Hesperostipa (comata)

Jim Barner Seed Extractory Manager USDA FS - R6 Bend Seed Extractory 63095 Deschutes Market Rd. Bend, Oregon 97701 541-383-5481 541-383-5498 (fax) jbarner@fs.fed.us http://fsweb-ochdes.r6.fs.fed.us/seedextractory/ex

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Family Scientific Name:	Poaceae
Family Common Name:	Grass family
Scientific Name:	Hesperostipa comata
Common Name:	Needle and thread
Species Code:	HECO26
Ecotype:	BLM, Seeds of Success: BLM land, Site 5, Hancock Draw, Sevier County, Utah: 7960 ft. elevation
Propagation Goal:	seeds
Propagation Method:	seed
ProductType:	Propagules (seeds, cuttings, poles, etc.)
Time To Grow:	0
Propagule Collection:	Small lot, 2.44 pounds, hand collected into cloth bag.
Propagule Processing:	METHOD OF CLEANING: Seed lot is first processed using a Westrup Model LA-H laboratory brush machine, with a solid mantel, (2nd run, #40 mantel) at a speed of 3, to remove seed from stems and de-awn. Lot is then hand screened using a 1/14 x 1/2 slot, to remove long stems and chaff. Seeds are then air-screening using an office Clipper, with a top screen: #17 triangle and a bottom screen: #5 triangle, medium speed, and medium to high air. The lot is finished using an air column separator, Continuous Seed Blower, Model CB 2001, Feeder setting: 60, Blower setting: 170. Number of Seeds per Pound: 63,170, Purity: 99%, X-Ray 100 Seeds: 97% Filled, Moisture Content: 6.4
Harvesting, Storage and Shipping:	Storage: Cold Storage, 33-38 Degrees Fahrenheit
Other Comments:	Seed is not held in the brush machine for long, moved through quickly to avoid damage to this long, narrow pointed species.

Citation:

Barner, Jim. 2009. Propagation protocol for production of Propagules (seeds, cuttings, poles, etc.) Hesperostipa comata seeds USDA FS - R6 Bend Seed Extractory Bend, Oregon. In: Native Plant Network. URL: https://NativePlantNetwork.org (accessed 2025/04/21). US Department of Agriculture, Forest Service, National Center for Reforestation, Nurseries, and Genetic Resources.