Observation 86393: Rhizocarpon chioneum (Norman) Th. Fr.
When: 2011-07-24
(50.0° 114.0° )
No herbarium specimen

Notes: Location: 50°36’21.49"N, 114°58’49.52"W, el. 2430m. Ptarmigan Cirque is 2 km E of Highwood Pass.

[Edit:]
Identification: View at the highest resolution to see bits of the blue-gray prothallus. Doug Waylett remarks that this is the only white Rhizocarpon in North America.

Photos:
Sharnoff’s Rhizocarpon chioneum gallery
Doug Waylett’s photo of Rhizocarpon chioneum, Snowy Map Lichen, from Ptarmigan Cirque, Kananaskis Country

Proposed Names

-28% (1)
Recognized by sight
28% (1)
Eye3 Eyes3
Used references: photo and description of Rhizocarpon chioneum by Doug Waylett from the same locality

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Eye3 = Observer’s choice
Eyes3 = Current consensus

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Created: 2012-01-15 20:41:14 PST (-0800)
Last modified: 2012-01-21 12:03:24 PST (-0800)
Viewed: 73 times, last viewed: 2016-10-21 02:44:48 PDT (-0700)
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