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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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USDA National Plant Germplasm System
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Descriptor:
OIB spine location (OIB SPINE LOCATION)
Download list of accessions evaluated for this trait
Definition:
Location of spines on the outer involucral bracts
Crop:
SAFFLOWER
Category:
Morphological descriptors
Status:
Data Type:
Alpha/numeric descriptor
Maximum Length:
1
Responsible Site:
Western Regional PI Station (
W6
)
Studies or environments
SAFFLOWER.1990.CHINA-INNER_MONGOLIA
1263 Accessions
SAFFLOWER.1993.BERGMAN
1004 Accessions
SAFFLOWER.1996.GHORPADE
196 Accessions
Distribution of Values for
OIB spine location (OIB SPINE LOCATION)
Code
Definition
Number of Accessions
0
no spines
68
1
Tip only
69
2
Tip and few apical
41
3
Tip and few basal
359
4
Tip and all along margin
1306
5
Margins only
67