species information (Systematics, BiolFlor-Names, Status) |
BiolFlor-Name |
family |
german name(s) |
Carex acuta L. |
Cyperaceae » |
Schlank-Segge
|
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) |
Carex acuta L. |
accepted |
Carex gracilis Curtis |
Synonym |
Carex acuta subsp. tricostata (Fr.) Rouy |
Synonym |
Carex strictifolia Opiz |
Synonym |
Carex gracilis var. strictifolia (Opiz) Asch. |
Synonym |
Carex gracilis subsp. gracilis |
Synonym |
Carex acuta subsp. acuta |
Synonym |
Carex gracilis subsp. erecta Kük. |
Synonym |
Carex acuta subsp. intermedia Celak. |
Synonym |
Carex gracilis subsp. tricostata (Fr.) Hegi |
Synonym |
Carex gracilis var. tricostata (Fr.) Asch. |
Synonym |
Carex tricostata Fr. |
Synonym |
Carex corynophora Peterm. |
Synonym |
<Carex acuta agg. |
accepted |
|
Chromosome number » |
Basic chromosome number |
5 |
Chromosome number 2n |
84 |
Chromosome number (Germany) |
True |
Most common chromosome race |
False |
Ploidy level |
|
Ploidy type |
|
Reference |
Oberdorfer, E. 1983: Pflanzensoziologische Exkursionsflora. Ulmer, Stuttgart |
Basic chromosome number |
5 |
Chromosome number 2n |
74 |
Chromosome number (Germany) |
True |
Most common chromosome race |
False |
Ploidy level |
|
Ploidy type |
|
Reference |
Oberdorfer, E. 1983: Pflanzensoziologische Exkursionsflora. Ulmer, Stuttgart |
|
Life form » |
Life form |
G (Geophyte) |
Qualifier |
always [1] |
Life span » |
Life span |
p (pluriennial-pollakanthic) |
Qualifier |
always [1] |
Vegetative propagation » |
Vegetative propagation |
a (Runner) |
Qualifier |
always [1] |
Vegetative propagation |
rh (Rhizome) |
Qualifier |
always [1] |
Storage organs » |
Storage organs |
a (Runner) |
Qualifier |
always [1] |
Storage organs |
rh (Rhizome) |
Qualifier |
always [1] |
Shoot metamorphoses » |
Shoot metamorphoses |
a (Runner) |
Qualifier |
always [1] |
Shoot metamorphoses |
rh (Rhizome) |
Qualifier |
always [1] |
Rosettes » |
Rosettes |
h (Hemirosette plant) |
Qualifier |
always [1] |
special references:
|
Golubev, V.N. 1957: Materialy k ekologo-morfologiceskoj i geneticeskoj charakteristikje zhizjennych form travjanistych rastenij. Botaniceskij Zhurnal 42:1055-1072
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Soukupova, L. 1988: Short life cycles in two wetland sedges. Aquatic Botany 30:49-62
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Ebel, F., Mühlberg, H. 1987: Vergleichend-ökomorphologische Untersuchungen an Pflanzen-Taxa eines Trocken- und Feuchtbiotops. Hercynia N. F. 24:408-424
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Eisele, W., Zähringer, E. 1998: Vorläufiger Schlüssel zur Bestimmung der Seggen (Carex spec.) Baden-Württembergs nach vegetativen Merkmalen. Flor. Rundbr. Beih. 5:1-26
|
|
Flowering phenology » |
Begin of flowering (months) |
5 |
End of flowering (months) |
6 |
Duration of flowering (months) |
2 |
Number of flowering phases |
0 |
Symphenological Groups » |
Phenological group |
4 (Fagus-Lamiastrum-Phase) Phenological season: start of mid spring |
Reference |
Dierschke, H 1995: Phänologische und symphänologische Artengruppen von Blütenpflanzen in Mitteleuropa. Tuexenia 15: 523-560 |
|
Type of reproduction » |
Type of reproduction |
sv (by seed and vegetatively) |
Reference |
Krumbiegel, A. 2002: Morphologie der vegetativen Organe (außer Blätter). In: Klotz, S., Kühn, I., Durka, W. (Hrsg.) BiolFlor - Biologisch-ökologische Daten zur Flora Deutschlands, S. 1-2, Bonn |
Type of seed production » |
Type of seed production |
s (amphimictic, sexual) |
Reference |
Knuth, P. 1898: Handbuch der Blütenbiologie. Leipzig |
Dicliny » |
Dicliny |
mo (monoecious) |
Abundance |
always [1] |
Reference |
Knuth, P. 1898: Handbuch der Blütenbiologie. Leipzig |
Dichogamy » |
Dichogamy |
g2 (protogynous) |
Reference |
Knuth, P. 1898: Handbuch der Blütenbiologie. Leipzig |
Self-sterility and self-incompatibility » |
Self-sterility and self-incompatibility |
SI (self-incompatibel) |
Reference |
Faulkner, J.S. 1973: Experimental hybridization of North-West European species of Carex section Acutae (Cyperaceae). Botanical Journal of the Linnean Society 67:233-253 |
Systematic reference |
species [S] |
SI mechanism » |
SI mechanism |
U (unknown mechanism) |
Reference |
unbekannt |
Pollen vector » |
Pollen vector |
wi (wind) Pollen vector group: ab (abiotische Bestäubung) |
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: vgl. Klassifizierungsschema Abb. |
Floral rewards » |
Floral rewards |
1 (nectar) |
Reference |
Knuth, P. 1898: Handbuch der Blütenbiologie. Leipzig |
Amount of floral reward |
1 (none) |
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 |
|
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] |
0.2 |
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] |
0.5 |
Weight (mean) [mg] |
0.5 |
Weight (maximum) [mg] |
0.6 |
Measured object |
Diaspore |
Type of germinule or diaspore |
FZb (fruit with appendage) |
Constraint |
False |
Heteromorphic type |
n (not heteromorphic) |
Weight (minimum) [mg] |
0.5 |
Weight (mean) [mg] |
0.5 |
Weight (maximum) [mg] |
0.6 |
Sizes » |
Measured object |
Germinule |
Type of germinule or diaspore |
F (fruit) |
Constraint |
False |
Heteromorphic type |
n (not heteromorphic) |
Length (minimum) [mm] |
1.5 |
Length (mean) [mm] |
1.8 |
Length (maximum) [mm] |
2.0 |
Width (minimum) [mm] |
1.1 |
Width (mean) [mm] |
1.3 |
Width (maximum) [mm] |
1.6 |
Height (minimum) [mm] |
0.5 |
Height (mean) [mm] |
0.6 |
Height (maximum) [mm] |
0.6 |
Measured object |
Germinule |
Type of germinule or diaspore |
FZb (fruit with appendage) |
Constraint |
False |
Heteromorphic type |
n (not heteromorphic) |
Length (minimum) [mm] |
2.0 |
Length (mean) [mm] |
2.9 |
Length (maximum) [mm] |
3.2 |
Width (minimum) [mm] |
1.4 |
Width (mean) [mm] |
1.6 |
Width (maximum) [mm] |
2.0 |
Height (minimum) [mm] |
0.5 |
Height (mean) [mm] |
0.7 |
Height (maximum) [mm] |
0.9 |
Measured object |
Diaspore |
Type of germinule or diaspore |
FZb (fruit with appendage) |
Constraint |
False |
Heteromorphic type |
n (not heteromorphic) |
Length (minimum) [mm] |
2.0 |
Length (mean) [mm] |
2.9 |
Length (maximum) [mm] |
3.2 |
Width (minimum) [mm] |
1.4 |
Width (mean) [mm] |
1.6 |
Width (maximum) [mm] |
2.0 |
Height (minimum) [mm] |
0.5 |
Height (mean) [mm] |
0.7 |
Height (maximum) [mm] |
0.9 |
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)
|
Taylor, F.J. 1956: Biological Flora of the British Isles: Carex flacca. Journal of Ecology 44:281-290 (Gattung)
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Grime, J.P., Hodgson, J.G., Hunt, R. 1988: Comparative Plant Ecology. Unwin Hyman, London (Gattung)
|
Briemle, G. 1996: Farbatlas Kräuter und Gräser. Ulmer, Stuttgart (Gattung)
|
Noble, J.C. 1982: Biological Flora of the British Isles: Carex arenia L. (Carex witheringii S. F. Gray; Vignea arenaria (L.) Reichenb. in Mössler). Journal of Ecology 70:867-886 (Gattung)
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David, R.W., Kelcey, J.G. 1985: Biological Flora of the British Isles: Carex muricata L. aggregate. Journal of Ecology 73:1021-1039 (Gattung)
|
Brooker, R.W., Carlsson, B.A., Callaghan, T.V. 2001: Biological Flora of the British Isles: Carex bigelowii Torrey ex Schweinitz (C. rigida Good., non Schrank; C. hyperborea Drejer). Journal of Ecology 89:1072-1095 (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)
|
Berggren, G. 1969: Atlas of seeds and small fruits of Northwest-European plant species with morphological descriptions. - Part 2 (Cyperaceae). Swedish Natural Science Research Council, Stockholm (Gattung)
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Böttner, I., Frey, W., Hensen, I. 1997: Carex humilis-Gesellschaft im unteren Unstruttal (mitteldeutsches Trockengebiet) - Lebensstrategien einer xerothermen Vegetationseinheit. Feddes Repertorium 108:7; 583-8; 602 (Gattung)
|
Bresinsky, A. 1963: Bau, Entwicklungsgeschichte und Inhaltsstoffe der Elaiosomen. Studien zur myrmekochoren Verbreitung von Samen und Früchten. Bibliotheca Botanica Vol. 126. (Gattung)
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Brouwer, W., Stählin, A. 1955: Handbuch der Samenkunde. DLG-Verlag, Frankfurt/Main (Gattung)
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Gaggermeier, H. 1986: Carex michelii Host, eine für die Bundesrepublik Deutschland neue kontinentale Segge. Berichte der Bayerischen Botanischen Gesellscahft 57:5-15 (Gattung)
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Häfliger, T.J., Wolf, M. 1988: Dicot Weeds. Documenta CIBA-GEIGY Ltd., Basel (Gattung)
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Luftensteiner, H.W. 1982: Untersuchungen zur Verbreitungssbiologie von Pflanzengemeinschaften an vier Standorten in Niederösterreich. Bibliotheca Botanica 135:1-68 (Gattung)
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Nilsson, Ö., Hjelmqvist, H. 1967: Studies on the nutlet structure of south scandinavian species of Carex. Botaniska Notiser 120:460-485 (Gattung)
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Strykstra, R.J. 1997: Seed dispersal in a Dutch grassland reserve. . Univesity of Ulster, Coleraine. (Gattung)
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Duty, J. 1960: Floristische Beiträge zur geobotanischen Geländearbeit in Mitteldeutschland (V). Die Carex flava-Gruppe. Wissenschaftliche Zeitschrift MLU Halle-Wittenberg IX:422 (Gattung)
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|
Grassland utilization indicator values » |
Occurrence |
GE (little used grasslands) |
Guild |
GS (sedge) |
Mowing tolerance |
5 (moderately tolerant to mowing) |
Grazing tolerance |
3 (sensitive to grazing) |
Trampling tolerance |
3 (sensitive to trampling) |
Foraging value |
2 (no or little forage value) |
Foraging value for deer |
8 (between 7 and 9 (high to best forage value)) |
|
Habitat » |
Habitat |
L5.2.3 (null) Alliance: Alno-Ulmion p.p.
|
Occurrence questionable |
False |
Occurence restricted |
False |
Annotation |
|
Habitat |
L5.2.5.8 (null) Alliance: ???
|
Occurrence questionable |
False |
Occurence restricted |
False |
Annotation |
|
Habitat |
S2.1 (null) Alliance: Magnocaricion
|
Occurrence questionable |
False |
Occurence restricted |
False |
Annotation |
|
|
Class » |
English circumscription |
01.6 (Communities of reeds and tall sedges) Class: Phragmito-Magnocaricetea
|
English circumscription |
05.4 (Commercially used grasslands) Class: Molinio-Arrhenatheretea
|
English circumscription |
10.2 (Mesophilous, summer-green deciduous forests) Class: Carpino-Fagetea
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