species information (Systematics, BiolFlor-Names, Status) |
BiolFlor-Name |
family |
german name(s) |
Helianthus tuberosus L. s. l. |
Asteraceae » |
Erdbirne
Topinambur
|
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 »
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Synonymy (taxonomy after Wisskirchen & Haeupler, 1998) |
Helianthus tuberosus L. |
accepted |
Helianthus tuberosus agg. |
Synonym |
Helianthus doronicoides , auct. |
Synonym |
Helianthus strumosus , auct. |
Synonym |
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DNA content » |
DNA content (pg/2C) |
25.1 |
Chromosome number |
102 |
Quality |
chromosome number known and occurring in Germany [b] |
Authorised in BENNET & LEITCH 2001 |
True |
Reference |
Bennett, M.D., Smith, J.S. 1976: Nuclear DNA amounts in angiosperms. Philosophical Transactions of the Royal Society London B 274:227-274 |
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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 |
ak (Runner with tuberous tip) |
Qualifier |
always [1] |
Storage organs » |
Storage organs |
a (Runner) |
Qualifier |
always [1] |
Storage organs |
ak (Runner with tuberous tip) |
Qualifier |
always [1] |
Shoot metamorphoses » |
Shoot metamorphoses |
a (Runner) |
Qualifier |
always [1] |
Shoot metamorphoses |
ak (Runner with tuberous tip) |
Qualifier |
always [1] |
Rosettes » |
Rosettes |
r (Erosulate plant) |
Qualifier |
always [1] |
special references:
|
Swanton, C.J., Cavers, P.B., Clements, D.R., Moore, M.J. 1992: The biology of Canadian weeds. 101. Helianthus turberosus L.. Canadian Journal of Plant Science 72:1367-1382
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Lukasiewicz, A. 1962: Morfologizno-rozwojowe typy bylin (Morphologic development types of perennials). The Poznan Soc. of Friends of Science. Dept. math. -nat. Sci. Publ. Ser. Biol. (Posen) 27:1-398
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Raunkiaer, C. 1934: The life forms of plants and statistical plant geography. Oxford
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Bell, A.D. 1994: Illustrierte Morphologie der Blütenpflanzen. Ulmer, Stuttgart
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Flowering phenology » |
Begin of flowering (months) |
10 |
End of flowering (months) |
12 |
Duration of flowering (months) |
3 |
Number of flowering phases |
0 |
Symphenological Groups » |
Phenological group |
8 (Clematis vitalba-Galium sylvaticum-Phase) Phenological season: midsummer |
Reference |
Dierschke, H 1995: Phänologische und symphänologische Artengruppen von Blütenpflanzen in Mitteleuropa. Tuexenia 15: 523-560 |
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Type of reproduction » |
Type of reproduction |
vvs (mostly vegetatively, rarely by seed) |
Reference |
Swanton, C.J., Cavers, P.B., Clements, D.R., Moore, M.J. 1992: The biology of Canadian weeds. 101. Helianthus turberosus L.. Canadian Journal of Plant Science 72:1367-1382 |
Type of seed production » |
Type of seed production |
s (amphimictic, sexual) |
Reference |
Swanton, C.J., Cavers, P.B., Clements, D.R., Moore, M.J. 1992: The biology of Canadian weeds. 101. Helianthus turberosus L.. Canadian Journal of Plant Science 72:1367-1382 |
Dicliny » |
Dicliny |
so (hermaphroditic) |
Abundance |
always [1] |
Reference |
Knuth, P. 1898: Handbuch der Blütenbiologie. Leipzig |
Dichogamy » |
Dichogamy |
a2 (protandrous) |
Reference |
Knuth, P. 1898: Handbuch der Blütenbiologie. Leipzig |
Self-sterility and self-incompatibility » |
Self-sterility and self-incompatibility |
SI (self-incompatibel) |
Reference |
East, E.M. 1940: The distribution of self-sterility in the flowering plants. Proceedings of the American Philosophical Society 82:449-518 |
Systematic reference |
species [S] |
SI mechanism » |
SI mechanism |
SSI (sporophytic self-incompatibility) |
Reference |
de Nettancourt, D. 1977: Incompatibility in angiosperms. Springer, Berlin |
Pollen vector » |
Pollen vector |
in (insects) Pollen vector group: zo (Tierbestäubung) |
Abundance |
always [1] |
Reference |
Swanton, C.J., Cavers, P.B., Clements, D.R., Moore, M.J. 1992: The biology of Canadian weeds. 101. Helianthus turberosus L.. Canadian Journal of Plant Science 72:1367-1382 |
Systematic reference |
species [S] |
Breeding system » |
Breeding system |
X (allogamous) |
Reference |
Fryxell, P.M. 1957: Modes of reproduction of higher plants. The Botanical Review 23:135-233 |
Flower color » |
Flower colour |
yellow |
Basic flower colour |
g (yellow) |
Reference |
Schubert, R., Jäger, E.J., Werner, K. (Hrsg.) 1987: Exkursionsflora Band 3. Atlas der Gefäßpflanzen. 6. Aufl., Volk und Wissen, Berlin |
UV reflection of the flower » |
UV reflection in the periphery of the flower |
5 (40-66 %) |
UV reflection in the centre of the flower |
2 (8-15 %) |
UV reflection pattern |
1 (UV reflectance pattern present) |
Flower class after MUELLER » |
Flower class after MUELLER |
B` (flower associations with totally hidden nectar) Typical pollinators: bees, bumble bees, wasps, bombylides, syrphids |
Flower type after KUGLER » |
Flower type after KUGLER |
7.2c (flower heads, Asteraceae, ray and disk flowers) |
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Fruit type » |
Fruit type |
v (vegetative) |
Diaspore type » |
Diaspore type |
v (vegetative) |
Germinule type » |
Heteromorphic type |
n (not heteromorphic) |
Germinule type |
v (vegetative) |
Information available |
False |
Development of nutritious appendages |
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Development of flat appendages |
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Development of elongated appendages |
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Development of additional appendages |
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special references:
|
Brouwer, W., Stählin, A. 1955: Handbuch der Samenkunde. DLG-Verlag, Frankfurt/Main (Gattung)
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Hanf, M. 1984: Ackerunkräuter Europas mit ihren Keimlingen und Samen. . BLV Verlagsgesellschaft, München, Wien, Zürich. (Gattung)
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Grassland utilization indicator values » |
Occurrence |
N (fallow lands) |
Guild |
K (forb) |
Mowing tolerance |
4 (between 3 and 5 (sensitive to moderately tolerant to mowing)) |
Grazing tolerance |
3 (sensitive to grazing) |
Trampling tolerance |
2 (between 1 and 3 (intolerant to sensitive to trampling)) |
Foraging value |
2 (no or little forage value) |
Foraging value for deer |
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Floristic zone and altitudinal level » |
Floristic zone |
e (submeridional) |
Altitudinal level |
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Status |
natural range |
Floristic zone |
p (southern temperate) |
Altitudinal level |
|
Status |
anthropogenic range |
Floristic zone |
n (northern temperate) |
Altitudinal level |
|
Status |
anthropogenic range |
Number of inhabited floristic zones » |
Number of inhabited floristic zones |
2 |
Oceanity » |
Oceanity |
sos (weak suboceanic) Amplitude of Oceanity: 4 Minimum level of oceantity: extreme central continental climate Maximum level of oceantity: extreme oceanic climate |
Status |
anthropogenic range |
Oceanity |
so (suboceanic) Amplitude of Oceanity: 3 Minimum level of oceantity: continental climate Maximum level of oceantity: extreme oceanic climate |
Status |
natural range |
Floristic region » |
Floristic region |
a (Asia) Continent of floristic region: a (Asien) |
Status |
anthropogenic range |
Floristic region |
e (Europe) Continent of floristic region: e (Europa) |
Status |
anthropogenic range |
Floristic region |
om (Eastern America) Continent of floristic region: m (Amerika) |
Status |
natural range |
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Habitat » |
Habitat |
L4.1 (null) Alliance: ???
|
Occurrence questionable |
False |
Occurence restricted |
True |
Annotation |
nur Ufer |
Habitat |
L5.2.5 (null) Alliance: Convolvulion sepium
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Occurrence questionable |
False |
Occurence restricted |
False |
Annotation |
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Class » |
English circumscription |
06.5 (Eusiberian ruderal mugwort and thistles communities, and couch-grasslands) Class: Artemisietea vulgaris
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English circumscription |
07.5 (Nitrophilous tall herb communities) Class: Galio-Urticetea dioicae
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