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The Forest Service National Center for Reforestation, Nurseries, and Genetic Resources (RNGR) is a leading source of technical information for nurseries and land managers regarding production and planting of trees and other native plants for reforestation, restoration, and conservation.

 
NPN Protocol Details Image

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

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 2024/07/01). US Department of Agriculture, Forest Service, National Center for Reforestation, Nurseries, and Genetic Resources.