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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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2.3.12
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Descriptor:
Leaf Number, Un-topped (LFNOUNTOP)
Download list of accessions evaluated for this trait
Definition:
Total leaf number of untopped plants, not including two bed leaves. Number of leaves or nodes to crowfoot from first harvestable leaf.
Crop:
TOBACCO
Category:
Morphological descriptors
Status:
Data Type:
Numeric descriptor
Maximum Length:
5
Responsible Site:
US Nicotiana Germplasm Collection (
TOB
)
Studies or environments
TOBACCO.AGRONOMIC.88TI_AGRONOMIC_KI.88
299 Accessions
TOBACCO.AGRONOMIC.88TI_AGRONOMIC_OX.88
323 Accessions
TOBACCO.AGRONOMIC.88TI_AGRONOMIC_RE.88
361 Accessions
TOBACCO.AGRONOMIC.88TI_AGRONOMIC_WH.88
172 Accessions
Distribution of Values for
Leaf Number, Un-topped (LFNOUNTOP)
Range
Number of Accessions
0 - 5.3
4
5.3 - 10.6
62
10.6 - 15.9
208
15.9 - 21.2
412
21.2 - 26.5
283
26.5 - 31.8
121
31.8 - 37.1
38
37.1 - 42.4
16
42.4 - 47.7
3
47.7 - 53
1