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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	RECEIVED	SOURCE TYPE	SOURCE DATE	COLLECTION SITE	COORDINATES	ELEVATION	HABITAT	IMPROVEMENT LEVEL	NARRATIVE
0	Ames 32518	229665	Helianthus annuus L.	Texas, United States	NC7	2011	COLLECTED	07/07/2004				Gently rolling terrain. Associated with Abutilon fruticosum, Croton monanthogynus, Juniperus ashei, Mahonia trifoliolata, Nassella leucotricha, Quercus virginiana, and Sorghum halepense.	Wild material	From the collection at Lady Bird Johnson Wildflower Center, Austin, Travis County, TX. Plot 1.	1895288	Ames 32518
1	W6 42856	MSB231154	Maurandella antirrhiniflora (Humb. & Bonpl. ex Willd.) Rothm.	West Virginia, United States	W6	2011							Wild material		1895316	W6 42856
2	WLP 2406	201546	Ptelea trifoliata L.	Texas, United States	NA	2011	COLLECTED	09/17/2003	Scott Rd	30.19917000, -97.58735000	130	Blackland prairie. Soil brown.	Wild material		1895348	WLP 2406

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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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