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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	SOURCE DATE	IMPROVEMENT LEVEL	NARRATIVE
0	OPGC 7686	CBG-1841	Thaspium barbinode (Michx.) Nutt.	Missouri, United States	OPGC	Not Available	2013			Wild material		1908981	OPGC 7686
1	W6 46154	CBG-1871	Thaspium trifoliatum (L.) A. Gray	Missouri, United States		Historic	2013			Wild material	Inactivated never came to Pullman	1908982	W6 46154
2	OPGC 2115	Stucker Meadow 37	Thaspium trifoliatum (L.) A. Gray	Ohio, United States	OPGC	Not Available	2004	DONATED	08/22/2004	Wild material		1698753	OPGC 2115

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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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