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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	IMAGE	AVAILABILITY	RECEIVED	SOURCE TYPE	SOURCE DATE	COLLECTION SITE	COORDINATES	ELEVATION	HABITAT	IMPROVEMENT LEVEL	NARRATIVE
0	PI 667373	ODNR 20	Diodia virginiana L.	Ohio, United States	OPGC			2004	COLLECTED	06/23/2004	Roosevelt Dam. Along edge of drainage culvert, off State Route 125. Shawnee State Forest, Scioto County	38.73277778, -83.18861111	213	Full sun, moderate slope. Associated species: Turf grasses, plantago.	Wild material	Prostrate, branched and spreading. 4-petaled white flowers - 1/4" diameter. Population size: 10. Site size (sqm): 7.	1690485	PI 667373
1	OPGC 1733		Diodia virginiana L.				Historic	2004							Wild material		1708677	OPGC 1733

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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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