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June 1, 2026 – New Shipping Procedures

Effective June 1, 2026, all U.S. National Plant Germplasm System (NPGS) recipients are required to pay the shipping charges of their germplasm requests by providing a prepaid label or waybill. For more details, please refer to our Frequently Asked Questions.

News

Effective Jan. 1, 2025, the U.S. National Plant Germplasm System will modify its SMTA acceptance policy to distinguish between propagative and non-propagative germplasm. [Read More]

The U.S. Department of Agriculture (USDA) released today the National Strategic Germplasm and Cultivar Collection Assessment and Utilization Plan in support of the Agricultural Research Service (ARS) U.S. National Plant Germplasm System’s (NPGS) mission [Read More]

International distributions are covered by the International Treaty on Plant Genetic Resources for Food and Agriculture and could be covered by the Standard Material Transfer Agreement (SMTA). [Read More]

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PI 651794
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	ACCESSION	PLANT NAME	TAXONOMY	ORIGIN	GENEBANK	RECEIVED	SOURCE TYPE	SOURCE DATE	ELEVATION	HABITAT	IMPROVEMENT LEVEL	NARRATIVE
0	WLP 2302	OR110-799	Mahonia nervosa (Pursh) Nutt.	Oregon, United States	NA	2015	COLLECTED	08/07/2014	838		Wild material		1926749	WLP 2302
1	WLP 2115	144407	Mahonia nervosa (Pursh) Nutt.	Oregon, United States	NA	2008	COLLECTED	08/31/2000	1200	Slope: 15-30 Aspect: N Cattle grazing/browsing/trampling.	Wild material		1780138	WLP 2115
2	W6 61975	OR930A-16	Prunella vulgaris L.	Oregon, United States	W6	2024					Wild material	Flowers in bracteate terminal spike corolla purple	2168427	W6 61975
3	W6 61281	OR080-99	Holodiscus discolor (Pursh) Maxim.	Oregon, United States	W6	2023					Wild material	White plumes of 1-2 mm flowers droop at meristems. Leaves are toothed.	2142725	W6 61281
4	W6 61299	OR110-1112	Holodiscus discolor (Pursh) Maxim.	Oregon, United States	W6	2023					Wild material		2142743	W6 61299

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June 1, 2026 – New Shipping Procedures

News

SMTA Acceptance Policy

USDA Introduces a Multi-Year Plan to Strengthen U.S. Genebank Management of Plant GermplasmInternational Distributions

International Distributions

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