Observation 174340: Usnea amblyoclada (Müll. Arg.) Zahlbr.
When: 2014-08-17
No herbarium specimen

Proposed Names

1% (2)
Recognized by sight: Looks like Spanish moss, growing from cracks in granite.

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Eye3 = Observer’s choice
Eyes3 = Current consensus

Comments

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Sorry, yes, K= KOH. :)
By: Jason Hollinger (jason)
2014-08-18 05:04:22 IST (+0530)
K is KOH?
By: Patrick Harvey (pg_harvey)
2014-08-18 04:51:42 IST (+0530)
Also limited choices for saxicolous Usnea in the Ozarks
By: Jason Hollinger (jason)
2014-08-18 00:37:55 IST (+0530)

Only two species common on rock, U. amblyoclada and U. subscabrosa. The latter in my limited experience is more droopy (pendant), but the real test is chemistry of the medulla: U. amblyoclada is K+ red, U. subscabrosa is K-.

Created: 2014-08-17 22:57:58 IST (+0530)
Last modified: 2014-08-18 04:51:19 IST (+0530)
Viewed: 17 times, last viewed: 2016-10-25 22:36:14 IST (+0530)
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