lichen-Ramalina americana

Ramalina americana

Ramalina americana photo by Mark Zloba

Ramalina americana

DIAGNOSTIC FEATURES:  Small, abundantly branched, tufted, dull, leathery thallus with strongly flattened branches, not warty, NIS; apothecia terminal or subterminal; compare with R. complanata with surface papillate, and R. celastri with apothecia lateral and superficial.

ECOLOGY:  An eastern US species common on tree trunks and canopy branches, uncommon in Ohio with scattered old records and recent records from four counties.

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