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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 256583	'Ruby Bell Creeper'	Marianthus erubescens Putt.	Maryland, United States	Historic	1959	DONATED	04/09/1959	1559118	PI 256583
1	PI 255097		Marianthus bicolor (Putt.) F. Muell.	Maryland, United States	Historic	1959	DONATED	01/15/1959	1557981	PI 255097
2	PI 255098		Marianthus ringens (J. Drumm. ex Harv.) F. Muell.	Maryland, United States	Historic	1959	DONATED	01/15/1959	1557982	PI 255098
3	PI 95330		Marianthus ringens (J. Drumm. ex Harv.) F. Muell.	Western Australia, Australia	Historic	1931	COLLECTED		1781671	PI 95330
4	PI 64490		Marianthus erubescens Putt.	South Australia, Australia	Historic	1925	COLLECTED		1715719	PI 64490
5	MIA 26643		Marianthus bicolor (Putt.) F. Muell.	Australia	Historic	1980	COLLECTED		1093389	MIA 26643

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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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