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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	SOURCE DATE	COLLECTION SITE	IMPROVEMENT LEVEL	NARRATIVE
0	DLEG 900603	DLEG 900603	Senna spectabilis (DC.) H. S. Irwin & Barneby var. excelsa (Schrad.) H. S. Irwin & Barneby	California, United States		Historic	1990	COLLECTED	11/14/1990	Los Angeles Co., Los Angeles.	Cultivated material	Received from P. and S. Stephens.	1528051	DLEG 900603
1	DLEG 900607	DLEG 900607	Senna spectabilis (DC.) H. S. Irwin & Barneby	California, United States		Historic	1990	COLLECTED	11/14/1990	Los Angeles Co., Los Angeles.	Cultivated material	Received from P. and S. Stephens.	1527102	DLEG 900607
2	TARS 268	Cassia amarilla (P.R.)	Senna spectabilis (DC.) H. S. Irwin & Barneby		MAY		1939						1004902	TARS 268

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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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