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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	RECEIVED	IMPROVEMENT LEVEL	NARRATIVE
0	OPGC 8708	CA160-29	Castilleja attenuata (A. Gray) T. I. Chuang & Heckard	California, United States	OPGC	2023	Wild material	Hidden in the grass, mostly in two big patches. One on either side of the road. Brown dried fruiting stalk with some tops still green.	2142567	OPGC 8708
1	OPGC 8041	CA360-170	Castilleja attenuata (A. Gray) T. I. Chuang & Heckard	California, United States	OPGC	2020	Wild material	White flowers, spotted; tall, whispy plant; leaves can be dark purple/dark brownish.	2107450	OPGC 8041
2	OPGC 7413	SOS-CA180-172	Castilleja attenuata (A. Gray) T. I. Chuang & Heckard	California, United States	OPGC	2019	Wild material		2091533	OPGC 7413
3	OPGC 5733	CA190B-9	Castilleja attenuata (A. Gray) T. I. Chuang & Heckard	California, United States	OPGC	2011	Wild material		1868718	OPGC 5733
4	OPGC 8709	CA160-34	Leptosiphon montanus (Greene) R. Patt.	California, United States	OPGC	2023	Wild material	Lots of invasive grasses. Collect carefully. 14-20 seeds per head on average.	2142572	OPGC 8709

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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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