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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:
NO. OF SPINES ON SECONDARY RIB (SPNSECRBNO)
Download list of accessions evaluated for this trait
Definition:
NUMBER OF SPINES ON SECONDARY RIBS OF FRUITS.
Crop:
DAUCUS
Category:
Morphological descriptors
Status:
Data Type:
Numeric descriptor
Maximum Length:
4
Responsible Site:
North Central Regional Plant Introduction Station (
NC7
)
Studies or environments
DAUCUS.AMES.OBS.2010
80 Accessions
DAUCUS.AMES.OBS.2011
89 Accessions
DAUCUS.AMES.OBS.2013
90 Accessions
Distribution of Values for
NO. OF SPINES ON SECONDARY RIB (SPNSECRBNO)
Range
Number of Accessions
0 - 8
15
8 - 16
133
16 - 24
30
24 - 32
30
32 - 40
23
40 - 48
16
48 - 56
12
56 - 64
9
64 - 72
4
72 - 80
2