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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.
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Pre-Paid Shipping Labels
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]
SMTA Acceptance Policy
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]
USDA Introduces a Multi-Year Plan to Strengthen U.S. Genebank Management of Plant Germplasm International Distributions
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
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]
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).
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View Observation Data
Selected item(s) below:
ACCESSION
PLANT NAME
TAXONOMY
ORIGIN
GENEBANK
IMAGE
AVAILABILITY
RECEIVED
SOURCE TYPE
SOURCE DATE
COLLECTION SITE
COORDINATES
ELEVATION
HABITAT
IMPROVEMENT LEVEL
NARRATIVE
0
PI 566674
W.S.T. 92-1
Zea mays
L. subsp.
mexicana
(Schrad.) H. H. Iltis
Durango, Mexico
NC7
Not Available
1993
COLLECTED
11/13/1992
Along cement lined irrigation canals over railroad bridge, about 20km from Durango on road to Zacatecas, Puente Gavilanes
24.01666667, -104.48333333
1950
Wild material
Race Central Plateau. Associated with maize Celaya. Balanced Regeneration Pack - 646 field counted plants at 3 to 5 seeds/plant
1461645
PI 566674
1
PI 468975
Puga 11066
Zea mays
L. subsp.
mexicana
(Schrad.) H. H. Iltis
Jalisco, Mexico
NC7
Not Available
1982
COLLECTED
01/03/1978
2-3 km north of Rio Lerma, 10 km southwest of Degollado, Municipio Degollado.
20.36666667, -102.18333333
1625
Maize fields.
Wild material
1363911
PI 468975
2
PI 441934
G-120
Zea mays
L. subsp.
huehuetenangensis
(H. H. Iltis & Doebley) Doebley
Huehuetenango, Guatemala
NC7
1980
COLLECTED
01/09/1976
Along road to Jacaltenango, about 1.5-2.5 km east-northeast of San Antonio Huista.
15.65000000, -91.76666667
1350
Region of subtropical dry forest. Maize fields and abandoned old maize fields with large populations of Zea m. mexicana and many (about 5% or more) F1 hybrids, on steep slopes.
Wild material
1336870
PI 441934
3
PI 384061
El Salado
Zea mays
L. subsp.
parviglumis
H. H. Iltis & Doebley
Guerrero, Mexico
NC7
Not Available
1973
COLLECTED
11/1972
East 4.5 km of Mazatlan, Guerrero on road to El Salado.
17.50000000, -99.50000000
1100
Wild material
This is the purest teosinte known. Only one small indication of its being mixed with maize was found in 2 million seed. RACE: Balsas
1288183
PI 384061
4
Ames 21785
I.A. 1
Zea mays
L. subsp.
parviglumis
H. H. Iltis & Doebley
Guerrero, Mexico
NC7
1992
COLLECTED
PRE 06/29/1992
El Salado, a small village 5 km southeast of Mazatlan, 18 km southeast of Chilpancingo.
17.41666667, -99.50000000
1300
Wild material
1087167
Ames 21785
5
NSL 84702
El Salado
Zea mays
L. subsp.
parviglumis
H. H. Iltis & Doebley
Mexico
NC7
1973
COLLECTED
PRE 11/30/1973
Wild material
Possible duplicate of PI 384061.
1120882
NSL 84702