Observation 13083: Ochrolechia szatalaensis

When: 2008-03-11

Collection location: Edgewood Blue, Wells Gray region, British Columbia, Canada [Click for map]

Who: Jason Hollinger (jason)

Specimen available

Notes:
Crust lichen, on conifer twig.
THALLUS: smooth, shiny, light to medium gray, C-, UV-
APOTHECIA: large beautiful adnate disks, thick smooth shiny rims, disk pinkish, densely white pruinose, epihymenium with POL+ white fine crystals, rim and disk C- except a few C+ yellow specks on rim, disk UV+ yellow-orange
SPORES: 4 per ascus, elliptical, thin walled, finely textured stuff inside, 47-63 × 27-35 µm (Q=1.5-1.9) (N=11), walls 0.73-3.6 µm (N=9)

Images

26684
Thallus, at 10×.
26685
Apothecia, at 30×.
26686
Apothecial section, in water, at 100×.
26687
Apothecial section, in water, at 100x, cross-polarized.
26688
Spore, in water, at 1000×.

Proposed Names

87% (1)
Eye3 Eyes3
Used references: Curtis Bjork’s provisional keys to the epiphytic crusts of BC.
Based on chemical features: C- disc and rim

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Eye3 = Observer’s choice
Eyes3 = Current consensus

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Created: 2008-10-25 15:19:59 NZDT (+1300)
Last modified: 2008-10-25 15:19:59 NZDT (+1300)
Viewed: 25 times, last viewed: 2017-06-05 21:02:06 NZST (+1200)