Species |
Bidens cernua L.;
|
Taxonomy |
Asteraceae Dumort.;
Bidens L.
|
Species distribution by Meusel et al. (1965) |
Circumpolar; Boreal-Meridional
|
Life form by Raunkiaer |
summer-green; helomorphe, mesomorphe
|
Relation to Central Russian Flora |
original |
Ecological-coenotic group and subgroup |
Water-Swamp
|
Life strategy by Grime (1979) |
|
Species indicator values |
by Ellenberg et al. (1991) |
Temperature = 0
Continentality = 5
Soil Moisture = 9
Soil Reaction = 0
Soil Nutrients = 9
Light value = 8
|
by Landolt (1977) |
Temperature = 4
Continentality = 3
Soil Moisture = 5
Soil Reaction = 3
Soil Nutrients = 5
Humus value = 4
Aeration value = 4
Light value = 4
|
by Tsyganov (1983) |
Temperature: 5-13 Continentality = 3-15 Ombroclimate = Crioclimate = 4-12 Soil Moisture = 15-19 Soil Reaction = 1-13 Soil Nutrients = 7-11 Mineral salt value = 3-13 Light value = 1-3 |