Observation 116696: Umbilicaria muehlenbergii (Ach.) Tuck.
When: 2009-10-21
Herbarium specimen reported

Notes: HABITAT open ridge-top with laurel scrub, oak-spruce-fir forest; SUBSTRATE siliceous rock; ASPECT open; NOTES on exposed rocks on ridge top near lookout.

Images

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20091021-1.jpg
Several nonfertile ones, bad lighting.
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Many apothecia, at 10×.
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Large apothecium, at 30×.
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20091021-18.jpg
Small apothecium, at 30×.
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Plate-like rhizines, at 10×.
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Plate-like rhizines, at 30×.

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Eye3 = Observer’s choice
Eyes3 = Current consensus

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Created: 2012-11-14 08:14:04 CET (+0100)
Last modified: 2012-11-14 08:14:09 CET (+0100)
Viewed: 8 times, last viewed: 2016-10-28 20:19:06 CEST (+0200)
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