Bill Bouton 2012 Zack Abbey 2016 Amelia Ryan 2007 George Butterworth 2015 George Butterworth Amelia Ryan Amelia Ryan
Delphinium umbraculorum is a perennial herb that is native to California, and endemic (limited) to California.
California Rare Plant Rank: 1B.3 (rare, threatened, or endangered in CA and elsewhere).
https://inaturalist-open-data.s3.amazonaws.com/photos/202894/medium.jpg:!/app/up/entry/4/th/812.jpg:!0000 0000 0816 0436:!/app/up/gp/44/th/8904.jpg:!/app/up/gp/44/th/8905.jpg:!0000 0000 0816 0453:!0000 0000 0816 0456:!
Bill Bouton:!2012 Zack Abbey:!2016 Amelia Ryan:!2007 George Butterworth:!2015 George Butterworth:!Amelia Ryan:!Amelia Ryan:!
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Suggested Citation
Calflora:
Information on California plants for education, research and conservation,
with data contributed by
public and private institutions and individuals.
[web application]. 2025.The Calflora Database
[a non-profit organization].Available:
https://www.calflora.org/(Accessed: 07/15/2025).