Observation 102249: Lecanora hagenii (Ach.) Ach.

When: 2011-09-28

Collection location: Castro Crest, Malibu Creek State Park, Los Angeles Co., California, USA [Click for map]

34.0806° -118.7479° 622m

Who: Jason Hollinger (jason)

Specimen available

Notes:
HABITAT oldgrowth chaparral and conglomerate outcrops at top of high transverse ridge; SUBSTRATE Quercus agrifolia bark on dead limb; ASPECT shaded; NOTES immersed thallus, abundant apothecia with thin whitish rims, disk yellowish-grayish without pruina, amphithecial cortex very thin laterally to 60 µm basally, algae no continuous, epihymenium brown and POL+ granular with color clearing in K but a some granules still POL+ after K, amphithecium weakly POL+ clearing in K; SPORES 8 per ascus, hyaline, smooth, simple, ellipsoid, 11-12 × 5.5-6 µm.

Images

240170
20110928-295.jpg
Small patch, stained a bit, at 30x, stacked.
240171
20110928-134.jpg
Apothecial section, in water, at 100×.
240172
20110928-135.jpg
Apothecial section, in water, at 100x, cross-polarized.

Proposed Names

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Created: 2012-07-19 23:32:20 PDT (-0700)
Last modified: 2012-07-19 23:32:23 PDT (-0700)
Viewed: 44 times, last viewed: 2018-03-21 07:13:53 PDT (-0700)
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