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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
PI 651649
PI 651650

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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	OPGC 3949	PZSH2011-26	Phlox divaricata L. subsp. laphamii (Alph. Wood) Wherry	Mississippi, United States	OPGC			2011	COLLECTED	04/09/2011	Wilkinson County; approx 5 miles W of the juncture of Fort Adams Pond Road and Woodville Pinckneyville Road; Roadside S of Woodville Pinckneyville Road.	31.04413000, -91.31003000	117	Roadside at forest edge, mixed hardwood forest; Faguds grandifolia, Magnolia grandiflora, Magnolia pyramidata, Viola walteri, Pteris cretica, Trillium foetidissimum, Ostrya virginiana, Arundinaria gigantea.	Wild material	Plants erect, 30-45 cm tall, flowers lavender purple to purple, some with reddish purple star-shaped eye; leaves distinctively lanceolate.	1907083	OPGC 3949

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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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