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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:
SPINES PER 2.5 CM (NUMSPINES)
Download list of accessions evaluated for this trait
Definition:
NUMBER OF SPINES PER 2.5 CM, MIDDLE OF LEAF, ONLY FOR LEAVES WITH ENTIRE SPINES, AVERAGE OF OBSERVATIONS.
Crop:
PINEAPPLE
Category:
Morphological descriptors
Status:
Data Type:
Numeric descriptor
Maximum Length:
3
Minimum Value:
1
Maximum Value:
10
Original Data Type:
NUMERIC
Original Data Format:
99
Responsible Site:
National Clonal Germplasm Repository -- Hilo (
HILO
)
Studies or environments
PINEAPPLE.HILO.GREENHOUSE.ONGOING
100 Accessions
Distribution of Values for
SPINES PER 2.5 CM (NUMSPINES)
Range
Number of Accessions
2 - 3
9
3 - 3
14
3 - 4
7
4 - 5
11
5 - 5
12
5 - 6
19
6 - 6
18
6 - 7
7
7 - 8
4
8 - 8
4