Hydrostachys angustisecta Engl. species accepted

Hydrostachys decaryi H. Perrier species accepted

Hydrostachys distichophylla A. Juss. species accepted

Hydrostachys fimbriata C. Cusset species accepted

Hydrostachys imbricata A. Juss. species accepted

Hydrostachys insignis Mildbr. & Reimann species accepted

Hydrostachys longifida H. Perrier species accepted

Hydrostachys lufirensis C. Cusset species accepted

Hydrostachys lukungensis (Hauman) C. Cusset species accepted

Hydrostachys maximus H. Perrier species accepted

Hydrostachys monoicus H. Perrier species accepted

Hydrostachys multifida A. Juss. species accepted

Hydrostachys perrieri C. Cusset species accepted

Hydrostachys plumosa A. Juss. ex Tul. species accepted

Hydrostachys polymorpha Klotzsch species accepted

Hydrostachys stolonifera Baker species accepted

Hydrostachys triaxialis Engl. & Gilg species accepted

Hydrostachys trifaria H. Perrier species accepted

Hydrostachys verruculosa A. Juss. species accepted

Hydrostachys flabellifera G. W. Hu, Zhun Xu & Q. F. Wang species accepted

Hydrostachys bismarckii Engl. species accepted

Hydrostachys myriophylla Hauman species accepted