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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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	ACCESSION	PLANT NAME	TAXONOMY	ORIGIN	AVAILABILITY	RECEIVED	SOURCE TYPE	SOURCE DATE	COLLECTION SITE	ELEVATION
0	PI 304965	No. 44519	Calea uniflora Less.	Uruguay	Historic	1965	COLLECTED		Shore areas near junction of Plata and Uruguay Rivers		1701107	PI 304965
1	PI 296045	Col. No. G-19520	Calea urticifolia (Mill.) DC.	Nayarit, Mexico	Historic	1964	COLLECTED			903	1681354	PI 296045
2	PI 111440	Chicharon	Calea glomerata Klatt	Colombia	Historic	1935	COLLECTED	05/07/1935	Roadside between Popayan and Tambo		1803808	PI 111440

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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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