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Ecological parameter: aquaticity

Parameter group: habitat related parameters

Explanation:
The Aquaticity-score is a measure to which degree a species depends on an aquatic environment. Eight classes are defined. 1 stands for plants which are exclusively aquatic. Higher values describe plants less dependent on water. The category 8 describes species of brackish/salty marsh waters.

Chauvin, C. (2007): In: Birk, S., Willby, N., Chauvin, C., Coops, H.C., Denys, L., Galoux, D., Kolada, A., Pall, K., Pardo, I., Pot, R. & Stelzer, D. (2007): Report on the Central Baltic River GIG Macrophyte Intercalibration Exercise, 82 pp. https://www.uni-due.de/imperia/md/content/aquatische_oekologie/e_cbrivgig_macrophytes_final_report_june-07-v2.pdf


Classification system: score
A description of the coding system can be found here  Abbreviations/Coding Systems

Abbreviations:
Category name:Abbreviations:Explanation:
11exclusively aquatic species
22aquatic species, amphibious, developing terrestrial forms
33supraaquatic moss
44amphiphyte or helophyte, erect shoot, submerged basis
55hygrophileous species, at least at the basis temporarily submerged
66herbaceous riparian-, forest- grassland- or ruderal-plant, can be found occassionally (during flood events) growing in the water
77ligneous riparian species, tolerant to temporary flooding
88species living in brackish water
Assigned taxa for each higher systematic unit:
TaxagroupNumber of assigned taxa / total number of taxa - percentage
Bryopsida134 / 213 - 62.9%
Charophyceae27 / 52 - 51.9%
Liliopsida276 / 361 - 76.4%
Lycopsida6 / 12 - 50%
Magnoliopsida17 / 20 - 85%
Marchantiopsida48 / 62 - 77.4%
Polypodiopsida15 / 19 - 78.9%
Rosopsida289 / 399 - 72.4%
Sphenopsida8 / 9 - 88.8%