What is "rostkovia"

Rostkovia is a genus of plant in family Juncaceae described as a genus in 1809.

The genus is native to Ecuador, southern South America, New Zealand, and various antarctic and subantarctic islands.

1. Rostkovia magellanica (Lam.) Hook.f. - South Island of New Zealand, Antipodes Islands, Ecuador, southern Chile, southern Argentina, Falkland Islands, South Georgia Islands
2. Rostkovia tristanensis Christoph. - Tristan da Cunha

moved to other genera: Marsippospermum Patosia

1. Rostkovia brevifolia Phil. - Patosia clandestina (Phil.) Buchenau
2. Rostkovia clandestina Phil. - Patosia clandestina (Phil.) Buchenau
3. Rostkovia gracilis Hook.f. 1844. - Marsippospermum gracile (Hook.f.) Buchenau
4. Rostkovia gracilis Phil. 1858 - Marsippospermum philippii (Buchenau) Hauman
5. Rostkovia grandiflora (L.f.) Hook.f. - Marsippospermum grandiflorum (L.f.) Hook.
6. Rostkovia novae-zelandiae Buchanan - Marsippospermum gracile (Hook.f.) Buchenau
7. Rostkovia reichei (Buchenau) Hosseus - Marsippospermum reichei Buchenau