| Noms locaux de plantes |
| Hydrostachys distichophylla | |
4 voniandria |
| Hydrostachys goudotiana | |
5 mandriandrano,
6 tsilaindriana,
7 tsilavondria |
| Hydrostachys imbricata | |
8 rondra,
9 sangasanga,
10 sangasanganakoholahy,
11 tsigezigezy,
12 tsotoroka |
| Hydrostachys maxima | |
13 tsilavondria |
| Hydrostachys multifida | |
14 tsilaindriana,
15 tsilanidriana,
16 tsilavondria |
| Hydrostachys plumosa | |
17 rondra |
| Hydrostachys stolonifera | |
18 tsilaindriana |
| Hydrostachys verruculosa | |
19 tsilaindriana,
20 tsilavonandriana,
21 tsilavondria |
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