Details for: PI 578755, Lolium multiflorum Lam., 'MERITRA'


Summary Data
Taxonomy:
Lolium multiflorum Lam.
Cultivar:
'MERITRA'
Origin:
Donated – Iowa, United States
Received by NPGS:
1980
Improvement Status:
Cultivar
Form Received:
Seed
Availability
This accession is not available. Contact site for status.
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:
Lolium multiflorum Lam.
Cultivar:
'MERITRA'
Origin:
Donated – Iowa, United States
Received by NPGS:
1980
Improvement Status:
Cultivar
Form Received:
Seed
Source History
Donated
1980.
Iowa, United States

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

Narrative
Lolium multiflorum Lam.
Genus:
Lolium
Family:
Poaceae (alt. Gramineae)
Subfamily:
Pooideae
Tribe:
Poeae
Subtribe:
Loliinae
Nomen number:

22493
Place of publication:

Fl. franç. 3:621. 1779 ("1778")
Verified:
05/08/1992 by ARS Systematic Botanists.
Other conspecific taxa
Autonyms (not in current use), synonyms and invalid designations
Autonym(s)
Lolium multiflorum Lam. var. multiflorum

Homotypic Synonym(s)
Lolium perenne L. subsp. multiflorum (Lam.) Husn., nom. inval.

Heterotypic Synonym(s)
Lolium gaudinii Parl., nom. inval.
Lolium italicum A. Braun, nom. inval.
Lolium multiflorum Lam. var. westerwoldicum Wittm.

Common names
LanguageNameAlternate namenoteseqCitation
Englishannual ryegrass  1Wiersema, J. H. & B. León. 1999. World economic plants: a standard reference CRC Press, Boca Raton, FL.
EnglishItalian ryegrass  1Wiersema, J. H. & B. León. 1999. World economic plants: a standard reference CRC Press, Boca Raton, FL.
Englishlovitto ryegrass  1Integrated Botanical Information System (IBIS). Australian plant common name database (on-line resource).
EnglishWesterwold ryegrass  1Terrell, E. E. 1968. A taxonomic revision of the genus Lolium. Techn. Bull. U.S.D.A. 1392:10.
EnglishWesterwolds ryegrass  1Integrated Botanical Information System (IBIS). Australian plant common name database (on-line resource).
AfrikaansItaliaanse raaigras  2Henderson, L. 2001. Alien weeds and invasive plants: a complete guide to declared weeds and invaders in South Africa. Plant Protection Research Institute, Handbook 12
English (Canada)Italian rye grass Agriculture & Agri-Food Canada official name2Darbyshire, S. J. 2003. Inventory of Canadian Agricultural Weeds Agriculture and Agri-Food Canada. 30.
Frenchivraie multiflore  2Rehm, S. 1994. Multilingual dictionary of agronomic plants
Frenchray-grass d'Italie  2Rehm, S. 1994. Multilingual dictionary of agronomic plants
French (Canada)ivraie multiflore Agriculture & Agroalimentaire Canada nom officiel2Darbyshire, S. J. 2003. Inventory of Canadian Agricultural Weeds Agriculture and Agri-Food Canada. 30.
Germanitalienisches Raygras  2Rehm, S. 1994. Multilingual dictionary of agronomic plants
Germanwelsches Weidelgras  2Rehm, S. 1994. Multilingual dictionary of agronomic plants
Germanwesterwoldisches Weidelgras  2Terrell, E. E. 1968. A taxonomic revision of the genus Lolium. Techn. Bull. U.S.D.A. 1392:10.
Italianloglio italico  2International Seed Testing Association. 1982. A Multilingual Glossary of Common Plant-Names 1. Field crops, grasses and vegetables, ed. 2.
Portugueseazevém  2Rehm, S. 1994. Multilingual dictionary of agronomic plants
Spanishballico italiano  2Rehm, S. 1994. Multilingual dictionary of agronomic plants
Spanishraygrás italiano  2Rehm, S. 1994. Multilingual dictionary of agronomic plants
Swedishitalienskt rajgräs  2Aldén, B., S. Ryman, & M. Hjertson. 2012. Svensk Kulturväxtdatabas, SKUD (Swedish Cultivated and Utility Plants Database; online resource)
Transcribed Chineseduo hua hei mai cao  2Wu Zheng-yi & P. H. Raven et al., eds. 1994-. Flora of China (English edition).
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Observations

Phenotype Data

CategoryDescriptorDescriptionValueSample SizeStudyInventoryAvailability
GROWTHPlant heightPlant height at maturity in centimeters6815LOLIUM.MULTIFLORUM.2002.YEAR1PI 578755 98i SDNot Available
GROWTHPlant heightPlant height at maturity in centimeters9617LOLIUM.MULTIFLORUM.2002.YEAR2PI 578755 98i SDNot Available
GROWTHGrowth habitPlant growth habit5 - (1 = PROCUMBENT, 9 = UPRIGHT)17LOLIUM.MULTIFLORUM.2002.YEAR2PI 578755 98i SDNot Available
GROWTHGrowth habitPlant growth habit6 - (1 = PROCUMBENT, 9 = UPRIGHT)15LOLIUM.MULTIFLORUM.2002.YEAR1PI 578755 98i SDNot Available
GROWTHPlant DiameterPlant diameter recorded 5 centimeters above the ground measured in centimeters.1315LOLIUM.MULTIFLORUM.2002.YEAR1PI 578755 98i SDNot Available
GROWTHPlant DiameterPlant diameter recorded 5 centimeters above the ground measured in centimeters.2317LOLIUM.MULTIFLORUM.2002.YEAR2PI 578755 98i SDNot Available
MORPHOLOGYInflorescence number (coded)Inflorescence number (coded)5 - (1 = FEW, 9 = MOST)17LOLIUM.MULTIFLORUM.2002.YEAR2PI 578755 98i SDNot Available
MORPHOLOGYInflorescence number (coded)Inflorescence number (coded)6 - (1 = FEW, 9 = MOST)15LOLIUM.MULTIFLORUM.2002.YEAR1PI 578755 98i SDNot Available
MORPHOLOGYSeed weight 100Weight of 100 seeds in grams.0.322 GRASS.SEEDWEIGHT.WRPISPI 578755 98i SDNot Available
MORPHOLOGYLeaf widthLeaf width measured in millimeters717LOLIUM.MULTIFLORUM.2002.YEAR2PI 578755 98i SDNot Available
MORPHOLOGYLeaf widthLeaf width measured in millimeters815LOLIUM.MULTIFLORUM.2002.YEAR1PI 578755 98i SDNot Available
MORPHOLOGYLeaf colorLeaf color6 - (1 = light green, 9 = dark green)15LOLIUM.MULTIFLORUM.2002.YEAR1PI 578755 98i SDNot Available
MORPHOLOGYLeaf colorLeaf color6 - (1 = light green, 9 = dark green)17LOLIUM.MULTIFLORUM.2002.YEAR2PI 578755 98i SDNot Available
MORPHOLOGYLeaf length in millimetersMeasurement in millimeters from the collar to the tip of one flag leaf on the tallest culm of each plant at maturity, while leaves are green. 12515LOLIUM.MULTIFLORUM.2002.YEAR1PI 578755 98i SDNot Available
MORPHOLOGYLeaf length in millimetersMeasurement in millimeters from the collar to the tip of one flag leaf on the tallest culm of each plant at maturity, while leaves are green. 14717LOLIUM.MULTIFLORUM.2002.YEAR2PI 578755 98i SDNot Available
PHENOLOGYBloom day - NumericNumeric day of the year when flowering begins (Approximately 50%)16217LOLIUM.MULTIFLORUM.2002.YEAR2PI 578755 98i SDNot Available
PHENOLOGYBloom day - NumericNumeric day of the year when flowering begins (Approximately 50%)21717LOLIUM.MULTIFLORUM.2002.YEAR1PI 578755 98i SDNot Available
PRODUCTIONLeaf abundanceLeaf abundance evaluated at head stage indicating the relative amount of leaf material comparedto stem.5 - (1 = low proportion of leaves, 9 = high proportion of leaves) 17LOLIUM.MULTIFLORUM.2002.YEAR2PI 578755 98i SDNot Available
PRODUCTIONLeaf abundanceLeaf abundance evaluated at head stage indicating the relative amount of leaf material comparedto stem.7 - (1 = low proportion of leaves, 9 = high proportion of leaves) 16LOLIUM.MULTIFLORUM.2002.YEAR1PI 578755 98i SDNot Available
STRESSWinter survivalWinter survival3 - (1 = LITTLE, 9 = COMPLETE SURVIVAL) (63%)27LOLIUM.MULTIFLORUM.2002.YEAR2PI 578755 98i SDNot Available