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building a Global Consortium of Bryophytes and Lichens as keystones of cryptobiotic communities
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Myriolecis straminea
Myriolecis straminea
(Ach.) Śliwa, Zhao Xin & Lumbsch
(redirected from:
Lecanora straminea
Ach.)
Family:
Lecanoraceae
[
Lecanora straminea
Ach.,
more
Lichen stramineus
(Ach.) Wahlenb.,
Placodium stramineum
(Ach.) Th. Fr.,
Placolecanora straminea
(Ach.) Räsänen,
Squamaria straminea
(Ach.) Nyl.
]
LIAS
Resources
Botanische Staatssammlung München
Life habit:
lichenized (mutualistic with algal photobionts)
thallus:
crustose (crustaceous) episubstratal unspecified | placodioid-crustose, placodioid-foliose
thallus:
compartimentized areolate, squamulate [th] upper surface: yellow(ish) (if dull: buff) | grey(ish) yellow | green(ish) yellow [th upper surface]: epruinose | pruinose [th upper surface] pruina: scarce, sparse, fine [th marginal and upper surface] specific structures: absent [th] morphol substructures (eg areoles, lobes, branches) width [mm]: (min) 0.5 (low) 1.0 (high) 1.5 [th] morphol substructures (eg areoles, squamules): contiguous, coherent (throughout the thallus) | discontiguous, dispersed (towards thallus periphery) [th] morphol substructures (eg areoles, lobes, branches) upper
surface:
smooth, plane | maculate [th] lower surface: brown(ish) black | yellow(ish) brown | brown(ish) red (carneous) [th lower surface] specific structures: absent
ascomata:
absent | present
ascoma:
apothecial, apothecioid hymenial
ascoma
[mm]: (low) 1.5 (high) 2.5 (max) 4.0
ascoma:
sessile, superficial | subpedicellate, substipitate, subpedunculate, substalked [ascm, if apoth] disc, mazaedium: concave | plane, flat, flattened, expanded [ascm, if apoth] disc, mazaedium: black(ish) | brown(ish) (if pale: fawn, tan; if mid: cinnamon) | red(dish) | yellow(ish) red (orange red) [ascm, if apoth] disc, mazaedium: epruinose | pruinose [ascm, if apoth] disc, mazaedium pruina: scarce, sparse, fine | dense [ascm, if apoth] margin surface; [if perith] periostiolar area, ostiole, involucrellum: yellow(ish) (if dull: buff) | grey(ish) yellow | green(ish) yellow [ascm, if apoth] margin excipular photobionts: present | abundant [ascm, if apoth] subhymenial layers, hypothecium; [if perith] basal excipulum: yellow(ish) (if dull: buff) | yellow(ish) red (orange red) [ascm] paraphyses/-oids: present [ascm] paraphyses/-oid cells width [µm]: (low) 1.5 (high) 2.0 (max) 2.5 [ascm] paraphyses/-oid apical cells width [µm]: (low) 2.5 (high) 4.0 (max) 6.0 [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: amyloid with widening axial body towards the apex (= Lecanora-, Parmelia-, Rinodina-types etc)
ascospores:
(median) 8.0 [asp] shape: ellipsoidal [asp] length [µm]: (min) 8.0 (low) 10.0 (high) 12.0 (max) 14.0 [asp] width [µm]: (min) 4.5 (low) 5.0 (high) 6.5 (max) 8.0 [asp] septa: absent spore lumen unilocular, monolocular [asp] pigmentation: hyaline, colourless [asp] perispore, epispore: not apparent
conidiomata:
absent | present
conidia:
filiform, vermiform [co] length [µm]: (min) 15.0 (low) 20.0 (high) 25.0 (max) 30.0
secondary metabolites:
present
secondary metabolites:
arthothelin | thiophanic acid | granulosin
primary photobiont:
present
secondary photobionts
(eg in cephalodia): absent
primary photobiont:
chlorophytaceous trebouxiaceous, chlorococcoid.
substrate:
rock siliceous, siliciferous, acidic | rock, stones, pebbles unspecified.
Open Interactive Map
Christopher M. Maves : Field Museum of Natural History - Botany Department
Christopher M. Maves : Field Museum of Natural History - Botany Department
Christopher M. Maves : Field Museum of Natural History - Botany Department
Christopher M. Maves : Field Museum of Natural History - Botany Department
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38 Total Images