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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	COLLECTION SITE	COORDINATES	ELEVATION	IMPROVEMENT LEVEL
0	OPGC 2300	LT 1	Viola cucullata Aiton	Ohio, United States	OPGC	2005	COLLECTED	05/24/2005	Lewis Tracks, Edge of Appalachia Preserve, managed by The Nature Conservancy, Adams County			Wild material	1690924	OPGC 2300
1	OPGC 2516	DBV 9	Viola cucullata Aiton	Pennsylvania, United States	OPGC	2005	COLLECTED	05/19/2005	Dunbar Valley. Fayette County.	39.95833333, -79.59916667	420	Wild material	1716805	OPGC 2516
2	OPGC 2519	DBV 12	Viola cucullata Aiton	Pennsylvania, United States	OPGC	2005	COLLECTED	05/19/2005	Dunbar Valley. Fayette County.	39.95833333, -79.59916667	420	Wild material	1716808	OPGC 2519
3	OPGC 2537	GM 9	Viola cucullata Aiton	Pennsylvania, United States	OPGC	2005	COLLECTED	05/19/2005	Glade Marsh. Fayette County.	39.81055556, -79.57750000		Wild material	1716826	OPGC 2537

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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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