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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:
PERICARP WIDTH SINGLE (PERICARPWDTHS)
Download list of accessions evaluated for this trait
Definition:
Width of pericarp from a single specimen (measured in mm) using AdobePhotoshop CS4 measurement tool. Random sample of 20, intact single winged nutlets.
Crop:
WOODY-LANDSCAPE
Category:
Morphological descriptors
Status:
Data Type:
Numeric descriptor
Maximum Length:
7
Comment:
Single mother tree.
Responsible Site:
North Central Regional Plant Introduction Station (
NC7
)
Studies or environments
WOODY-ORNAMENTALS.BETULA.PERICARP
6 Accessions
Distribution of Values for
PERICARP WIDTH SINGLE (PERICARPWDTHS)
Range
Number of Accessions
2.48 - 2.66
1
2.66 - 2.84
0
2.84 - 3.02
2
3.02 - 3.2
2
3.2 - 3.39
3
3.39 - 3.57
3
3.57 - 3.75
2
3.75 - 3.93
3
3.93 - 4.11
1
4.11 - 4.29
2