Details for: 14G2000552, Lolium perenne L., 'Delaware'


Summary Data
Taxonomy:
Lolium perenne L.
Cultivar:
'Delaware'
Origin:
Origin – Denmark
Received by CRI:
2000
Improvement Status:
Advanced/improved cultivar
Life form:
Perennial
Growth class:
winter
Is Core:
N
Form Received:
Seed
Availability
FormQuantityNoteInventoryCart
Seed0.2 gram14G2000552
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 perenne L.
Cultivar:
'Delaware'
Origin:
Origin – Denmark
Received by CRI:
2000
Improvement Status:
Advanced/improved cultivar
Life form:
Perennial
Growth class:
winter
Is Core:
N
Form Received:
Seed
Source History
Developed
 

Developer(s):
Donated
 

Donator(s):
Accession Group(s)
Group name: Trávy
Note: Grasses
To search for accessions in this group, click the following link. Trávy

Accession Names and Identifiers
'Delaware'
Type: Cultivar name

Lolium perenne
Type: Full taxon

Narrative
Curator: Simona Raab, OSEVA PRO Ltd. Grassland Research Institute (CZE082) raab@oseva.cz
Lolium perenne L.
Genus:
Lolium
Family:
Poaceae (alt. Gramineae)
Subfamily:
Pooideae
Tribe:
Poeae
Subtribe:
Loliinae
Nomen number:

22494
Place of publication:

Sp. pl. 1:83. 1753
Verified:
May 08, 1992 by ARS Systematic Botanists.
Other conspecific taxa
Autonyms (not in current use), synonyms and invalid designations
Autonym(s)
Lolium perenne L. subsp. perenne

Heterotypic Synonym(s)
Lolium boucheanum Kunth
Lolium marschallii Steven

Common names
LANGUAGENAMEALTERNATE NAMENOTESEQCITATION
English English ryegrass 1 Rehm, S. 1994. Multilingual dictionary of agronomic plants
English perennial ryegrass 1 Wiersema, J. H. & B. León. 1999. World economic plants: a standard reference CRC Press, Boca Raton, FL.
Afrikaans meerjarige raaigras 2 Henderson, L. 2001. Alien weeds and invasive plants: a complete guide to declared weeds and invaders in South Africa. Plant Protection Research Institute, Handbook 12
Arabic gazun 2 Boulos, L. & M. N. El-Hadidi. 1984. The weeds of Egypt.
English (Canada) perennial rye grass Agriculture & Agri-Food Canada official name 2 Darbyshire, S. J. 2003. Inventory of Canadian Agricultural Weeds Agriculture and Agri-Food Canada. 30.
French ivraie vivace 2 Rehm, S. 1994. Multilingual dictionary of agronomic plants
French ray-grass anglais 2 Rehm, S. 1994. Multilingual dictionary of agronomic plants
French (Canada) ivraie vivace Agriculture & Agroalimentaire Canada nom officiel 2 Darbyshire, S. J. 2003. Inventory of Canadian Agricultural Weeds Agriculture and Agri-Food Canada. 30.
German deutsches Weidelgras 2 Rehm, S. 1994. Multilingual dictionary of agronomic plants
German englisches Raygras 2 Rehm, S. 1994. Multilingual dictionary of agronomic plants
Italian loglio perenne 2 International Seed Testing Association. 1982. A Multilingual Glossary of Common Plant-Names 1. Field crops, grasses and vegetables, ed. 2.
Japanese Rōmaji hoso-mugi 2 Ohwi, J. 1965. Flora of Japan (Engl. ed.).
Portuguese azevém-vivaz 2 Rehm, S. 1994. Multilingual dictionary of agronomic plants
Portuguese lólio-perenne 2 Rehm, S. 1994. Multilingual dictionary of agronomic plants
Spanish ballico perenne 2 Rehm, S. 1994. Multilingual dictionary of agronomic plants
Spanish césped inglés 2 Rehm, S. 1994. Multilingual dictionary of agronomic plants
Spanish raygras 2 Rehm, S. 1994. Multilingual dictionary of agronomic plants
Swedish engelskt rajgräs 2 Aldén, B., S. Ryman, & M. Hjertson. 2012. Svensk Kulturväxtdatabas, SKUD (Swedish Cultivated and Utility Plants Database; online resource)
Transcribed Chinese hei mai cao 2 Wu Zheng-yi & P. H. Raven et al., eds. 1994-. Flora of China (English edition).
Transcribed Korean homilpul 2 Mun-Chan, B. et al. 1986. A checklist of the Korean cultivated plants. Kulturpflanze 34:106.
Annotations
Other Links
Actions
  • Curator Change: Previous: Martin LOŠÁK, Current: Simona Raab. 08 Sep 2021.
  • Enter ECN Into System: . 03 Oct 2000.
Pathogens
Vouchers
Citations
Pedigree
Description:
S- ecotypes from America
Intellectual Property Rights
Czech registration. Issued: 01 Jan 1999.
MLS. (Multi-Lateral System FAO item.)
MLS.
FAO Standard Material Transfer Agreement.

Observations

Phenotype Data

CategoryDescriptorDescriptionValueStudyInventoryAvailability
BIOLOGY032 Lodging - resistanceBefore the first conservation cut.7 - high2006 OSEVA PRO Ltd. Grassland Research Station (10) 
BIOLOGY040 Drought - resistance 7 - high 71 - 80 (%)2006 OSEVA PRO Ltd. Grassland Research Station (10) 
BIOLOGY043 Resistance - Snow mold (Microdochium nivale (FR.) Samuel Hallet) 7 - high2006 OSEVA PRO Ltd. Grassland Research Station (10) 
BIOLOGY044 Resistance - Grey snow mold (Typhula incarnata Lasch ex Fr. Diese) 5 - medium2006 OSEVA PRO Ltd. Grassland Research Station (10) 
BIOLOGY046 Resistance - Rust (Puccinia sp., Uromyces sp.) 9 - very high2006 OSEVA PRO Ltd. Grassland Research Station (10) 
BIOLOGY047 Resistance - Leaf spot (Drechslera sp., Mastigosporium sp., Heterosporium sp.) 7 - high2006 OSEVA PRO Ltd. Grassland Research Station (10) 
BIOLOGY048 Resistance - Red thread (Laetisaria fuciformis (Mc Alp.) Burdsall) 9 - very high2006 OSEVA PRO Ltd. Grassland Research Station (10) 
BIOLOGY080 Sward - resistance to weed ingressionGround cover of weedy grasses and weed. Spring - summer - autumn, 2 days before cut.8 - high to very high 1 - 5 (%)2006 OSEVA PRO Ltd. Grassland Research Station (10) 
BIOLOGY081 Sward - wear resistanceLiving ground cover of sown species after wear treatment in the 2nd year after sowing. Spring - summer - autumn.7 - high 71 - 80 (%)2006 OSEVA PRO Ltd. Grassland Research Station (10) 
BIOLOGY093 Sward - resistance to weed ingressionGround cover of weedy grasses and weed. Summer - autumn, 2 days before cut.9 - very high < 1 (%)2006 OSEVA PRO Ltd. Grassland Research Station (10) 
MORPHOLOGY002 Plant - reproductive growth habitAt heading in the 1st year after sowing. fig.13 - semi-erect 25 - 40 (°)2006 OSEVA PRO Ltd. Grassland Research Station (10) 
MORPHOLOGY007 Stem - lengthAt beginning of flowering in the 1st year after sowing.Length including inflorescence.5 - medium 676 - 850 (mm)2006 OSEVA PRO Ltd. Grassland Research Station (10) 
MORPHOLOGY008 Stem - diameterAt beginning of flowering in the 1st year after sowing.3 - thin 1,0 - 2 (mm)2006 OSEVA PRO Ltd. Grassland Research Station (10) 
MORPHOLOGY009 Stem - number of leavesAt beginning of flowering in the 1st year after sowing.7 - high 4,1 - 52006 OSEVA PRO Ltd. Grassland Research Station (10) 
MORPHOLOGY011 Leaf - width of flag leafAt beginning of flowering in the 1st year after sowing.2 - very narrow to narrow 2,0 - 3,5 (mm)2006 OSEVA PRO Ltd. Grassland Research Station (10) 
MORPHOLOGY012 Leaf - length of flag leafAt beginning of flowering in the 1st year after sowing.3 - short 101 - 140 (mm)2006 OSEVA PRO Ltd. Grassland Research Station (10) 
MORPHOLOGY013 Leaf - width of the second leaf (from the top)At beginning of flowering in the 1st year after sowing.2 - very narrow to narrow 2,0 - 3,5 (mm)2006 OSEVA PRO Ltd. Grassland Research Station (10) 
MORPHOLOGY014 Leaf - length of the second leaf (from the top)At beginning of flowering in the 1st year after sowing.3 - short 101 - 140 (mm)2006 OSEVA PRO Ltd. Grassland Research Station (10) 
MORPHOLOGY015 Leaf - primary colourGenetic colour, when grass is not under stress. At beginning of flowering at forage and ornamental grasses. At turf grasses spring - summer - autumn.1 - green2006 OSEVA PRO Ltd. Grassland Research Station (10) 
MORPHOLOGY016 Leaf - tone of other colourSee descriptor no. 16.0 - none2006 OSEVA PRO Ltd. Grassland Research Station (10) 
MORPHOLOGY017 Leaf - colour intensitySee descriptor no. 16.3 - light2006 OSEVA PRO Ltd. Grassland Research Station (10) 
MORPHOLOGY020 Inflorescence - lengthAt beginning of flowering in the 1st year after sowing.4 - short to medium 141 - 180 (mm)2006 OSEVA PRO Ltd. Grassland Research Station (10) 
MORPHOLOGY023 Inflorescence - colourAt beginning of flowering.8 - green2006 OSEVA PRO Ltd. Grassland Research Station (10) 
MORPHOLOGY024 Inflorescence - colour intensity 7 - dark2006 OSEVA PRO Ltd. Grassland Research Station (10) 
MORPHOLOGY072 Sward - field establishmentEvaluated when 75% ground cover has been reached.5 - medium2006 OSEVA PRO Ltd. Grassland Research Station (10) 
MORPHOLOGY073 Sward - winter greennessColour retention in winter.3 - low2006 OSEVA PRO Ltd. Grassland Research Station (10) 
MORPHOLOGY075 Sward - ground coverLiving ground cover of sown turf species. Spring - summer - autumn, 2 days after cut.7 - high 90 - 94 (%)2006 OSEVA PRO Ltd. Grassland Research Station (10) 
MORPHOLOGY076 Sward - densityBased on number of tillers in closed sward, excluding damaged patches. Spring - summer - autumn, 2 days after cut. fig.55 - medium2006 OSEVA PRO Ltd. Grassland Research Station (10) 
MORPHOLOGY077 Sward - leaf textureVisual evaluation of leaf width. Spring - summer - autumn, before cut.5 - medium 2,1 - 3 (mm)2006 OSEVA PRO Ltd. Grassland Research Station (10) 
MORPHOLOGY085 Sward - ground coverLiving ground cover by sown turf species. Spring - summer - autumn, 2 days after cut.4 - low to medium 60 - 79 (%)2006 OSEVA PRO Ltd. Grassland Research Station (10) 
MORPHOLOGY091 Sward - densityBased on number of tillers in closed sward, excluding damaged patches. Summer - autumn, after cut. fig.53 - sparse2006 OSEVA PRO Ltd. Grassland Research Station (10) 
MORPHOLOGY092 Sward - colour intensitySummer (before flowering) - autumn.7 - dark2006 OSEVA PRO Ltd. Grassland Research Station (10) 
OTHER078 Sward - applicability for intensive lawns (based on regrowth after cutting)Difference (sward height before cut - mowing height of previous cut). At all cuts in the 2nd year after sowing. fig.65 - medium 30,1 - 40 (mm)2006 OSEVA PRO Ltd. Grassland Research Station (10) 
OTHER086 Sward - applicability for extensive lawns based on vertical growthHeight of sward including flowering stems before the first cut. fig.75 - medium 46 - 60 (cm)2006 OSEVA PRO Ltd. Grassland Research Station (10) 
OTHER087 Sward - applicability for extensive lawns based on height of level of vegetative leavesBefore the first cut. fig.77 - good 11 - 15 (cm)2006 OSEVA PRO Ltd. Grassland Research Station (10) 
OTHER088 Sward - applicability for extensive lawns based on abundance of inflorescencesBefore the first cut.5 - medium2006 OSEVA PRO Ltd. Grassland Research Station (10) 
OTHER089 Sward - applicability for extensive lawns based on biomass productionEstimate of above-ground biomass production before the first cut.5 - medium2006 OSEVA PRO Ltd. Grassland Research Station (10) 
OTHER090 Sward - applicability for extensive lawns based on autumn regrowthHeight of sward excluding sporadic heads. In the autumn before the second cut. fig.89 - very good (very short growth) < 11 (cm)2006 OSEVA PRO Ltd. Grassland Research Station (10) 
PHENOLOGY029 Time of inflorescence emergenceNumber of days from the 1st April. When beginning has been reached at 10% stems in the plot. At single plants - when the tip of 3 inflorescences is just visible. fig.35 - medium 47 - 53 (days)2006 OSEVA PRO Ltd. Grassland Research Station (10) 
PHENOLOGY031 Abundance of inflorescence emergenceEstimate of number of flowering stems.m-2 at heading.9 - very high > 20002006 OSEVA PRO Ltd. Grassland Research Station (10) 
PHENOLOGY070 Sward - seedling emergenceNumber of days after sowing till seedling emergence. fig.47 - rapid 8 - 14 (days)2006 OSEVA PRO Ltd. Grassland Research Station (10) 
PRODUCTION065 Sward - 1000 seeds weight (TSW)TSW - caryopsis according to the descriptor no. 254 - low to medium 1,51 - 2,2 (g)2006 OSEVA PRO Ltd. Grassland Research Station (10) 
PRODUCTION079 Sward - cleanness of cutAppearance of vascular bundle fibres at cut ends of leaves. Spring - summer - autumn, 2 days after cut.9 - very good2006 OSEVA PRO Ltd. Grassland Research Station (10) 
PRODUCTION082 Sward - visual quality ratingAll aspects of turf quality integrated. Spring - summer - autumn.5 - medium2006 OSEVA PRO Ltd. Grassland Research Station (10) 
PRODUCTION083 Sward - persistenceLiving ground cover of sown species in the 3rd year after sowing.9 - very high > 90 (%)2006 OSEVA PRO Ltd. Grassland Research Station (10) 
PRODUCTION094 Sward - visual quality ratingAll aspects important for extensive turf integrated. Spring - summer - autumn.5 - medium2006 OSEVA PRO Ltd. Grassland Research Station (10) 
PRODUCTION095 Sward - persistenceLiving ground cover of sown species in the 3rd year after sowing.5 - medium 51 - 60 (%)2006 OSEVA PRO Ltd. Grassland Research Station (10)