| species information (Systematics, BiolFlor-Names, Status) |
| BiolFlor-Name |
family |
german name(s) |
| Trifolium hybridum L. |
Fabaceae » |
Schweden-Klee
|
| 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) |
| Trifolium hybridum L. |
accepted |
| >Trifolium hybridum subsp. elegans (Savi) Asch. & Graebn. |
accepted |
| >Trifolium elegans Savi |
Basionym |
| >Trifolium hybridum subsp. hybridum |
accepted |
| >Trifolium fistulosum Gilib., nom. inval. |
Synonym |
| >Trifolium hybridum subsp. fistulosum (Gilib.) Rouy & Foucaud |
Synonym |
|
| Chromosome number » |
| Basic chromosome number |
8 |
| Chromosome number 2n |
16 |
| 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) |
1.6 |
| Chromosome number |
16 |
| Quality |
chromosome number known and occurring in Germany [b] |
| Authorised in BENNET & LEITCH 2001 |
False |
| Reference |
Bennett, M.D., Smith, J.S. 1991: Nuclear DNA amounts in angiosperms. Philosophical Transactions of the Royal Society London B 334:309-345 |
|
| Flowering phenology » |
| Begin of flowering (months) |
5 |
| End of flowering (months) |
9 |
| Duration of flowering (months) |
5 |
| 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 |
Knuth, P. 1898: Handbuch der Blütenbiologie. Leipzig |
| Type of seed production » |
| Type of seed production |
s (amphimictic, sexual) |
| Reference |
Knuth, P. 1898: Handbuch der Blütenbiologie. Leipzig |
| Dicliny » |
| Dicliny |
so (hermaphroditic) |
| Abundance |
always [1] |
| Reference |
Knuth, P. 1898: Handbuch der Blütenbiologie. Leipzig |
| Dichogamy » |
| Dichogamy |
h (homogamous) |
| Reference |
Knuth, P. 1898: Handbuch der Blütenbiologie. Leipzig |
| Self-sterility and self-incompatibility » |
| Self-sterility and self-incompatibility |
SI (self-incompatibel) |
| Reference |
Williams, W. 1951: Genetics of incompatibility in alskine clover, Trifolium hybridum. Heredity 5:51-73 |
| 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 |
in (insects)
Pollen vector group: zo (Tierbestäubung) |
| Abundance |
the rule [2] |
| Reference |
Knuth, P. 1898: Handbuch der Blütenbiologie. Leipzig |
| Systematic reference |
species [S] |
| Breeding system » |
| Breeding system |
X (allogamous) |
| Reference |
Anmerkung 2002: xenogam, da SI |
| Floral rewards » |
| Floral rewards |
1 (nectar) |
| Reference |
Knuth, P. 1898: Handbuch der Blütenbiologie. Leipzig |
| Amount of floral reward |
3 (present) |
| Flower color » |
| Flower colour |
white |
| Basic flower colour |
w (white) |
| Reference |
Schubert, R., Jäger, E.J., Werner, K. (Hrsg.) 1987: Exkursionsflora Band 3. Atlas der Gefäßpflanzen. 6. Aufl., Volk und Wissen, Berlin |
| Flower class after MUELLER » |
| Flower class after MUELLER |
H (hymenoptere flowers)
Typical pollinators: hymenopteres |
| Flower type after KUGLER » |
| Flower type after KUGLER |
6.1a (flag blossom, Fabaceae type, valvular mechanism) |
|
| Fruit type » |
| Fruit type |
Hü (legume) |
| Diaspore type » |
| Diaspore type |
FZb (fruit with appendage) |
| Germinule type » |
| 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 |
always [1] |
| Development of additional appendages |
always [1] |
| Heteromorphic type |
n (not heteromorphic) |
| Germinule type |
S (seed) |
| Information available |
True |
| Development of nutritious appendages |
|
| Development of flat appendages |
|
| Development of elongated appendages |
|
| Development of additional appendages |
|
| Weights » |
| Measured object |
Germinule |
| Type of germinule or diaspore |
S (seed) |
| Constraint |
False |
| Heteromorphic type |
n (not heteromorphic) |
| Weight (minimum) [mg] |
0.4 |
| Weight (mean) [mg] |
0.6 |
| Weight (maximum) [mg] |
0.9 |
| Sizes » |
| Measured object |
Germinule |
| Type of germinule or diaspore |
S (seed) |
| Constraint |
False |
| Heteromorphic type |
n (not heteromorphic) |
| Length (minimum) [mm] |
1.0 |
| Length (mean) [mm] |
1.2 |
| Length (maximum) [mm] |
1.5 |
| Width (minimum) [mm] |
0.8 |
| Width (mean) [mm] |
1.1 |
| Width (maximum) [mm] |
1.4 |
| Height (minimum) [mm] |
0.4 |
| Height (mean) [mm] |
0.7 |
| Height (maximum) [mm] |
1.0 |
| 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)
|
| Zohary, M., Heller, D. 1984: The genus Trifolium. The Israel Academy of Sciences and Humanities, Jerusalem (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)
|
| Anderberg, A.L. 1994: Atlas of seeds and small fruits of Northwest-European plant species with morphological descriptions. - Part 4 (Resedaceae - Umbelliferae). Swedish Museum of Natural History, Stockholm (Gattung)
|
| Bakker, J.P., Bakker, E.S., Rosén, E., Verweij, G.L., Bekker, R.M. 1996: Soil seed bank composition along a gradient from dry alvar grassland to Juniperus shrubland. Journal of Vegetation Science 7:165-176 (Gattung)
|
| Bakker, J.P., Bakker, E.S., Rosén, E., Verweij, G.L. 1997: The soil seed bank of undisturbed and disturbed dry limestone grassland on Öland (Sweden). Z. Ökologie Nat. sch. 6:9-18 (Gattung)
|
| Beijerink, W. 1947: Zadenatlas der Nederlandsche Flora. Biol. Stat. Wijster, Wageningen (Gattung)
|
| Brouwer, W., Stählin, A. 1955: Handbuch der Samenkunde. DLG-Verlag, Frankfurt/Main (Gattung)
|
| Cremer, J., Partzsch, M., Zimmermann, M., Schwär, C., Goltz, H. 1991: Acker- und Gartenwildkräuter: ein Bestimmungsbuch. . Deutscher Landwirtschaftsverlag, Berlin. (Gattung)
|
| Lhotska, M., Chrtkova, A. 1978: Karpologie a diasporologie ceskoslovensk'ych zastupc u celedi Fabaceae. Academia, Praha (Gattung)
|
| Luftensteiner, H.W. 1982: Untersuchungen zur Verbreitungssbiologie von Pflanzengemeinschaften an vier Standorten in Niederösterreich. Bibliotheca Botanica 135:1-68 (Gattung)
|
| McDonald, A.W., Bakker, J.P., Vegelin, K. 1996: Seed bank classification and ist importance for the restoration of species-rich flood-meadows. Journal of Vegetation Science 7:157-164 (Gattung)
|
| Urbanska, K.M., Schütz, M. 1986: Reproduction by seed in alpine plants and revegetation research above timberline. Botanica Helvetica 96:43-60 (Gattung)
|
| Heinisch, O. 1955: Samenatlas der wichtigsten Futterpflanzen und ihrer Unkräuter. Deutsche Akad. Landwirtsch.-Wiss., Berlin (Gattung)
|
|
| Grassland utilization indicator values » |
| Occurrence |
GE (little used grasslands) |
| Guild |
Lk (herbaceous legume) |
| Mowing tolerance |
7 (well tolerant to mowing) |
| Grazing tolerance |
4 (between 3 and 5 (sensitive to moderately tolerant to grazing)) |
| Trampling tolerance |
4 (between 3 and 5 (sensitive to moderately tolerant to trampling)) |
| Foraging value |
8 (between 7 and 9 (high to best forage value)) |
| Foraging value for deer |
|
|
| Habitat » |
| Habitat |
L4.1 (null)
Alliance: ???
|
| Occurrence questionable |
False |
| Occurence restricted |
False |
| Annotation |
|
| Habitat |
L4.2 (null)
Alliance: ???
|
| Occurrence questionable |
False |
| Occurence restricted |
False |
| Annotation |
|
| Habitat |
L4.3 (null)
Alliance: ???
|
| Occurrence questionable |
False |
| Occurence restricted |
False |
| Annotation |
|
| Habitat |
L4.4 (null)
Alliance: ???
|
| Occurrence questionable |
False |
| Occurence restricted |
False |
| Annotation |
|
| Habitat |
T10.3.3.1 (null)
Alliance: ???
|
| Occurrence questionable |
False |
| Occurence restricted |
False |
| Annotation |
|
| Habitat |
T7.1.2 (null)
Alliance: Arrhenatherion
|
| Occurrence questionable |
False |
| Occurence restricted |
False |
| Annotation |
|
| Habitat |
T7.3.5 (null)
Alliance: Calthion p.p.
|
| Occurrence questionable |
False |
| Occurence restricted |
False |
| Annotation |
|
| Habitat |
T7.4.1 (null)
Alliance: Lolio-Potentillion
|
| 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
|
|
|
|
Display of complete information for the selected species. Only traits available for the selected species are displayed.
|
