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Overview of all traits of a species
species information (Systematics, BiolFlor-Names, Status)
BiolFlor-Name family german name(s)
Potamogeton berchtoldii Fieber Potamogetonaceae » Berchtolds Zwerg-Laichkraut
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)
Potamogeton berchtoldii Fieber accepted
Potamogeton pusillus , auct., non L. 1753 Synonym
Potamogeton pusillus var. tenuissimus Mert. & W. D. J. Koch Synonym
Potamogeton berchtoldii var. acuminatus Fieber Synonym
Potamogeton berchtoldii var. mucronatus Fieber Synonym
Potamogeton tenuissimus Rchb. Synonym
Potamogeton grisebachii Heuff. Synonym
Potamogeton pusillus var. berchtoldii Asch & Graebn. Synonym
Potamogeton fieberi Rouy Synonym
<Potamogeton pusillus agg. accepted
 
group of traits: Status »
Floristic status »
Floristic status I (indigenous)
Evolutionary origin »
Evolutionary origin n (naturally)
Region of origin »
Region of origin 0 (not specified)
Endemism »
Endemism 0 (not specified)
Reference unbekannt
 
group of traits: Chromosome number »
Chromosome number »
Basic chromosome number 13
Chromosome number 2n 26
Chromosome number (Germany) False
Most common chromosome race False
Ploidy level 2 (diploid)
Ploidy type R (palaeopolyploid; polyploid basic number)
Reference Oberdorfer, E. 1983: Pflanzensoziologische Exkursionsflora. Ulmer, Stuttgart
 
group of traits: Phylogeny »
Phylogeny code »
Phylogeny code BBBBBABBABBABBBBBBBAA
 
group of traits: Morphology »
Life form »
Life form A (Hydrophyte)
Qualifier always [1]
Life span »
Life span p (pluriennial-pollakanthic)
Qualifier always [1]
Vegetative propagation »
Vegetative propagation a (Runner)
Qualifier always [1]
Vegetative propagation t (Turio)
Qualifier always [1]
Storage organs »
Storage organs a (Runner)
Qualifier always [1]
Storage organs t (Turio)
Qualifier always [1]
Shoot metamorphoses »
Shoot metamorphoses a (Runner)
Qualifier always [1]
Shoot metamorphoses t (Turio)
Qualifier always [1]
Rosettes »
Rosettes r (Erosulate plant)
Qualifier always [1]
special references:
Combroux, I., Bornette, G., Willby, N.J., Amoros, C. 2001: Regenerative strategies of aquatic plants in disturbed habitats: the role of the propagule bank. Archiv fur Hydrobiologie 152:215-235
Bartley, M.R., Spence, D.H.N. 1987: Dormancy and propagation in heleophytes and hydrophytes. Arch. Hydrobiol. Ergebn. Limnol. 27:139-155
 
group of traits: Leaf traits »
Leaf persistence »
Leaf persistence s (summer green)
Leaf anatomy »
Leaf anatomy a (hydromorphic)
Leaf form »
Leaf form gras (grass-like)
 
group of traits: Flowering phenology »
Flowering phenology »
Begin of flowering (months) 6
End of flowering (months) 9
Duration of flowering (months) 4
Number of flowering phases 0
Symphenological Groups »
Phenological group 0 (not available)
Phenological season: not available
Reference Dierschke, H 1995: Phänologische und symphänologische Artengruppen von Blütenpflanzen in Mitteleuropa. Tuexenia 15: 523-560
 
group of traits: Floral and reproductive biology »
Type of reproduction »
Type of reproduction sv (by seed and vegetatively)
Reference Hettiarachchi, P., Triest, L. 1991: Isozyme polymorphism in the genus Potamogeton (Potamogetonaceae). In: Triest, L. (Hrsg.) Isozymes in Water Plants, 4, S. 87-114, National Botanic Garden of Belgium, Meise
Type of seed production »
Type of seed production s (amphimictic, sexual)
Reference Anmerkung 2002: Sexuelle Samenproduktion, da keine Apomikten in Gattung bekannt
Dicliny »
Dicliny so (hermaphroditic)
Abundance always [1]
Reference Knuth, P. 1898: Handbuch der Blütenbiologie. Leipzig
Dichogamy »
Dichogamy g2 (protogynous)
Reference Proctor, M.C.F., Yeo, P., Lack, A. 1996: The natural history of pollination. HarperCollins Publishers, London
Self-sterility and self-incompatibility »
Self-sterility and self-incompatibility SC (self-compatibel)
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 genus [G]
Pollen vector »
Pollen vector wi (wind)
Pollen vector group: ab (abiotische Bestäubung)
Abundance the rule [2]
Reference Frank, D., Klotz, S. 1990: Biologisch-ökologische Daten zur Flora der DDR. Wissenschaftliche Beiträge Martin-Luther Univ. Halle-Wittenberg Vol. 32 (P41)
Systematic reference genus [G]
Pollen vector wa (water)
Pollen vector group: ab (abiotische Bestäubung)
Abundance possible [5]
Reference Frank, D., Klotz, S. 1990: Biologisch-ökologische Daten zur Flora der DDR. Wissenschaftliche Beiträge Martin-Luther Univ. Halle-Wittenberg Vol. 32 (P41)
Systematic reference genus [G]
Breeding system »
Breeding system XF (facultative allogamous)
Reference Anmerkung 2002: vgl. Klassifizierungsschema Abb.
Flower class after MUELLER »
Flower class after MUELLER W (wind flowers)
Typical pollinators: -
Flower type after KUGLER »
Flower type after KUGLER 0 (not applicable)
 
group of traits: Seed traits »
Fruit type »
Fruit type SaStF (aggregate drupelets)
Diaspore type »
Diaspore type Fch (fruitlet)
Germinule type »
Heteromorphic type n (not heteromorphic)
Germinule type FchT (part of fruitlet)
Information available True
Development of nutritious appendages  
Development of flat appendages  
Development of elongated appendages sometimes [2]
Development of additional appendages  
Sizes »
Measured object Germinule
Type of germinule or diaspore FT (part of fruit)
Constraint True
Heteromorphic type n (not heteromorphic)
Length (minimum) [mm] 1.2
Length (mean) [mm] 1.6
Length (maximum) [mm] 2.2
Width (minimum) [mm] 0.8
Width (mean) [mm] 1.2
Width (maximum) [mm] 1.6
Height (minimum) [mm]  
Height (mean) [mm]  
Height (maximum) [mm]  
Measured object Diaspore
Type of germinule or diaspore FchT (part of fruitlet)
Constraint False
Heteromorphic type n (not heteromorphic)
Length (minimum) [mm] 2.0
Length (mean) [mm] 2.2
Length (maximum) [mm] 2.5
Width (minimum) [mm]  
Width (mean) [mm] 1.5
Width (maximum) [mm]  
Height (minimum) [mm]  
Height (mean) [mm]  
Height (maximum) [mm]  
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)
Grime, J.P., Hodgson, J.G., Hunt, R. 1988: Comparative Plant Ecology. Unwin Hyman, London (Gattung)
Aalto, M. 1970: Potamogetonaceae fruits. I. Recent and subfossil endocarps of the Fennoscandian species. Acta Botanica Fennica 88:1-85 (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)
Cappers 1993: The identification of Potamogetonaceae fruits found in The Netherlands. Acta Botanica Neerlandica 42:447-460 (Gattung)
 
group of traits: Ecological strategy »
Strategy type »
Strategy type  
 
group of traits: Range »
Floristic zone and altitudinal level »
Floristic zone m (meridional)
Altitudinal level  
Status natural range
Floristic zone e (submeridional)
Altitudinal level  
Status natural range
Floristic zone p (southern temperate)
Altitudinal level  
Status natural range
Floristic zone n (northern temperate)
Altitudinal level  
Status natural range
Floristic zone b (boreal)
Altitudinal level  
Status natural range
Number of inhabited floristic zones »
Number of inhabited floristic zones 4
Oceanity »
Oceanity os (weak oceanic)
Amplitude of Oceanity: 4
Minimum level of oceantity: continental climate
Maximum level of oceantity: extreme oceanic climate
Status natural range
Floristic region »
Floristic region c (circumpolar)
Continent of floristic region: c (circumpolar)
Status natural range
 
group of traits: Hemeroby »
Number of hemerobic levels »
Number of hemerobic levels 0
 
group of traits: Urbanity »
Urbanity »
Urbanity  
 
group of traits: Habitats »
Habitat »
Habitat L3.1.4 (null)
Alliance: ???
Occurrence questionable False
Occurence restricted False
Annotation  
Habitat L3.2 (null)
Alliance: ???
Occurrence questionable False
Occurence restricted False
Annotation  
Habitat L3.2.4 (null)
Alliance: ???
Occurrence questionable False
Occurence restricted False
Annotation  
Habitat L3.3.4 (null)
Alliance: ???
Occurrence questionable False
Occurence restricted False
Annotation  
Habitat L3.4.4 (null)
Alliance: ???
Occurrence questionable False
Occurence restricted False
Annotation  
Habitat L3.5.4 (null)
Alliance: ???
Occurrence questionable False
Occurence restricted False
Annotation  
Habitat L3.6.4 (null)
Alliance: ???
Occurrence questionable False
Occurence restricted False
Annotation  
Habitat L3.7.4 (null)
Alliance: ???
Occurrence questionable False
Occurence restricted False
Annotation  
Habitat L3.8.4 (null)
Alliance: ???
Occurrence questionable False
Occurence restricted False
Annotation  
Habitat L3.9.4 (null)
Alliance: Potamogetonetea
Occurrence questionable False
Occurence restricted False
Annotation  
Habitat L4.2.2 (null)
Alliance: ???
Occurrence questionable False
Occurence restricted False
Annotation  
 
group of traits: Sociology »
Class »
English circumscription 01.2 (Communities of aquatic plants rooting in the bed)
Class: Potamogetonetea pectinati
 
  
groups of traits for this species
Status »
Chromosome number »
Phylogeny »
Morphology »
Leaf traits »
Flowering phenology »
Floral and reproductive biology »
Seed traits »
Ecological strategy »
Range »
Hemeroby »
Urbanity »
Habitats »
Sociology »


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