Distribution: Mostly west of the Cascades, Vancouver Island, B.C., to Baja California, east to Arizona, and in the Blue Mountains of Washington
Habitat: Rock crevices and open, rocky slopes in the valleys and foothills
Origin: Native
Conservation Status: Not of concern
[none provided]
PNW Herbaria: Specimen records of Pentagramma triangularis in the Consortium of Pacific Northwest Herbaria database.
WA Flora Checklist: Pentagramma triangularis checklist entry.
E-Flora BC: Pentagramma triangularis atlas page.
CalPhotos: Pentagramma triangularis photos.
USDA Plants: Pentagramma triangularis information.