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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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	ACCESSION	PLANT NAME	TAXONOMY	ORIGIN	GENEBANK	RECEIVED	IMPROVEMENT LEVEL
0	W6 52237	OR931-222	Oreostemma alpigenum (Torr. & A. Gray) Greene var. haydenii (Porter) G. L. Nesom	Oregon, United States	W6	2017	Wild material	1947372	W6 52237
1	W6 48116	NV030-747	Oreostemma alpigenum (Torr. & A. Gray) Greene	Nevada, United States	W6	2014	Wild material	1920648	W6 48116
2	W6 42606	NV030-450	Oreostemma alpigenum (Torr. & A. Gray) Greene var. andersonii (A. Gray) G. L. Nesom	Nevada, United States	W6	2011	Wild material	1893509	W6 42606

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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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