Details for: PI 664904, Medicago sativa L. subsp. sativa, Ezra


Summary Data
Taxonomy:
Medicago sativa L. subsp. sativa
Top Name:
Ezra
Origin:
Developed – New York, United States
Received by NPGS:
15 Feb 2012
Improvement Status:
Cultivar
Form Received:
Seed
Life Form:
Perennial
Life Cycle:
Perennial
Availability
This accession is not available. Contact site for status.
 
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Core Passport Data
Taxonomy:
Medicago sativa L. subsp. sativa
Top Name:
Ezra
Origin:
Developed – New York, United States
Received by NPGS:
15 Feb 2012
Improvement Status:
Cultivar
Form Received:
Seed
Life Form:
Perennial
Life Cycle:
Perennial
Source History
Developed
PRE 2012.
New York, United States

Developer(s):
Accession Names and Identifiers
Ezra
Type: Developer identifier

NY 0240
Type: Other or unclassified name

Ref No. 5332
Type: Other or unclassified name
Cornell University Ref. No.

Narrative
Ezra has fall dormancy similar to the FD3 check. Flower color is 78% purple, 22% variegated, and with a trace of yellow, cream and white. Pod shape is 76% tightly coiled, 21 % loosely coiled, and 3 % crescent. Ezra has high resistance to anthracnose (Race 1) (caused by Colletotrichum trifolii Bain and Essary), and Fusarium wilt (caused by Fusarium oxysporum Schlecht. F. sp. Medicaginis [Weimer] Snyd. and Hans.); with resistance to Verticillium wilt (caused by Verticillium albo-atrum Reinke and Berth.), bacterial wilt [caused by Clavibacter michiganense subsp. insidiosum (McCull)Davis], and Phytophthora root rot (caused by Phytophthora megasperma Drechs. f. sp. medicaginis Kuan and Erwin). It is susceptible to Aphanomyces root rot (Race 1) (caused by Aphanomyces euteiches Drechs.).
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).
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Citations
  • Viands, D. R., J. L. Hansen, & J. L. Crawford. 2012. Registration of ‘Ezra’ Alfalfa. J. Pl. Registr. 6(3):225. DOI: 10.3198/jpr2011.10.0548crc. Number of accessions cited: 1
Pedigree
Description:
This cultivar is a cross between two populations: I)'Seedway 9558 ' after one cycle of selection for resistance to Phytophthora root rot, and 2) a cross between 'Magnum III' selected for resistance to anthracnose (Race 1) and to Verticillium wilt, and plants from multiple Cornell breeding populations related to 'Oneida VR,' which was further selected for resistance to Verticillium wilt, anthracnose (Race 1), and Phytophthora root rot.
Intellectual Property Rights
Journal of Plant Registration. CV-207, ALFALFA. Issued: 01 Sep 2012.
  • Viands, D. R., J. L. Hansen, & J. L. Crawford. 2012. Registration of ‘Ezra’ Alfalfa. J. Pl. Registr. 6(3):225. DOI: 10.3198/jpr2011.10.0548crc.