Details for: NSL 68378, Medicago sativa L. subsp. sativa, 'ATRA 55'


Summary Data
Taxonomy:
Medicago sativa L. subsp. sativa
Cultivar:
'ATRA 55'
Origin:
Developed – California, United States
Received by NPGS:
1970
Improvement Status:
Cultivar
Form Received:
Seed
Life Form:
Perennial
Life Cycle:
Perennial
Availability
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Core Passport Data
Taxonomy:
Medicago sativa L. subsp. sativa
Cultivar:
'ATRA 55'
Origin:
Developed – California, United States
Received by NPGS:
1970
Improvement Status:
Cultivar
Form Received:
Seed
Life Form:
Perennial
Life Cycle:
Perennial
Source History
Donated
1970.
California, United States

Donor(s):
Accession Names and Identifiers
'ATRA 55'
Type: Cultivar name

REG NO 45
Type: Other or unclassified name
NSSL

Narrative
Winterhardy. Adapted to the Northern and Central areas where Vernal and Ranger are grown. Averaged about 10% more hay per acre than Vernal and Ranger. Similar to Vernal in late fall dormancy. Flower colors range from dark purple to variegated and a few yellow. Seed yields in California superior to Ranger. Resistant to wilt. More resistant to downy mildew either Vernal or Ranger. Moderately resistant to leaf disease caused by Leptosphaerulina briosiana.
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
LanguageNameAlternate namenoteseqCitation
Englishalfalfa  1Wiersema, J. H. & B. León. 1999. World economic plants: a standard reference CRC Press, Boca Raton, FL.
Englishlucerne  1Wiersema, J. H. & B. León. 1999. World economic plants: a standard reference CRC Press, Boca Raton, FL.
Englishviolet-flower lucerne  1Integrated Botanical Information System (IBIS). Australian plant common name database (on-line resource).
Frenchluzerne  2Rehm, S. 1994. Multilingual dictionary of agronomic plants
Germanblaue Luzerne  2Rehm, S. 1994. Multilingual dictionary of agronomic plants
GermanLuzerne  2Rehm, S. 1994. Multilingual dictionary of agronomic plants
Japanese Rōmajimurasaki-umagoyashi  2Ohwi, J. 1965. Flora of Japan (Engl. ed.).
Portugueseluzerna  2Rehm, S. 1994. Multilingual dictionary of agronomic plants
Spanishmielga  2Rehm, S. 1994. Multilingual dictionary of agronomic plants
Swedishblålusern  2Aldén, B., S. Ryman, & M. Hjertson. 2012. Svensk Kulturväxtdatabas, SKUD (Swedish Cultivated and Utility Plants Database; online resource)
Transcribed Chinesezi mu xu  2Wu 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
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Pedigree
Description:
8-clone synthetic derived from Vernal (2), Narragansett (1), Arnim (1), Culver (2), and a recurrent selection population (2).
Intellectual Property Rights
Crop Science Registration. CV-45, ALFALFA. Issued: 01 Nov 1969.
  • Carnahan, H. L., J. W. Miller, & M. H. Yama. 1969. Crop Sci. (Madison) 9(6):848. Note: CV-45