Observation 179824: Muellerella pygmaea var. ventosicola (Mudd) Triebel
When: 2014-06-28
(38.6289° -119.9992° 911m)

Notes: on Caloplaca trachyphylla over basalt outcrop; large basalt outcrop at top of mountain, various exposures

perithecia mostly superficial on thallus of host, perithecia black globose ~250um wide, exciple dark brown isodiametric walls, spores ~64 per ascus 1-septate ellipsoid light brown ~7.5×5um

Species Lists

Images

459346
20140628-150-359.jpg
at 40x, stacked
459344
20140628-98-360.jpg
at 40x, stacked; orange is Caloplaca, green is Acarospora, black is Muellerella
459345
20140628-150-358.jpg
at 20x, stacked
459347
20140628-150-361.jpg
apothecium section, in water, at at 100x
459348
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apothecium section, in water, at at 400x
459349
20140628-150-363.jpg
spores, in water, at at 400x

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Created: 2014-09-22 19:20:58 CEST (+0200)
Last modified: 2014-09-22 19:22:31 CEST (+0200)
Viewed: 16 times, last viewed: 2016-09-29 13:06:05 CEST (+0200)
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