Details for: NSL 90497, Medicago sativa L. subsp. sativa, 'LEW'

Summary Data

Taxonomy:

Medicago sativa L. subsp. sativa

Cultivar:

'LEW'

Origin:

Developed – Arizona, United States

Maintained:

National Laboratory for Genetic Resources Preservation

Received by NPGS:

1975

Improvement Status:

Cultivar

Form Received:

Seed

Life Form:

Perennial

Life Cycle:

Perennial

Availability

This accession is not available. Contact site for status.

National Laboratory for Genetic Resources Preservation

There are no images for this accession.

Core Passport Data

Taxonomy:

Medicago sativa L. subsp. sativa

Cultivar:

'LEW'

Origin:

Developed – Arizona, United States

Maintained:

National Laboratory for Genetic Resources Preservation

Received by NPGS:

1975

Improvement Status:

Cultivar

Form Received:

Seed

Life Form:

Perennial

Life Cycle:

Perennial

Source History

Developed

Arizona, United States

Developer(s):

Donated

1975.
Arizona, United States

Donor(s):

USDA-Soil Conservation Service

Accession Names and Identifiers

'LEW'

Type: Cultivar name

Narrative

Non-winter-dormant. Adapted to the low desert valley areas of southern Arizona. Highly resistant to the Arizona strain of stem nematode. Out yielded Hayden and Sonora-70 by 30 and 85% respectively when grown on stem nematode infested soils. Superior to Hayden and Sonora-70 in resistance to Ent-H biotype of spotted alfalfa aphid, nodulation, and seed production.

Medicago sativa L. subspp. sativa

Genus:

Medicago

Section:

Medicago

Family:

Fabaceae (alt. Leguminosae)

Subfamily:

Faboideae

Tribe:

Trifolieae

Nomen number:

300359

Verified:

06/10/1987 by ARS Systematic Botanists.

Other conspecific taxa

Medicago sativa L. (19 active accession[s])
Medicago sativa L. nothosubsp. tunetana Murb. (7 active accession[s])
Medicago sativa L. nothosubsp. varia (Martyn) Arcang. (437 active accession[s])
Medicago sativa L. subsp. caerulea (Less. ex Ledeb.) Schmalh. (97 active accession[s])
Medicago sativa L. subsp. falcata (L.) Arcang. (453 active accession[s])
Medicago sativa L. subsp. falcata (L.) Arcang. var. falcata (L.) Döll (0 active accession[s])
Medicago sativa L. subsp. falcata (L.) Arcang. var. viscosa (Rchb.) Posp. (15 active accession[s])
Medicago sativa L. subsp. glomerata (Balb.) Rouy (12 active accession[s])
Medicago sativa L. var. sativa (0 active accession[s])

Autonyms (not in current use), synonyms and invalid designations

Heterotypic Synonym(s)
Medicago agropyretorum Vassilcz.
Medicago asiatica Sinskaya
Medicago mesopotamica Vassilcz.
Medicago praesativa Sinskaya
Medicago rivularis Vassilcz.
Medicago sogdiana Vassilcz.
Medicago transoxana Vassilcz.

Common names

Language	Name	seq	Citation
English	alfalfa	1	Wiersema, J. H. & B. León. 1999. World economic plants: a standard reference CRC Press, Boca Raton, FL.
English	lucerne	1	Wiersema, J. H. & B. León. 1999. World economic plants: a standard reference CRC Press, Boca Raton, FL.
English	violet-flower lucerne	1	Integrated Botanical Information System (IBIS). Australian plant common name database (on-line resource).
French	luzerne	2	Rehm, S. 1994. Multilingual dictionary of agronomic plants
German	blaue Luzerne	2	Rehm, S. 1994. Multilingual dictionary of agronomic plants
German	Luzerne	2	Rehm, S. 1994. Multilingual dictionary of agronomic plants
Japanese Rōmaji	murasaki-umagoyashi	2	Ohwi, J. 1965. Flora of Japan (Engl. ed.).
Portuguese	luzerna	2	Rehm, S. 1994. Multilingual dictionary of agronomic plants
Spanish	mielga	2	Rehm, S. 1994. Multilingual dictionary of agronomic plants
Swedish	blålusern	2	Aldén, B., S. Ryman, & M. Hjertson. 2012. Svensk Kulturväxtdatabas, SKUD (Swedish Cultivated and Utility Plants Database; online resource)
Transcribed Chinese	zi mu xu	2	Wu Zheng-yi & P. H. Raven et al., eds. 1994-. Flora of China (English edition).

Annotations

Taxonomic Re-Identification: 07 Jul 1998, from Medicago sativa L. to Medicago sativa L. subsp. sativa