[pnwflowers.com] Leaf and Blossom Descriptions: Clusters of leaves on lower stem, spreading to ascending flower stems. Frequently small bulblets instead of upper leaves or flowers. Leaves in small cluster on single short stalk attached near bottom of stem. Leaves lance-shaped, tapering to point, often curved, leaves on upper stem with ridge on outside, often falling before flowering. Flowers to 40 on short stalks atop stem. Flower petals 5, lance-shaped, yellow with red midrib; anthers yellow or light brown. (link added by Mary Ann Machi)
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: 03/29/2025).