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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
0	PI 190587		Polyalthia longifolia (Sonn.) Thwaites	Myanmar		Historic	1950	COLLECTED	1670398	PI 190587
1	PI 56282		Polyalthia longifolia (Sonn.) Thwaites	Hawaii, United States		Historic	1923	COLLECTED	1502462	PI 56282
2	PI 53923		Polyalthia longifolia (Sonn.) Thwaites	Hawaii, United States		Historic	1921	COLLECTED	1500677	PI 53923
3	PI 49555	No. 806	Polyalthia lateriflora (Blume) Kurz	Hawaii, United States		Historic	1920	COLLECTED	1616956	PI 49555
4	PI 21235		Polyalthia suberosa (Roxb.) Thwaites	Cameroon		Historic	1907	COLLECTED	1533141	PI 21235
5	TARS 261	TARS 261	Polyalthia suberosa (Roxb.) Thwaites		MAY		1966		1679262	TARS 261

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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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