Page author: Crow Vecchio
Caloplaca flavorubescens

Distribution: West of Cascades crest in Washington; Montana, Wyoming, Utah, Colorado, Arizona, New Mexico, midwestern states, Arkansas, Louisiana, Mississippi, Alabama, Georgia, New York to Maine; southern Canada from Alberta to Nova Scotia.

Substrate: On bark of deciduous trees and conifers, and on wood.

Conservation Status: Not of concern


Thallus pale sulphur-yellow, grey when in shade, continuous and smooth; Apothecia orange, occasionally with pale yellow to white pruina, to 1.5 mm in diameter.

Accepted Name:
Caloplaca flavorubescens (Hudson) J. R. Laundon

Synonyms & Misapplications:
(none provided)
Additional Resources:

PNW Herbaria: Specimen records of Caloplaca flavorubescens in the Consortium of Pacific Northwest Herbaria database.

CalPhotos: Caloplaca flavorubescens photos.

USDA Plants: Caloplaca flavorubescens information.

0 photographs:
Group by