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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	TAXONOMY	ORIGIN	GENEBANK	AVAILABILITY	RECEIVED	SOURCE TYPE	SOURCE DATE	COLLECTION SITE	IMPROVEMENT LEVEL	NARRATIVE
0	PI 341899	Stenachaenium megapotamicum (Spreng.) Baker	Uruguay	S9	Not Available	1969	COLLECTED		Santiago Vasquez.	Cultivated material	1 to 2 m. high.	1255006	PI 341899
1	PI 326562	Stenachaenium megapotamicum (Spreng.) Baker	Uruguay	NLGRP	Not Available	1968	DONATED	04/08/1968				1242154	PI 326562
2	PI 312840	Stenachaenium campestre Baker	Uruguay	S9		1966	DONATED	03/28/1966				1233435	PI 312840
3	PI 312841	Stenachaenium megapotamicum (Spreng.) Baker	Uruguay	S9		1966	DONATED	03/28/1966				1233436	PI 312841

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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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