| Batrachium circinatum (Sibthorp) Reichenb. (synonym) |
|
| Batrachium circinatum ssp. subrigidum (W. Drew) A.& D. Löve (synonym) |
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| Batrachium longirostre (Godr.) F.W. Schultz (synonym) |
|
| Ranunculus amphibius James (synonym) |
|
| Ranunculus aquatilis var. diffusus Withering p.p. (synonym) |
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| Ranunculus aquatilis var. longirostris (Godr.) Lawson (synonym) |
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| Ranunculus aquatilis var. subrigidus (W. Drew) Breitung (synonym) |
|
| Ranunculus circinatus auct. non Sibthorp (synonym) |
|
| Ranunculus circinatus var. subrigidus (W. Drew) L. Benson (synonym) |
|
| Ranunculus subrigidus W. Drew (synonym) |
|
| Ranunculus usneoides Greene (synonym) |
|
