Skip to main content
Skip to site map
United States Department of Agriculture
Agricultural Research Service
0
Cart
Welcome!
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.
Click here
for more information.
GRIN-Global
Menu
USDA National Plant Germplasm System
Version:
2.3.12
Menu
Accessions
Descriptors
Reports
GRIN Taxonomy
Search Taxonomy
Crop Wild Relative Data
Map U.S. Crop Wild Relatives ↗
Nodulation Data
Regulations
World Economic Plants
About GRIN Taxonomy
GRIN
USDA Genetic Resource Collections ↗
About GRIN-Global ↗
Use of Cookies
NPGS Distribution Policy
Software Disclaimer
GRIN-U ↗
Help ↗
Contact Us
Your Profile
Your Profile
Your Web Request History
Your Address Book
Your Wish List
Descriptor:
Leaf Petiolar Sinus Base Shape (SINUS_BASE)
Download list of accessions evaluated for this trait
Definition:
Observations of the shape of the base of the petiolar sinus of a mature leaf
Crop:
GRAPE-DAVIS
Category:
Morphological descriptors
Status:
Data Type:
Alpha/numeric descriptor
Maximum Length:
10
Responsible Site:
Natl. Germplasm Repository - Davis (
DAV
)
Studies or environments
GRAPE.WEO.1993
360 Accessions
GRAPE.WEO.1994
25 Accessions
Distribution of Values for
Leaf Petiolar Sinus Base Shape (SINUS_BASE)
Code
Definition
Number of Accessions
1
U shaped"
198
2
V shaped"
283
3
Lyre shaped
52