2019 Spencer Riffle 2019 Steve Matson 2019 Steve Matson 2023 Ryan O'Dell 2020 Joey Santore 2020 Joey Santore 2023 Ryan O'Dell 2023 Ryan O'Dell 2023 Ryan O'Dell 2020 Joey Santore 2024 Ryan O'Dell 2024 Ryan O'Dell 2024 Ryan O'Dell 2024 Ryan O'Dell 2022 Sherry Adams 2017 Adam Chasey 2024 Hunter Breck 2020 Joey Santore 2020 Joey Santore 2019 Steve Matson 2019 Steve Matson 2019 Spencer Riffle 2024 Hunter Breck 2024 Hunter Breck 2024 Hunter Breck 2024 Ryan O'Dell
Asclepias solanoana is a perennial herb that is native to California, and endemic (limited) to California.
California Rare Plant Rank: 4.2 (limited distribution).
[Wikipedia] Rarity, Limited Range: Asclepias solanoana is a rare species of milkweed known by the common names serpentine milkweed, prostrate milkweed, and solanoa. It is endemic to California, where it grows only in the North Coast Ranges north of the San Francisco Bay Area. (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: 05/21/2025).
one or more occurrences