Skip to main content
Skip to site map
United States Department of Agriculture
Agricultural Research Service
0
Cart
Welcome!
***THIS IS A TESTING SITE ONLY.***
Please do not place germplasm orders on this site.
GRIN-Global
Menu
USDA National Plant Germplasm System
Version:
2.3.12 [npgstest -- bhunt2312-0204]
Menu
Accessions
Descriptors
Reports
GRIN Taxonomy
Search Taxonomy
Crop Wild Relative Data
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
Details for: PI 495573,
Medicago rigidula
(L.) All., 2806
Summary
Passport
Taxonomy
Other
Pedigree
IPR
Observation
Summary Data
Taxonomy:
Medicago rigidula
(L.) All.
Top Name:
2806
Origin:
Collected – Tlemcen, Algeria
Maintained:
Western Regional PI Station
Received by NPGS:
01 Jan 1985
PI Assigned:
1985
Improvement Status:
Wild material
Reproductive Uniformity:
Population
Form Received:
Seed
Life Form:
Annual
Life Cycle:
Annual
Backup Location:
National Laboratory for Genetic Resources Preservation
Inventory Volume:
193
View original Plant Inventory data in pdf format
Availability
Form
Quantity
Note
Inventory
Cart
Seed
100 count
PI 495573 87i SD
Seed available for distribution is a limited resource. The quantity of seed distributed is hopefully sufficient to conduct the intended research. If additional seed is required, the recipient is urged to grow and reproduce the seed. Repeated requests for seed of the same accession will not be honored.
There are no images for this accession.
Core Passport Data
Taxonomy:
Medicago rigidula
(L.) All.
Top Name:
2806
Origin:
Collected – Tlemcen, Algeria
Maintained:
Western Regional PI Station
Received by NPGS:
01 Jan 1985
PI Assigned:
1985
Improvement Status:
Wild material
Reproductive Uniformity:
Population
Form Received:
Seed
Life Form:
Annual
Life Cycle:
Annual
Source History
Collected
01 August 1974.
Tlemcen, Algeria
Locality:
3km past Termi (may be Terni?), Tlemcen, Algeria.
Coordinates:
34.7833, -1.3500
(Map it)
Collector(s):
Sigareva, Marina, Cornell University
Donated
01 January 1985.
Alberta, Canada
Comment:
Received from G.R. Bauchan, Field Crops Laboratory, USDA-ARS, Beltsville, MD, USA.
Donor(s):
Seymour, P. N. D., University of Alberta
Accession Names and Identifiers
2806
Type: Collector identifier
Identifier assigned by K.A. Lesins and I. Lesins
Narrative
Medicago rigidula
(L.) All.
Genus:
Medicago
Section:
Spirocarpos
Subsection:
Pachyspireae
Family:
Fabaceae
(alt. Leguminosae)
Subfamily:
Faboideae
Tribe:
Trifolieae
Nomen number:
23668
Place of publication:
Fl. pedem. 1:316. 1785
Comment:
non
Medicago rigidula
auct. Asian (=
M. rigiduloides
E. Small)
Verified:
06/10/1987
by ARS Systematic Botanists.
Other conspecific taxa
Autonyms (not in current use), synonyms and invalid designations
Basionym
Medicago polymorpha
L. var.
rigidula
L.
Autonym(s)
Medicago rigidula
(L.) All. var.
rigidula
Heterotypic Synonym(s)
Medicago agrestis
Ten.
Medicago cinerascens
Jord.
Medicago gerardi
Waldst. & Kit. ex Willd.
Medicago morisiana
Jord.
Medicago muricata
(L.) All.
Medicago polymorpha
L. var.
muricata
L.
Medicago rigidula
(L.) All. var.
agrestis
(Ten.) Burnat
Medicago rigidula
(L.) All. var.
cinerascens
(Jord.) Rouy
Medicago rigidula
(L.) All. var.
morisiana
(Jord.) Rouy
Medicago rigidula
(L.) All. var.
submitis
Boiss.
Common names
Language
Name
Alternate name
note
seq
Citation
English
Tifton bur-clover
1
Terrell, E. E. et al.
1986. Agricultural Handbook no. 505
English
Tifton medic
1
Townsend, C. C. & E. Guest.
1966-. Flora of Iraq.
Name
References
Annotations
Other Links
Actions
Pathogens
Vouchers
Citations
Small, E., B. Brooke, & E. J. Crawford.
1990. Intercontinental differentiation in Medicago rigidula. Canad. J. Bot. 68:2607-2613.
Note:
Shows a drawing of the 1-5 codes used for spine curvature.
Number of accessions cited:
311
Small, E., B. Brooke, & E. J. Crawford.
1990. Intercontinental differentiation in Medicago rigidula. Canad. J. Bot. 68:2607-2613.
Note:
Shows a picture of pollen shapes.
Number of accessions cited:
311
Small, E.
1990. Medicago rigiduloides, a new species segregated from M. rigidula. Canad. J. Bot. 68:2614-2617.
Note:
Shows a good drawing of a Medicago rigiduloides pod.
Number of accessions cited:
305
Pedigree
Material Transfer Agreement
Observations
Phenotype Data
Category
Descriptor
Description
Value
Sample Size
Study
Inventory
Availability
GROWTH
Winter vigor
Winter vigor
5 - (1 = HIGHEST, 9 = LOWEST)
MEDIC.WINTVIGOR.87.GRAVES
PI 495573 87i SD
MORPHOLOGY
Seed weight 100
Weight of 100 seeds in grams.
0.47
MEDIC.SEEDWEIGHT.WRPIS
PI 495573 87i SD
MORPHOLOGY
Pollen Shape
Taxonomy based on pollen shape
CYL - Cylindrical-columnar shaped pollen - Medicago rigidula type
MEDIC.TAXONOMY.98.GROOSE
PI 495573 87i SD
MORPHOLOGY
Spine Curvature
Spine curvature according to Small et al., 1990
3 - Curved
3
MEDIC.SPINECURVE.98.GROOSE
PI 495573 87i SD
MORPHOLOGY
Nodulation percentage
Nodulation percentage
100
MEDIC.NODULATION.00.GRAVES
PI 495573 87i SD
MORPHOLOGY
Pod Tightness
Pod Tightness
TP - Tight Pods
MEDIC.PODTIGHT.00.GRAVES
PI 495573 87i SD
MORPHOLOGY
Fruit coil number
Number of fruit coils per plant
6.50
5
MEDIC.COILS.98.GROOSE
PI 495573 87i SD
PHENOLOGY
Days to flower
Days from seeding to first open flower
139
MEDIC.DAYSFLOWER.87.GRAVES
PI 495573 87i SD
PRODUCTION
Biomass Among Species
Plant biomass among species
5 - (1 = HIGHEST, 9 = POOR)
MEDIC.BIOMASS.87.GRAVES
PI 495573 87i SD
PRODUCTION
Visual pod production
Visual pod production
5 - (1 = HIGHEST, 9 = POOREST)
MEDIC.PODPRODUCT.87.GRAVES
PI 495573 87i SD
PRODUCTION
Grams of seed produced
Grams of seed produced
160
MEDIC.GRAMSPROD.87.GRAVES
PI 495573 87i SD