Mt. hamilton jewel flower, Mt. hamilton jewelflower
2019 John Game 2019 Joey Santore 2015 stephen rosenthal 2018 Elinor Gates 2021 Dee Shea Himes 2023 John Rawlings 2019 Joey Santore 2019 Joey Santore 2023 John Rawlings 2021 R.A. Chasey 2021 R.A. Chasey 2021 R.A. Chasey
Streptanthus callistus is an annual herb that is native to California, and endemic (limited) to California.
California Rare Plant Rank: 1B.2 (rare, threatened, or endangered in CA and elsewhere).
[Wikipedia] Rarity, Habitat: Streptanthus callistus is a rare species of flowering plant in the mustard family known by the common name Mount Hamilton jewelflower.[1] It is endemic to Santa Clara County, California, where it is known from only about five occurrences around Mount Hamilton.[2] It grows in chaparral and woodlands and on dry scree. (link added by Mary Ann Machi)
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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: 05/19/2025).
one or more occurrences