Pseudocyphellaria crocata

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Pseudocyphellaria crocata: for more photos, see Sitka Nature Photo Gallery for Pseudocyphellaria crocata
Pseudocyphellaria crocata: For future reference (reformatted/simplified from https://www.researchgate.net/publication/321584890_Pseudocyphellaria_crocata_Ascomycota_Lobariaceae_in_the_Americas_is_revealed_to_be_thirteen_species_and_none_of_them_is_P_crocata ):

Collected in boreal-temperate western North America; medulla often at least partly yellow:

P. holarctica: Upper medulla bright yellow; generally narrow-lobed with mostly marginal(to laminal) soralia and pseudisidia and more rarely phyllidia; lower pseudocyphellae abundant, in part becoming large and excavate near the marginal zone

P.citrina: Medulla white throughout; broad-lobed with mostly laminal soralia and yellow pseudisidia; lower pseudocyphellae absent in broad marginal zone

P. hawaiiensis: Upper medulla patchily pale yellow; narrow-lobed with mostly marginal soralia and pseudisidia; lower pseudocyphellae abundant, small






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