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August 19, 2020

Castilleja exserta ssp. exserta

Purple Owl’s Clover

Purple owl's clover (Castilleja exserta ssp. exserta). Photo by Elsa de Becker.
Lush spring display at the Skyline Serpentine Prairie: goldfields (Lasthenia californica), purple owl’s clover (Castilleja exserta), and new leaves of soaproot (Chlorogalum pomeridianum). Photo by Lech Naumovich.
Owl’s clover (Castilleja exserta).

    Where to see it

    • In the Woods at Shell Ridge: A Photo Essay
    • Where to Find Beautiful Native Plants Now: Mount Diablo State Park’s Serpentine Soil
    • Skyline Serpentine Prairie Revisited

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