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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	AVAILABILITY	RECEIVED	SOURCE TYPE	SOURCE DATE
0	PI 261380	'Major Pygmaea'	Homalomena humilis (Jack) Hook. f.	Maryland, United States	Historic	1959	DONATED	11/19/1959	1566046	PI 261380
1	PI 261381		Homalomena punctulata Engl.	Maryland, United States	Historic	1959	DONATED	11/19/1959	1566047	PI 261381
2	PI 261382		Homalomena pendula (Blume) Bakh. f.	Maryland, United States	Historic	1959	DONATED	11/19/1959	1566048	PI 261382
3	PI 261383		Homalomena griffithii (Schott) Hook. f. f. acuminata (Ridl.) Furtado	Maryland, United States	Historic	1959	DONATED	11/19/1959	1566049	PI 261383
4	PI 261082		Homalomena sp.	Maryland, United States	Historic	1959	DONATED	11/02/1959	1563823	PI 261082

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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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