fruticous), shrub-like, beard-like
[th] upper surface: yellow(ish) (if dull: buff) | grey(ish) white | blue(ish) white
[th marginal and upper surface] specific structures: absent
[th] morphol substructures (eg areoles, lobes, branches) width [mm]: (low) 1.0 (high) 4.0
[th] morphol substructures (eg areoles, lobes, branches) upper surface: squamulose | rugose, plicate, folded, pustulate, faveolate, wrinkled
ascomata: absent | present
ascoma: apothecial, apothecioid – hymenial
ascoma [mm]: (min) 2.0
ascoma: pedicellate, stipitate, pedunculate, stalked
[ascm, if apoth] disc, mazaedium: brown(ish) (if pale: fawn, tan; if mid: cinnamon)
[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)
ascospores: (median) 8.0
[asp] shape: fusiform
[asp] length [µm]: (low) 13.0 (high) 15.0
[asp] width [µm]: (low) 2.5 (high) 3.5
[asp] septa: absent – spore lumen unilocular, monolocular
[asp] pigmentation: hyaline, colourless
[asp] perispore, epispore: not apparent
secondary metabolites: present
secondary metabolites: confumarprotocetraric acid | fumarprotocetraric acid | protocetraric acid | convirensic acid
primary photobiont: present
secondary photobionts (eg in cephalodia): absent
primary photobiont: chlorophytaceous – trebouxiaceous, chlorococcoid

[*] Not all (synonymous, equivalent or similar) terms being provided in parallel for a character or character state (e.g. 'endosubstratal, inconspicuous, immersed') need to be valid for the taxon under concern.


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