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United States Department of Agriculture
Agricultural Research Service
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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:
EMBRYOGENIC CALLUS (EMBRYOGENIC CALLUS)
Download list of accessions evaluated for this trait
Definition:
THE PERCENT OF PRE-EMBRYOGENIC NODULAR CALLUS
Crop:
CLOVER-PERENNIALS
Category:
Cytological or cellular descriptors
Status:
Crop Germplasm Committee approved
Data Type:
Numeric descriptor
Maximum Length:
6
Responsible Site:
Western Regional PI Station (
W6
)
Studies or environments
CLOVER.INVITRO.1990
8 Accessions
Distribution of Values for
EMBRYOGENIC CALLUS (EMBRYOGENIC CALLUS)
Range
Number of Accessions
0 - 5.3
1
5.3 - 10.6
1
10.6 - 15.9
2
15.9 - 21.2
1
21.2 - 26.5
1
26.5 - 31.8
0
31.8 - 37.1
0
37.1 - 42.4
0
42.4 - 47.7
0
47.7 - 53
2