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News

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. [Read More]

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	IMPROVEMENT LEVEL
0	PI 706552	Pa91HT1	Zea mays L. subsp. mays	Pennsylvania, United States	NC7		1999	DEVELOPED		Breeding material	1578916	PI 706552
1	PI 601375	'778'	Zea mays L. subsp. mays	Ontario, Canada	NC7		1987	DEVELOPED	02/1986	Cultivar	1173960	PI 601375
2	PI 601080	'CR1HT'	Zea mays L. subsp. mays	Nebraska, United States	NC7	Not Available	1984	DEVELOPED	1983	Cultivar	1161235	PI 601080
3	PI 146374	'Wf9'	Zea mays L. subsp. mays	Indiana, United States	NC7		1943	DEVELOPED		Breeding material	1879515	PI 146374
4	Ames 23435	'A427'	Zea mays L. subsp. mays	Minnesota, United States	NC7		1996	DEVELOPED	1948	Breeding material	1535213	Ames 23435
5	Ames 23475	'A637'	Zea mays L. subsp. mays	Minnesota, United States	NC7		1996	DEVELOPED	1959	Breeding material	1535386	Ames 23475

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News

Pre-Paid Shipping Labels

SMTA Acceptance Policy

USDA Introduces a Multi-Year Plan to Strengthen U.S. Genebank Management of Plant Germplasm International Distributions

International Distributions

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