species information (Systematics, BiolFlor-Names, Status) |
BiolFlor-Name |
family |
german name(s) |
Lolium perenne L. |
Poaceae » |
Ausdauerndes Weidelgras
Englisches Raygras
|
reference |
Kühn, I., Klotz, S. 2002: Systematik, Taxonomie und Nomenklatur. In: Klotz, S., Kühn, I., Durka, W. (Hrsg.): BIOLFLOR - Eine Datenbank mit biologisch-ökologischen Merkmalen zur Flora von Deutschland. Schriftenreihe für Vegetationskunde. Bonn »
|
|
Synonymy (taxonomy after Wisskirchen & Haeupler, 1998) |
Lolium perenne L. |
accepted |
Lolium tenue L. |
Synonym |
Lolium vulgare Host |
Synonym |
Festuca anglica E. H. L. Krause |
Synonym |
Lolium perenne var. tenue (L.) Huds. |
Synonym |
|
Chromosome number » |
Basic chromosome number |
7 |
Chromosome number 2n |
14 |
Chromosome number (Germany) |
True |
Most common chromosome race |
False |
Ploidy level |
2 (diploid) |
Ploidy type |
D (diploid with haploid basic number) |
Reference |
Oberdorfer, E. 1983: Pflanzensoziologische Exkursionsflora. Ulmer, Stuttgart |
|
DNA content » |
DNA content (pg/2C) |
6.7 |
Chromosome number |
14 |
Quality |
chromosome number known and occurring in Germany [b] |
Authorised in BENNET & LEITCH 2001 |
True |
Reference |
Bennett, M.D., Smith, J.S. 1991: Nuclear DNA amounts in angiosperms. Philosophical Transactions of the Royal Society London B 334:309-345 |
DNA content (pg/2C) |
9.9 |
Chromosome number |
14 |
Quality |
chromosome number known and occurring in Germany [b] |
Authorised in BENNET & LEITCH 2001 |
False |
Reference |
Bennett, M.D., Smith, J.S. 1976: Nuclear DNA amounts in angiosperms. Philosophical Transactions of the Royal Society London B 274:227-274 |
|
Life form » |
Life form |
H (Hemicryptophyte) |
Qualifier |
always [1] |
Life span » |
Life span |
p (pluriennial-pollakanthic) |
Qualifier |
always [1] |
Storage organs » |
Storage organs |
h (Tuft) |
Qualifier |
always [1] |
Rosettes » |
Rosettes |
h (Hemirosette plant) |
Qualifier |
always [1] |
special references:
|
Beddows, A.R. 1967: Biological Flora of the British Isles: Lolium perenne L.. Journal of Ecology 55:567-587
|
Wilhalm, T. 1995: A comparative study of clonal fragmentation in tussock-forming grasses. Abstr. Bot. 19:51-60
|
Briemle, G., Schreiber, K.F. 1994: Zur Frage der Beeinflussung pflanzlicher Lebens- und Wuchsformen durch unterschiedliche Landschaftspflegemaßnahmen. Tuexenia 14:229-244
|
Mühlberg, H. 1967: Die Wuchstypen mitteleuropäischer Poaceen. Hercynia N. F. 4:11-50
|
|
Flowering phenology » |
Begin of flowering (months) |
5 |
End of flowering (months) |
10 |
Duration of flowering (months) |
6 |
Number of flowering phases |
0 |
Symphenological Groups » |
Phenological group |
7 (Ligustrum-Stachys sylvatica-Phase) Phenological season: end of early summer |
Reference |
Dierschke, H 1995: Phänologische und symphänologische Artengruppen von Blütenpflanzen in Mitteleuropa. Tuexenia 15: 523-560 |
|
Type of reproduction » |
Type of reproduction |
s (by seed/by spore) |
Reference |
Beddows, A.R. 1967: Biological Flora of the British Isles: Lolium perenne L.. Journal of Ecology 55:567-587 |
Type of seed production » |
Type of seed production |
s (amphimictic, sexual) |
Reference |
Conert, H.J. 1979: Poaceae. In: Hegi, G.B. (Hrsg.) Illustrierte Flora von Mitteleuropa, 1(3), S. 1-843, Parey, Berlin |
Dicliny » |
Dicliny |
so (hermaphroditic) |
Abundance |
always [1] |
Reference |
Connor, H.E. 1979: Breeding system in the grasses: a survey. New Zealand Journal of Botany 17:547-574 |
Dichogamy » |
Dichogamy |
g1 (slightly protogynous) |
Reference |
Knuth, P. 1898: Handbuch der Blütenbiologie. Leipzig |
Dichogamy |
h (homogamous) |
Reference |
Knuth, P. 1898: Handbuch der Blütenbiologie. Leipzig |
Self-sterility and self-incompatibility » |
Self-sterility and self-incompatibility |
I+ (± self-incompatibel) |
Reference |
Beddows, A.R. 1967: Biological Flora of the British Isles: Lolium perenne L.. Journal of Ecology 55:567-587 |
Systematic reference |
species [S] |
Self-sterility and self-incompatibility |
SI (self-incompatibel) |
Reference |
Weimarck, A. 1968: Self-incompatibility in the Gramineae. Hereditas 60:157-166 |
Systematic reference |
species [S] |
SI mechanism » |
SI mechanism |
GSI (gametophytic self-incompatibility) |
Reference |
de Nettancourt, D. 1977: Incompatibility in angiosperms. Springer, Berlin |
Pollen vector » |
Pollen vector |
wi (wind) Pollen vector group: ab (abiotische Bestäubung) |
Abundance |
always [1] |
Reference |
Conert, H.J. 1979: Poaceae. In: Hegi, G.B. (Hrsg.) Illustrierte Flora von Mitteleuropa, 1(3), S. 1-843, Parey, Berlin |
Systematic reference |
species [S] |
Breeding system » |
Breeding system |
X (allogamous) |
Reference |
Conert, H.J. 1979: Poaceae. In: Hegi, G.B. (Hrsg.) Illustrierte Flora von Mitteleuropa, 1(3), S. 1-843, Parey, Berlin |
Flower class after MUELLER » |
Flower class after MUELLER |
W (wind flowers) Typical pollinators: - |
Flower type after KUGLER » |
Flower type after KUGLER |
0 (not applicable) |
|
Fruit type » |
Fruit type |
Nu (nut) |
Diaspore type » |
Diaspore type |
FZb (fruit with appendage) |
Germinule type » |
Heteromorphic type |
n (not heteromorphic) |
Germinule type |
F (fruit) |
Information available |
True |
Development of nutritious appendages |
|
Development of flat appendages |
|
Development of elongated appendages |
|
Development of additional appendages |
|
Heteromorphic type |
n (not heteromorphic) |
Germinule type |
FZb (fruit with appendage) |
Information available |
True |
Development of nutritious appendages |
|
Development of flat appendages |
|
Development of elongated appendages |
sometimes [2] |
Development of additional appendages |
always [1] |
Weights » |
Measured object |
Germinule |
Type of germinule or diaspore |
F (fruit) |
Constraint |
False |
Heteromorphic type |
n (not heteromorphic) |
Weight (minimum) [mg] |
|
Weight (mean) [mg] |
1.8 |
Weight (maximum) [mg] |
|
Measured object |
Germinule |
Type of germinule or diaspore |
FZb (fruit with appendage) |
Constraint |
False |
Heteromorphic type |
n (not heteromorphic) |
Weight (minimum) [mg] |
1.4 |
Weight (mean) [mg] |
2.2 |
Weight (maximum) [mg] |
3.5 |
Measured object |
Diaspore |
Type of germinule or diaspore |
FZb (fruit with appendage) |
Constraint |
False |
Heteromorphic type |
n (not heteromorphic) |
Weight (minimum) [mg] |
1.4 |
Weight (mean) [mg] |
2.2 |
Weight (maximum) [mg] |
3.5 |
Sizes » |
Measured object |
Germinule |
Type of germinule or diaspore |
F (fruit) |
Constraint |
False |
Heteromorphic type |
n (not heteromorphic) |
Length (minimum) [mm] |
3.0 |
Length (mean) [mm] |
3.9 |
Length (maximum) [mm] |
5.5 |
Width (minimum) [mm] |
1.0 |
Width (mean) [mm] |
1.2 |
Width (maximum) [mm] |
1.5 |
Height (minimum) [mm] |
0.7 |
Height (mean) [mm] |
0.8 |
Height (maximum) [mm] |
0.8 |
Measured object |
Diaspore |
Type of germinule or diaspore |
FZb (fruit with appendage) |
Constraint |
True |
Heteromorphic type |
n (not heteromorphic) |
Length (minimum) [mm] |
4.0 |
Length (mean) [mm] |
6.2 |
Length (maximum) [mm] |
9.0 |
Width (minimum) [mm] |
1.0 |
Width (mean) [mm] |
1.5 |
Width (maximum) [mm] |
1.8 |
Height (minimum) [mm] |
0.6 |
Height (mean) [mm] |
0.8 |
Height (maximum) [mm] |
1.1 |
Measured object |
Germinule |
Type of germinule or diaspore |
FZb (fruit with appendage) |
Constraint |
True |
Heteromorphic type |
n (not heteromorphic) |
Length (minimum) [mm] |
4.0 |
Length (mean) [mm] |
6.2 |
Length (maximum) [mm] |
9.0 |
Width (minimum) [mm] |
1.0 |
Width (mean) [mm] |
1.5 |
Width (maximum) [mm] |
1.8 |
Height (minimum) [mm] |
0.6 |
Height (mean) [mm] |
0.8 |
Height (maximum) [mm] |
1.1 |
special references:
|
Grime, J.P., Mason, G., Curtis, A.V., Rodman, J., Band, S.R., Mowforth, M.A., Neal, A.M., Shaw, S. 1981: A comparative study of germination characteristics in a local flora. Journal of Ecology 69:1017-1069 (Gattung)
|
Thompson, K., Band, S.R., Hodgson, J.G. 1993: Seed size and shape predict persistence in soil. Functional Ecology 7:236-241 (Gattung)
|
Grime, J.P., Hodgson, J.G., Hunt, R. 1988: Comparative Plant Ecology. Unwin Hyman, London (Gattung)
|
Beddows, A.R. 1967: Biological Flora of the British Isles: Lolium perenne L.. Journal of Ecology 55:567-587 (Gattung)
|
Brouwer, W., Stählin, A. 1955: Handbuch der Samenkunde. DLG-Verlag, Frankfurt/Main (Gattung)
|
Häfliger, T.J., Scholz, H. 1981: Grass weeds. Documenta CIBA-GEIGY Ltd., Basel (Gattung)
|
Kaltofen, H., Schrader, A. 1991: Gräser. Biologie - Bestimmung - Wirtschaftliche Bedeutung. DVL, Berlin (Gattung)
|
Salisbury, E.J. 1974: Seed size and mass in relation to environment. Proceedings of the Royal Society, London, Series B 186:83-88 (Gattung)
|
Heinisch, O. 1955: Samenatlas der wichtigsten Futterpflanzen und ihrer Unkräuter. Deutsche Akad. Landwirtsch.-Wiss., Berlin (Gattung)
|
|
Grassland utilization indicator values » |
Occurrence |
GW (commercial grasslands) |
Guild |
G (grass) |
Mowing tolerance |
8 (between 7 and 9 (well tolerant to very tolerant to mowing)) |
Grazing tolerance |
8 (between 7 and 9 (well tolerant to very tolerant to grazing)) |
Trampling tolerance |
8 (between 7 and 9 (well tolerant to very tolerant to trampling)) |
Foraging value |
9 (best forage value) |
Foraging value for deer |
9 (best forage value) |
|
Habitat » |
Habitat |
T7.2.1 (null) Alliance: Cynosurion cristati p.p.
|
Occurrence questionable |
False |
Occurence restricted |
False |
Annotation |
|
Habitat |
T7.4.2 (null) Alliance: Polygono-Poetea annuae
|
Occurrence questionable |
False |
Occurence restricted |
False |
Annotation |
|
Habitat |
T9.5.1 (null) Alliance: ???
|
Occurrence questionable |
False |
Occurence restricted |
False |
Annotation |
|
|
Class » |
English circumscription |
05.4 (Commercially used grasslands) Class: Molinio-Arrhenatheretea
|
English circumscription |
05.5 (Communities of flooded and trampled grasslands) Class: Agrostietea stoloniferae
|
English circumscription |
06.3 (Communities of annual trampling resistent plants) Class: Polygono arenastri-Poetea annuae
|
English circumscription |
06.4 (Annual ruderal communities) Class: Sisymbrietea officinalis
|
English circumscription |
06.5 (Eusiberian ruderal mugwort and thistles communities, and couch-grasslands) Class: Artemisietea vulgaris
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