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Oregon milkvetch
Scientific Name: Astragalus oreganus
Family: Fabaceae
Category: Dicot
Growth: Forb/herb
Duration: Perennial
Other Names:
Applegate's Milkvetch (Astragalus applegatei)
Applegate's milkvetch is a rare and endangered perennial plant species endemic to Klamath County, Oregon.
Considerations for Pets
- This plant belongs to the pea family (Fabaceae).
- Various milkvetch species have been referred to as "locoweed".
Taxonomy and Nomenclature
- Scientific Name: Astragalus applegatei Peck
- Common Name: Applegate's Milkvetch
- Family: Fabaceae (Pea Family)
- Genus: Astragalus L.
Distribution and Habitat
- Applegate's milkvetch is found in Klamath County, Oregon.
- It thrives in open, moist areas of floodplain alkaline grasslands within the Klamath Basin.
- Other milkvetch species mentioned are found in various locations including Washington and other areas of Oregon.
Ecological Role
- Applegate's milkvetch is one of Oregon's rarest and most endangered plant species.
- Peck's Milkvetch Area of Critical Environmental Concern (ACEC) was designated to protect and maintain populations of Peck's milkvetch.
Morphological Characteristics
- Applegate's milkvetch is a perennial species.
- It has clustered, slender, spreading stems.
- Lawrence's milkvetch is a taprooted perennial, 20-40 cm high.
Other Milkvetches Mentioned
- Oregon Milkvetch (Astragalus oreganus)
- Tygh Valley Milkvetch (Astragalus tyghensis)
- Mulford's Milkvetch (Astragalus mulfordiae)
- Lawrence's Milkvetch (Astragalus collinus var. laurentii)
- Hillside Milkvetch (Astragalus collinus var. collinus)
- Canada Milkvetch (Astragalus canadensis var. mortonii)
- Dragon Milkvetch (Astragalus lutosus)
- Lyall's Milkvetch (Astragalus lyallii)
- Coachella Valley Milkvetch (Astragalus lentiginosus var. coachellae)
- Palouse Milkvetch
- Basalt Milkvetch (Astragalus filipes)
- Sentry Milkvetch
Conservation Status
- Applegate's milkvetch is federally and Oregon state listed as Endangered.
- Mulford's Milkvetch is listed as a Species of Concern.
- Tygh Valley Milkvetch is listed as Threatened.
Further Information
- Oregon Flora Project
- Oregon Department of Agriculture, Native Plant Conservation Program
- Bank for Rare and Endangered Plants of the Pacific Northwest (Oregon, USA)