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Plant Profile

Marsh Milkvetch (Astragalus pycnostachyus var. pycnostachyus)

Photo Credit: Jennifer Wheeler

Global Rank: T2 - Imperiled
Legal Status: N/A
Family: Fabaceae
State: CA
Nature Serve ID: 145841
Lifeform: Forb/herb
Date Inducted in National Collection:

Description:

Astragalus pycnostachyus is a perennial herb about .5-1 m tall, clumped with crowded leaflets. The yellow flowers, visible from June through September, are dense, overlapping and reflexed.

Where is Marsh Milkvetch (Astragalus pycnostachyus var. pycnostachyus) located in the wild?

Habitat:

Astragalus pycnostachyus can be found in coastal dunes among coastal scrub and in coastal marshes and swamps.

Distribution:

There are 23-25 occurrences of Astragalus pycnostachyus located within the following counties of California: Marin, San Mateo, Humboldt and San Luis Obispo.

States & Provinces:

Marsh Milkvetch can be found in California

Which CPC Partners conserve Marsh Milkvetch (Astragalus pycnostachyus var. pycnostachyus)?

Santa Barbara Botanic Garden

Not Sponsored

Conservation Actions

Assigned 06/13/17

CPC's Plant Sponsorship Program provides long term stewardship of rare plants in our National Collection. We are so grateful for all our donors who have made the Plant Sponsorship Program so successful. We are in the process of acknowledging all our wonderful plant sponsorship donors on our website. This is a work in progress and will be updated regularly.

Conservation Actions

09/01/2020

Based on an September 2020 extract of the California Plant Rescue Database, University of California Botanical Garden holds 1 accessions of Astragalus pycnostachyus var. pycnostachyus in orthodox seed collection. We are uncertain as to how many total seeds are in this collection.

09/01/2020

Based on an September 2020 extract of the California Plant Rescue Database, Santa Barbara Botanic Garden holds 8 accessions of Astragalus pycnostachyus var. pycnostachyus in orthodox seed collection. There are as many as 1200 seeds of this species in their collection - although some may have been used for curation testing or sent to back up.

09/01/2020

Based on an September 2020 extract of the California Plant Rescue Database, California Botanic Garden holds 1 accessions of Astragalus pycnostachyus var. pycnostachyus in orthodox seed collection. We are uncertain as to how many total seeds are in this collection.

08/05/2020

Based on an August 2020 extract of the California Plant Rescue Database, Santa Barbara Botanic Garden has collected 8 seed accessions of Astragalus pycnostachyus var. pycnostachyus from 4 plant occurrences listed in the California Natural Diversity Database. These collections together emcompass 207 maternal plants

08/05/2020

Based on an August 2020 extract of the California Plant Rescue Database, University of California Botanical Garden has collected 1 seed accessions of Astragalus pycnostachyus var. pycnostachyus from 1 plant occurrences listed in the California Natural Diversity Database. These collections together emcompass an unknown number of maternal plants

08/05/2020

Based on an August 2020 extract of the California Plant Rescue Database, California Native Plant Society has collected 1 seed accessions of Astragalus pycnostachyus var. pycnostachyus from 1 plant occurrences listed in the California Natural Diversity Database. These collections together emcompass an unknown number of maternal plants