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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	AVAILABILITY	RECEIVED	SOURCE TYPE	IMPROVEMENT LEVEL
0	PI 142045		Triantha occidentalis (S. Watson) R. R. Gates subsp. occidentalis	Washington, United States		Historic	1941	COLLECTED		1866808	PI 142045
1	OPGC 7121	OR110-545	Triantha occidentalis (S. Watson) R. R. Gates	Oregon, United States	OPGC	Not Available	2014		Wild material	1922086	OPGC 7121
2	OPGC 7073	OR110-383	Triantha occidentalis (S. Watson) R. R. Gates subsp. occidentalis	Oregon, United States	OPGC	Not Available	2012		Wild material	1905822	OPGC 7073
3	OPGC 6997	OR931-017	Triantha occidentalis (S. Watson) R. R. Gates subsp. brevistyla (C. L. Hitchc.) Packer	Oregon, United States	OPGC		2008		Wild material	1780366	OPGC 6997

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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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