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Details for: PI 631916,
Medicago ruthenica
(L.) Trautv., CTM 21
Summary
Passport
Taxonomy
Other
Pedigree
IPR
Observation
Summary Data
Taxonomy:
Medicago ruthenica
(L.) Trautv.
Top Name:
CTM 21
Origin:
Collected – Nei Mongol Zizhiqu, China
Maintained:
Western Regional PI Station
Received by NPGS:
03 Feb 1992
Improvement Status:
Wild material
Form Received:
Seed
Life Form:
Perennial
Life Cycle:
Perennial
Backup Location:
National Laboratory for Genetic Resources Preservation
Availability
Form
Quantity
Note
Inventory
Cart
Seed
100 count
PI 631916 94i 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 ruthenica
(L.) Trautv.
Top Name:
CTM 21
Origin:
Collected – Nei Mongol Zizhiqu, China
Maintained:
Western Regional PI Station
Received by NPGS:
03 Feb 1992
Improvement Status:
Wild material
Form Received:
Seed
Life Form:
Perennial
Life Cycle:
Perennial
Source History
Collected
27 August 1991.
Nei Mongol Zizhiqu, China
Locality:
Grassland, flat. Sandy loam, few stones, good drainage, pH 7.4. Partial shade 0 slope. Under Populus trees near sandy road and soybean field, inside fence. Sparse veg. heavily grazed. 20 SE of Hohhot, Grassland Res. Inst. Exp. Sta.
Coordinates:
40.7167, 11.8333
(Map it)
Elevation:
282m.
Collector(s):
Campbell, T.A., USDA-ARS
Mowrey, Danny, USDA, ARS
Teuber, Larry R., University of California
Donated
03 February 1992.
California, United States
Donor(s):
Teuber, Larry R., University of California
Accession Names and Identifiers
CTM 21
Type: Collector identifier
W6 9881
Type: Site identifier
Group: W6
Western Regional Plant Introduction (W6) accession numbers
USDA-ARS, WRPIS
TAC 0891
Type: Exploration identifier
Group: PEO-EXPLORATIONS
Exploration ID links
Narrative
Roots demonstrate a characteristic darkening of the stele indicating crown and root rot. Plants most likely quite old. Plants upright to partially procumbent. Aphids present.. Some plants in drainage ditch. Associated with Artemisia sp., Ambrosia sp., Medicago sativa ssp. sativa and falcata. 12 plants sampled. 2 M. ruthenica/m
Medicago ruthenica
(L.) Trautv.
Genus:
Medicago
Section:
Platycarpae
Family:
Fabaceae
(alt. Leguminosae)
Subfamily:
Faboideae
Tribe:
Trifolieae
Nomen number:
23675
Place of publication:
Bull. Sci. Acad. Imp. Sci. Saint-Pétersbourg 8:271. 1841 (C. F. von Ledebour, Fl. ross. 1:523. 1843)
Verified:
06/10/1987
by ARS Systematic Botanists.
Other conspecific taxa
Autonyms (not in current use), synonyms and invalid designations
Basionym
Trigonella ruthenica
L.
Homotypic Synonym(s)
Melilotoides ruthenica
(L.) Soják
Melissitus ruthenicus
(L.) Latsch.
Common names
Name
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Observations
Phenotype Data
Category
Descriptor
Description
Value
Sample Size
Study
Inventory
Availability
MORPHOLOGY
Seed weight 100
Weight of 100 seeds in grams.
0.07
ALFALFA.SEEDWEIGHT.WRPIS
PI 631916 94i SD
PRODUCTION
Seed productivity
Seed productivity. coded 1-9.
6 - (1 = HIGH, 9 = LOW)
ALFALFA.SEEDPROD.94.PEADEN
PI 631916 94i SD