| Species | Catabrosa aquatica (Whorl-grass) |
| Tribe | Poeae (a tribe of grasses) |
| Subfamily | POOIDEAE (a subfamily of grasses) |
| Family | POACEAE (grasses, couch) |
| Order | POALES (grasses, sedges & rushes) |
| Class | MAGNOLIOPSIDA (flowering plants) |
| Phylum | TRACHEOPHYTA (vascular plants) |
| Kingdom | PLANTAE (plants) |
| Domain | Eukaryota (eukaryotes) |
| Life | BIOTA (living things) |
| Author | Year | Title | Source | |
|---|---|---|---|---|
 ( ) |
Lansdown R.V. & Pankhurst T.J. | Field Guide to the Identification of Difficult Aquatic Plants of the New Forest | ||
| Poland, J. | 2005 | Catabrosa corrected | BSBI News No. 99: 41-43. |
Catabrosa aquatica (Whorl-grass) may also be included in identification literature listed under the following higher taxa:
 NBN (data.nbn.org.uk)
has a distribution map for Catabrosa aquatica (Whorl-grass)
|
 BioInfo (www.bioinfo.org.uk)
has 1 host/parasite/foodplant and/or other relationships for Catabrosa aquatica (Whorl-grass)
|
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