Details for: 14G2000321, Lolium perenne L., 'Jetta'

Summary Data

Taxonomy:

Lolium perenne L.

Cultivar:

'Jetta'

Origin:

Origin – Netherlands

Maintained:

OSEVA PRO Ltd. Grassland Research Institute

Received by CRI:

1993

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		14G2000321

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:

'Jetta'

Origin:

Origin – Netherlands

Maintained:

OSEVA PRO Ltd. Grassland Research Institute

Received by CRI:

1993

Improvement Status:

Advanced/improved cultivar

Life form:

Perennial

Growth class:

winter

Is Core:

Form Received:

Seed

Source History

Developed

Netherlands

Donated

Donator(s):

NLD011, Zelder B.V.

Accession Group(s)

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

Accession Names and Identifiers

'Jetta'

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.	9 - very high	1998 OSEVA PRO Ltd. Grassland Research Station (5)
BIOLOGY	081 Sward - wear resistance	Living ground cover of sown species after wear treatment in the 2nd year after sowing. Spring - summer - autumn.	6 - medium to high 61 - 70 (%)	1998 OSEVA PRO Ltd. Grassland Research Station (5)
MORPHOLOGY	002 Plant - reproductive growth habit	At heading in the 1st year after sowing. fig.1	3 - semi-erect 25 - 40 (°)	1998 OSEVA PRO Ltd. Grassland Research Station (5)
MORPHOLOGY	007 Stem - length	At beginning of flowering in the 1st year after sowing.Length including inflorescence.	4 - short to medium 501 - 675 (mm)	1998 OSEVA PRO Ltd. Grassland Research Station (5)
MORPHOLOGY	009 Stem - number of leaves	At beginning of flowering in the 1st year after sowing.	3 - low 2,0 - 3	1998 OSEVA PRO Ltd. Grassland Research Station (5)
MORPHOLOGY	011 Leaf - width of flag leaf	At beginning of flowering in the 1st year after sowing.	3 - narrow 3,6 - 5,0 (mm)	1998 OSEVA PRO Ltd. Grassland Research Station (5)
MORPHOLOGY	012 Leaf - length of flag leaf	At beginning of flowering in the 1st year after sowing.	4 - short to medium 141 - 180 (mm)	1998 OSEVA PRO Ltd. Grassland Research Station (5)
MORPHOLOGY	013 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)	1998 OSEVA PRO Ltd. Grassland Research Station (5)
MORPHOLOGY	014 Leaf - length of the second leaf (from the top)	At beginning of flowering in the 1st year after sowing.	4 - short to medium 141 - 180 (mm)	1998 OSEVA PRO Ltd. Grassland Research Station (5)
MORPHOLOGY	020 Inflorescence - length	At beginning of flowering in the 1st year after sowing.	5 - medium 181 - 220 (mm)	1998 OSEVA PRO Ltd. Grassland Research Station (5)
MORPHOLOGY	076 Sward - density	Based on number of tillers in closed sward, excluding damaged patches. Spring - summer - autumn, 2 days after cut. fig.5	7 - dense	1998 OSEVA PRO Ltd. Grassland Research Station (5)
MORPHOLOGY	077 Sward - leaf texture	Visual evaluation of leaf width. Spring - summer - autumn, before cut.	5 - medium 2,1 - 3 (mm)	1998 OSEVA PRO Ltd. Grassland Research Station (5)
MORPHOLOGY	091 Sward - density	Based on number of tillers in closed sward, excluding damaged patches. Summer - autumn, after cut. fig.5	5 - medium	1998 OSEVA PRO Ltd. Grassland Research Station (5)
MORPHOLOGY	092 Sward - colour intensity	Summer (before flowering) - autumn.	7 - dark	1998 OSEVA PRO Ltd. Grassland Research Station (5)
OTHER	086 Sward - applicability for extensive lawns based on vertical growth	Height of sward including flowering stems before the first cut. fig.7	7 - good 30 - 45 (cm)	1998 OSEVA PRO Ltd. Grassland Research Station (5)
OTHER	087 Sward - applicability for extensive lawns based on height of level of vegetative leaves	Before the first cut. fig.7	7 - good 11 - 15 (cm)	1998 OSEVA PRO Ltd. Grassland Research Station (5)
OTHER	088 Sward - applicability for extensive lawns based on abundance of inflorescences	Before the first cut.	7 - good	1998 OSEVA PRO Ltd. Grassland Research Station (5)
OTHER	089 Sward - applicability for extensive lawns based on biomass production	Estimate of above-ground biomass production before the first cut.	9 - very good (very low production)	1998 OSEVA PRO Ltd. Grassland Research Station (5)
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	7 - good 11 - 15 (cm)	1998 OSEVA PRO Ltd. Grassland Research Station (5)
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	8 - late to very late 68 - 74 (days)	1998 OSEVA PRO Ltd. Grassland Research Station (5)
PHENOLOGY	031 Abundance of inflorescence emergence	Estimate of number of flowering stems.m-2 at heading.	3 - low 500 - 1000	1998 OSEVA PRO Ltd. Grassland Research Station (5)
PRODUCTION	065 Sward - 1000 seeds weight (TSW)	TSW - caryopsis according to the descriptor no. 25	3 - low 0,81 - 1,5 (g)	1998 OSEVA PRO Ltd. Grassland Research Station (5)
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	1998 OSEVA PRO Ltd. Grassland Research Station (5)