Details for: PI 634978, Poa pratensis L., 'ALEXA'


Summary Data
Taxonomy:
Poa pratensis L.
Cultivar:
'ALEXA'
Origin:
Developed – Idaho, United States
Received by NPGS:
07 Jun 2004
Improvement Status:
Cultivar
Reproductive Uniformity:

Pureline
Form Received:
Seed
Life Form:
Perennial
Life Cycle:
Perennial
Availability
This accession is not available. Contact site for status.
 
There are no images for this accession.

Core Passport Data
Taxonomy:
Poa pratensis L.
Cultivar:
'ALEXA'
Origin:
Developed – Idaho, United States
Received by NPGS:
07 Jun 2004
Improvement Status:
Cultivar
Reproductive Uniformity:

Pureline
Form Received:
Seed
Life Form:
Perennial
Life Cycle:
Perennial
Source History
Developed
June 1992.
Idaho, United States

Developer(s):
Accession Names and Identifiers
'ALEXA'
Type: Cultivar name

94-2561
Type: Other or unclassified name

J-2561
Type: Other or unclassified name

Narrative
Dark green genetic color and good turf quality at close mowing (25 mm or lower), intermediate (25 to 50 mm), and higher (greater than 50 mm) mowing heights. In overall turf quality it performs well in the Northeastern, Midwest, Great Plains, and Transition Zone regions. Has good shoot density during summer and autumn, a medium-fine leaf texture, good shade tolerance, relative freedom from seedhead expression in mowed turf, and good tolerance of traffic stress. Resistant to leaf spot, dollar spot, brown patch, and annual bluegrass encroachment.
Poa pratensis L.
Genus:
Poa
Family:
Poaceae (alt. Gramineae)
Subfamily:
Pooideae
Tribe:
Poeae
Subtribe:
Poinae
Nomen number:

28996
Place of publication:

Sp. pl. 1:67. 1753, nom. cons.
Comment:
conserved (nom. cons.) with a conserved type (Shenzhen ICN Art. 14.9 & App. IV)
Verified:
05/13/1992 by ARS Systematic Botanists.
Other conspecific taxa
Poa pratensis L. subsp. agassizensis (B. Boivin & D. Löve) Roy L. Taylor & MacBryde (0 active accession[s])
Poa pratensis L. subsp. alpigena (Blytt) Hiitonen (2 active accession[s])
Poa pratensis L. subsp. angustifolia (L.) Arcang. (86 active accession[s])
Poa pratensis L. subsp. colpodea (Th. Fr.) Tzvelev (0 active accession[s])
Poa pratensis L. subsp. pratensis (8 active accession[s])
Autonyms (not in current use), synonyms and invalid designations
Common names
LanguageNameAlternate namenoteseqCitation
EnglishEnglish meadow grass  1Integrated Botanical Information System (IBIS). Australian plant common name database (on-line resource).
EnglishKentucky bluegrass  1Wiersema, J. H. & B. León. 1999. World economic plants: a standard reference CRC Press, Boca Raton, FL.
Englishsmooth meadow grass  1Wiersema, J. H. & B. León. 1999. World economic plants: a standard reference CRC Press, Boca Raton, FL.
Frenchpâturin des prés  2Rehm, S. 1994. Multilingual dictionary of agronomic plants
GermanWiesenrispengras  2Rehm, S. 1994. Multilingual dictionary of agronomic plants
Italianerba fienarola  2International Seed Testing Association. 1982. A Multilingual Glossary of Common Plant-Names 1. Field crops, grasses and vegetables, ed. 2.
Japanese Rōmajinagahagusa  2Ohwi, J. 1965. Flora of Japan (Engl. ed.).
Portuguesecapim-do-campo  2Rehm, S. 1994. Multilingual dictionary of agronomic plants
Spanishgrama de prados  2Rehm, S. 1994. Multilingual dictionary of agronomic plants
Spanishpoa común  2Rehm, S. 1994. Multilingual dictionary of agronomic plants
Spanishzacate poa  2Rehm, S. 1994. Multilingual dictionary of agronomic plants
Swedishängsgröe  2Aldén, B., S. Ryman, & M. Hjertson. 2012. Svensk Kulturväxtdatabas, SKUD (Swedish Cultivated and Utility Plants Database; online resource)
Transcribed Chinesecao di zao shu he  2Wu Zheng-yi & P. H. Raven et al., eds. 1994-. Flora of China (English edition).
Transcribed Koreanwangpoapul  2Lee, Y. N. 1997. Flora of Korea.
Transliterated Russianmjatlik lugovoj  2Hanelt, P., ed. 2001. Mansfeld's encyclopedia of agricultural and horticultural crops. Volumes 1-6
Annotations
Other Links
Storage Information Form
Actions
Pathogens
Vouchers
Citations
Pedigree
Description:
Originated as apomictic, single-plant selection from the progeny of field cross 92-4230 using Jacklin breeding line 92-0076 as maternal parent and Midnight as pollen source.
Intellectual Property Rights
Crop Science Registration. CV-92, BLUEGRASS. Issued: 01 Nov 2006.
  • Brede, A. D. 2006. ALEXA KENTUCKY BLUEGRASS. Crop Sci. (Madison) 46(6):2720.
Restriction. REST 634978, BLUEGRASS.

U.S. Plant Variety Protection
PVP 200400216
Variety: Alexa
Taxonomy: Poa pratensis L.
Experimental name/synonym: J-2561; 94-2561
Crop: BLUEGRASS, KENTUCKY
Applicant: J.R. Simplot Company
Date filed: 05/11/2004
Date issued: 11/14/2008
Status: Certificate Issued
Status date: 11/14/2008