When: 2012-02-10

Collection location: Old Snowy Mountain, Lewis Co., Washington, USA [Click for map]

Who: Richard Droker (wanderflechten)

Specimen available

on Rhizocarpon geographicum (identification using microscopic features including spores) on andesite

ca. 2100 m elev.

distant shot of Old Snowy – http://www.flickr.com/photos/29750062@N06/3839866025/

Species Lists


not very sharp
habitat where found

Proposed Names

55% (1)
Used references: Nash III, T.H., Ryan, B.D., Diederich, P., Gries, C. and Bungartz, F. (eds) (2004) Lichen Flora of the Greater Sonoran Desert Region, Volume 2
Based on microscopic features: see photos

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= Observer’s choice
= Current consensus


Add Comment
Great series of observations!
By: Jason Hollinger (jason)
2012-02-10 19:24:43 CST (-0500)

Thanks for posting these. Watch it or you’ll give lichenicolous lichens a good name. :)