Astragalus (purshii)

Derek Tilley PMC Manager USDA NRCS - Aberdeen Plant Materials Center PO Box 296 Aberdeen, Idaho 83210 208-397-4133 x 104 derek.tilley@id.usda.gov http://plant-materials.nrcs.usda.gov/idpmc

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Family Scientific Name:	Fabaceae
Family Common Name:	Legume Family
Scientific Name:	Astragalus purshii Douglas ex Hook.
Common Name:	Woolypod milkvetch
Species Code:	ASPU9
Ecotype:	Gardiner Basin of Yellowstone National Park
General Distribution:	Arid to semi-arid regions of western North America in cold-desert communities. California to Colorado and the Dakotas and north into Canada.
ProductType:	Propagules (seeds, cutings, poles, etc.)
Propagule Collection:	Pods grow low to the ground and must be hand collected.
Propagule Processing:	We use a hammer-mill with a 4.75 mm (3/16 in) screen to remove the seed from the pods. The seed is then run through a multi-deck cleaner with 2.75 mm top screen and 1.4 mm bottom screen and light air to remove dust and chaff. There are approximately 442,000 seeds/kg (201,000 seeds/lb).

Citation:

Pickett, Terron. 2018. Propagation protocol for production of Propagules (seeds, cutings, poles, etc.) Astragalus purshii Douglas ex Hook. USDA NRCS - Aberdeen Plant Materials Center Aberdeen, Idaho. In: Native Plant Network. URL: https://NativePlantNetwork.org (accessed 2025/11/03). US Department of Agriculture, Forest Service, National Center for Reforestation, Nurseries, and Genetic Resources.