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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	HABITAT	IMPROVEMENT LEVEL	NARRATIVE
0	OPGC 4908	COMA5-SOS-NV030-731-CHURCHILL-12	Chloropyron maritimum (Nutt. ex Benth.) A. Heller subsp. maritimum	Nevada, United States	OPGC	Contact Site	2014	COLLECTED	2012		Wild material		1920577	OPGC 4908
1	OPGC 4753	COMA5-SOS-NV030-600-11	Chloropyron maritimum (Nutt. ex Benth.) A. Heller	Nevada, United States	OPGC	Not Available	2013	COLLECTED	2011		Wild material		1907643	OPGC 4753
2	OPGC 4562	COMAC-SOS-NV030-498-10	Chloropyron maritimum (Nutt. ex Benth.) A. Heller subsp. canescens (A. Gray) Tank & J. M. Egger	Nevada, United States	OPGC	Not Available	2012	COLLECTED	2010		Wild material		1897872	OPGC 4562
3	OPGC 4353	269474	Chloropyron maritimum (Nutt. ex Benth.) A. Heller	California, United States	OPGC		2007	COLLECTED	08/09/2005	Grey-brown soil.	Wild material	Forb, Height about: m	1727156	OPGC 4353

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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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