Details for: 14G2000111, Lolium perenne L., 'Viris'

Summary Data

Taxonomy:

Lolium perenne L.

Cultivar:

'Viris'

Origin:

Origin – Sweden

Maintained:

OSEVA PRO Ltd. Grassland Research Institute

Received by CRI:

1982

Improvement Status:

Advanced/improved cultivar

Life form:

Perennial

Growth class:

winter

Is Core:

Form Received:

Seed

Availability

Form	Quantity	Note	Inventory	Cart
Seed	0.2 gram		14G2000111

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:

'Viris'

Origin:

Origin – Sweden

Maintained:

OSEVA PRO Ltd. Grassland Research Institute

Received by CRI:

1982

Improvement Status:

Advanced/improved cultivar

Life form:

Perennial

Growth class:

winter

Is Core:

Form Received:

Seed

Source History

Developed

Developer(s):

SWE802, Weibullsholm Plant Breeding Institute (doesn't exist anymore)

Donated

Donator(s):

SWE802, Weibullsholm Plant Breeding Institute (doesn't exist anymore)

Accession Group(s)

Group name: Trávy
Note: Grasses
To search for accessions in this group, click the following link. Trávy

Accession Names and Identifiers

'Viris'

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

Protologue link:

https://biodiversitylibrary.org/page/358102

Typification:

View in Linnean Typification Project

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

LANGUAGE	NAME	NOTE	SEQ	CITATION
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

Observations

Phenotype Data

Category	Descriptor	Description	Value	Study
BIOLOGY	032 Lodging - resistance	Before the first conservation cut.	5 - medium	1987 OSEVA PRO Ltd. Grassland Research Station (16)
BIOLOGY	038 Winter hardiness	Field resistance.	7 - high 71 - 80 (%)	1987 OSEVA PRO Ltd. Grassland Research Station (16)
BIOLOGY	040 Drought - resistance		6 - medium to high 61 - 70 (%)	1987 OSEVA PRO Ltd. Grassland Research Station (16)
BIOLOGY	047 Resistance - Leaf spot (Drechslera sp., Mastigosporium sp., Heterosporium sp.)		9 - very high	1987 OSEVA PRO Ltd. Grassland Research Station (16)
BIOLOGY	080 Sward - resistance to weed ingression	Ground cover of weedy grasses and weed. Spring - summer - autumn, 2 days before cut.	8 - high to very high 1 - 5 (%)	1987 OSEVA PRO Ltd. Grassland Research Station (16)
BIOLOGY	093 Sward - resistance to weed ingression	Ground cover of weedy grasses and weed. Summer - autumn, 2 days before cut.	8 - high to very high 1 - 5 (%)	1987 OSEVA PRO Ltd. Grassland Research Station (16)
CHEMICAL	066 Organic matter digestibility	At the first cut.	9 - very high > 75 (%)	1987 OSEVA PRO Ltd. Grassland Research Station (16)
CHEMICAL	067 Content of crude protein in dry matter	At the first cut.	6 - medium to high 12,1 - 13,5 (%)	1987 OSEVA PRO Ltd. Grassland Research Station (16)
MORPHOLOGY	007 Stem - length	At beginning of flowering in the 1st year after sowing.Length including inflorescence.	5 - medium 676 - 850 (mm)	1987 OSEVA PRO Ltd. Grassland Research Station (16)
MORPHOLOGY	009 Stem - number of leaves	At beginning of flowering in the 1st year after sowing.	5 - medium 3,1 - 4	1987 OSEVA PRO Ltd. Grassland Research Station (16)
MORPHOLOGY	011 Leaf - width of flag leaf	At beginning of flowering in the 1st year after sowing.	3 - narrow 3,6 - 5,0 (mm)	1987 OSEVA PRO Ltd. Grassland Research Station (16)
MORPHOLOGY	012 Leaf - length of flag leaf	At beginning of flowering in the 1st year after sowing.	4 - short to medium 141 - 180 (mm)	1987 OSEVA PRO Ltd. Grassland Research Station (16)
MORPHOLOGY	020 Inflorescence - length	At beginning of flowering in the 1st year after sowing.	5 - medium 181 - 220 (mm)	1987 OSEVA PRO Ltd. Grassland Research Station (16)
MORPHOLOGY	028 Spring growth rate	Evaluated when the earliest variety has reached 20 cm of sward height. fig.2	7 - rapid 16 - 20 (cm)	1987 OSEVA PRO Ltd. Grassland Research Station (16)
MORPHOLOGY	072 Sward - field establishment	Evaluated when 75% ground cover has been reached.	9 - very rapid	1987 OSEVA PRO Ltd. Grassland Research Station (16)
MORPHOLOGY	075 Sward - ground cover	Living ground cover of sown turf species. Spring - summer - autumn, 2 days after cut.	7 - high 90 - 94 (%)	1987 OSEVA PRO Ltd. Grassland Research Station (16)
MORPHOLOGY	076 Sward - density	Based on number of tillers in closed sward, excluding damaged patches. Spring - summer - autumn, 2 days after cut. fig.5	5 - medium	1987 OSEVA PRO Ltd. Grassland Research Station (16)
MORPHOLOGY	077 Sward - leaf texture	Visual evaluation of leaf width. Spring - summer - autumn, before cut.	5 - medium 2,1 - 3 (mm)	1987 OSEVA PRO Ltd. Grassland Research Station (16)
MORPHOLOGY	085 Sward - ground cover	Living ground cover by sown turf species. Spring - summer - autumn, 2 days after cut.	4 - low to medium 60 - 79 (%)	1987 OSEVA PRO Ltd. Grassland Research Station (16)
MORPHOLOGY	092 Sward - colour intensity	Summer (before flowering) - autumn.	5 - medium	1987 OSEVA PRO Ltd. Grassland Research Station (16)
OTHER	086 Sward - applicability for extensive lawns based on vertical growth	Height of sward including flowering stems before the first cut. fig.7	5 - medium 46 - 60 (cm)	1987 OSEVA PRO Ltd. Grassland Research Station (16)
OTHER	089 Sward - applicability for extensive lawns based on biomass production	Estimate of above-ground biomass production before the first cut.	5 - medium	1987 OSEVA PRO Ltd. Grassland Research Station (16)
OTHER	090 Sward - applicability for extensive lawns based on autumn regrowth	Height of sward excluding sporadic heads. In the autumn before the second cut. fig.8	9 - very good (very short growth) < 11 (cm)	1987 OSEVA PRO Ltd. Grassland Research Station (16)
PHENOLOGY	029 Time of inflorescence emergence	Number 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.3	6 - medium to late 54 - 60 (days)	1987 OSEVA PRO Ltd. Grassland Research Station (16)
PHENOLOGY	031 Abundance of inflorescence emergence	Estimate of number of flowering stems.m-2 at heading.	7 - high 1501 - 2000	1987 OSEVA PRO Ltd. Grassland Research Station (16)
PHENOLOGY	034 Regrowth after cutting - at frequent cutting management	Based on regrowth bulk 1 week after cut.	5 - medium	1987 OSEVA PRO Ltd. Grassland Research Station (16)
PHENOLOGY	070 Sward - seedling emergence	Number of days after sowing till seedling emergence. fig.4	5 - medium 15 - 21 (days)	1987 OSEVA PRO Ltd. Grassland Research Station (16)
PRODUCTION	059 Sward - total DM yield/year		3 - low 0,41 - 0,55 (kg.m2)	1987 OSEVA PRO Ltd. Grassland Research Station (16)
PRODUCTION	060 Sward - percentage of the 1st cut DM yield on total yield		7 - high 26 - 30 (%)	1987 OSEVA PRO Ltd. Grassland Research Station (16)
PRODUCTION	062 Sward - seed maturity	Number of days from the 1st April.	6 - medium to late 109 - 120 (days)	1987 OSEVA PRO Ltd. Grassland Research Station (16)
PRODUCTION	063 Sward - seed yield	At maturity.	4 - low to medium 45,1 - 65 (g.m2)	1987 OSEVA PRO Ltd. Grassland Research Station (16)
PRODUCTION	065 Sward - 1000 seeds weight (TSW)	TSW - caryopsis according to the descriptor no. 25	5 - medium 2,21 - 2,9 (g)	1987 OSEVA PRO Ltd. Grassland Research Station (16)
PRODUCTION	079 Sward - cleanness of cut	Appearance of vascular bundle fibres at cut ends of leaves. Spring - summer - autumn, 2 days after cut.	7 - good	1987 OSEVA PRO Ltd. Grassland Research Station (16)
PRODUCTION	094 Sward - visual quality rating	All aspects important for extensive turf integrated. Spring - summer - autumn.	7 - good	1987 OSEVA PRO Ltd. Grassland Research Station (16)