Arizona State University Lichen Herbarium
Occurrence ID (GUID): e732abba-6ed7-40cc-914a-255b2097e32b
Secondary Catalog #: SEDONA_0320
Taxon: Physcia dimidiata (Arnold) Nyl.
Family: Physciaceae
Determiner: Frank Bungartz, Garry Neil (12-Jun-19)
Show Determination History
Collector: Garry Neil   253A   
Date: 2019-03-10
Verbatim Date: 10-Mar-19
Locality: United States, Arizona, Yavapai, Baldwin Trail, Red Rock Ranger District, Coconino National Forest
34.815267  -111.807098
Verbatim Coordinates: UTM 12 S 0426185 3852854
Elevation: 1250 meters Verbatim Elevation: 4100 ft
Habitat: on bark at the base of the trunk of Koeberlinia spinosa, North facing, in almost full shade within an Upper Sonoran Desert Scrub
Substrate: bark
Associated Species: Xanthomendoza fallax
Description: thallus foiliose; lobes narrow, tips crenulate; upper surface whitish-gray; with pruina, sorediate; soredia granular, marginal soralia; medulla white; lower cortes prosoplectenchymatous; lower surface brownish; pale rhizines; apothecia not seen; spot tests; upper cortes k+ and P+ yellow
Specimen Images
Author: Garry Neil
Record ID: e732abba-6ed7-40cc-914a-255b2097e32b
For additional information on this specimen, please contact: Frank Bungartz (
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