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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	IMAGE	AVAILABILITY	RECEIVED	SOURCE TYPE	SOURCE DATE	COLLECTION SITE	COORDINATES	ELEVATION	HABITAT	IMPROVEMENT LEVEL	NARRATIVE
0	PI 532422	Asasates	Peponopsis adhaerens Naudin	Puebla, Mexico	S9		Not Available	1988	COLLECTED	11/20/1985	Disturbed tropical forest, over shed into trees, Lagunillas, 3km W of Mazacoatlan on road to intersection with hwy. Mex. 130, Municipal Zihuateutla.	20.21666667, -97.93333333	1100		Wild material	Few female flowers. Corolla pale yellow. Fruits not bitter. May be used for soap.	1427358	PI 532422
1	PI 512235	Calabacilla del monte.	Peponopsis adhaerens Naudin	Hidalgo, Mexico	S9		Not Available	1987	COLLECTED	11/28/1984	Roadside, mountainous terrain, 0.5km before El Amolar on road from Tamazunchale to Queretaro, Hildalgo.				Wild material	Four fruits. Pulp used at one time as a soap substitute to wash clothing.	1407171	PI 512235

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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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