[abdnha.org] Flower Description: From March through May, the flower color may vary from a beautiful red to deep maroon to bronze to yellow. A distinguishing characteristic are the red filaments in the center of the flower. (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: 03/28/2025).