Observation 179824: Muellerella pygmaea var. ventosicola (Mudd) Triebel

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

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at 40x, stacked
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at 40x, stacked; orange is Caloplaca, green is Acarospora, black is Muellerella
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at 20x, stacked
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apothecium section, in water, at at 100x
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apothecium section, in water, at at 400x
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spores, in water, at at 400x

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Created: 2014-09-22 14:20:58 -03 (-0300)
Last modified: 2014-09-22 14:22:31 -03 (-0300)
Viewed: 22 times, last viewed: 2019-05-11 16:12:38 -03 (-0300)
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