Notes: Location: 35°13’21.51"N 85°57’3.86"W el. 572 m, Rutledge Point Trail.
Substrate: Growing on dry sandstone rock faces with southern exposure to direct sun and with few or no other epiphytes on the rock. In all occurrences found so far the rock has been part of or next to a major sandstone cliff.
Habitat: Oak-dominated eastern deciduous woodland at the western rim of the Cumberland Plateau.
soralia: C-, K+ salmon pink (slowly), KC- (dissolves the pink), Pd+ bright orange (immediately)
cortex: Pd- (but soralia turn bright orange quickly)
To generate an interactive specimen locality map for Ramalina petrina, select the box for searching all available collections on the CNALH search page, and click “Next.” Then type “Ramalina petrina” into the “Taxonomic Criteria” box, and click “Search.”
United States, Tennessee, Franklin County, Sewanee, Rutledge Point Trail. 21 Feb 2010. Chris Parrish 0063, det. James C. Lendemer (NY).
Common name: rock ramalina
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Created: 2010-02-27 15:35:03 GMT (+0000)
Last modified: 2010-06-09 07:35:09 BST (+0100)
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