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Alnus (incana)

Jim Barner
Seed Extractory Manager
USDA FS - R6 Bend Seed Extractory
63095 Deschutes Market Rd.
Bend, Oregon 97701
541-383-5498 (fax)

Family Scientific Name: Betulaceae
Family Common Name: Birch family
Scientific Name: Alnus incana (L.) Moench tenuifolia (Nutt.) Breitung
Common Name: Thinleaf alder
Species Code: ALINT
Ecotype: USFS, Umatilla National Forest, Heppner Ranger District, Heppner, Oregon: 3840 ft. elevation
Propagation Goal: seeds
Propagation Method: seed
ProductType: Propagules (seeds, cuttings, poles, etc.)
Time To Grow: 0
Propagule Collection: Small lot, 2.0 pounds, hand collected into paper bag.
Propagule Processing: METHOD OF CLEANING: Seed is first processed using a hand tumbler to remove the seed from the woody cone. Lot was then air-screened using an office Clipper, with a top screen: 9 round and a bottom screen: 1/14 round, medium speed, low to medium air. Number of Seeds per Pound: 720,000, Purity: 98%, X-Ray 100 Seeds: 68% Filled
Other Comments: Small seed lots present a cleaningand testing challenge. Different types of equipment, designed for smaller lots, are used.


Barner, Jim. 2009. Propagation protocol for production of Propagules (seeds, cuttings, poles, etc.) Alnus incana (L.) Moench seeds USDA FS - R6 Bend Seed Extractory Bend, Oregon. In: Native Plant Network. URL: http://NativePlantNetwork.org (accessed 2020/09/18). US Department of Agriculture, Forest Service, National Center for Reforestation, Nurseries, and Genetic Resources.

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