[Paintbrushes: The Genus Castilleja West of the Cascade Mountains of Oregon and Washington]

Annual White Paintbrush, Hairy Owl Clover

Castilleja tenuis

Synonyms: Orthocarpus hispidus, Orthocarpus rarior, Orthocarpus tenuis, Triphysaria hispida

Annual White Paintbrush, Hairy Owl Clover, Thin Paintbrush: Castilleja tenuis (Synonyms: Orthocarpus hispidus, Orthocarpus rarior, Orthocarpus tenuis, Triphysaria hispida) - Stem leaves of Annual White Paintbrush, Hairy Owl Clover, Thin Paintbrush: Castilleja tenuis (Synonyms: Orthocarpus hispidus, Orthocarpus rarior, Orthocarpus tenuis, Triphysaria hispida)

Cclose-up views of the inflorescence and whole plant of hairy owl clover as seen at Kingston Prairie Nature Preserve to the southeast of Salem, OR..........June 2006.

Annual White Paintbrush, Hairy Owl Clover, Thin Paintbrush: Castilleja tenuis (Synonyms: Orthocarpus hispidus, Orthocarpus rarior, Orthocarpus tenuis, Triphysaria hispida)

Hairy owl clover as seen at Kingston Prairie Nature Preserve to the southeast of Salem, OR.........June 2006.

Inflorescence of Annual White Paintbrush, Hairy Owl Clover, Thin Paintbrush: Castilleja tenuis (Synonyms: Orthocarpus hispidus, Orthocarpus rarior, Orthocarpus tenuis, Triphysaria hispida)

Hairy owl clover observed blooming along Forest Road 20 on the south-facing slope of Dutchman Peak, Siskiyou Crest, Rogue River-Siskiyou National Forest......July 16, 2020.

Paul Slichter