Rostkovia is a genus of flowering plants in the family Juncaceae. It was described in 1809 and was named after Prussian botanist Friedrich Wilhelm Gottlieb Rostkovius.Desvaux, Nicaise Augustin. 1809. Journal de Botanique, rédigé par une société de botanistes 1: 324-327 description in Latin, commentary in French; line drawing as illustration
The genus is native to Ecuador, southern South America, New Zealand, and various antarctic and subantarctic islands.Kew World Checklist of Selected Plant FamiliesKirschner, J. & al. (2002). Juncaceae. Species Plantarum: Flora of the World 6-8: 1-237, 1-336,1-192. Australian Biological Resources Study, Canberra.Balslev, H. 1996. Juncaceae. Flora Neotropica, Monograph 68: 1–168
Species Rostkovia magellanica (Lam.) Hook.f. - South Island of New Zealand, Antipodes Islands, Ecuador,Jørgensen, P. M. & C. Ulloa Ulloa. 1994. Seed plants of the high Andes of Ecuador–A checklist. AAU Reports 34: 1–443 southern Chile, southern Argentina, Falkland Islands, South Georgia Islands Rostkovia tristanensis Christoph. - Tristan da Cunha
Formerly included moved to other genera: Marsippospermum, Patosia Rostkovia brevifolia Phil. - Patosia clandestina (Phil.) Buchenau Rostkovia clandestina Phil. - Patosia clandestina (Phil.) Buchenau Rostkovia gracilis Hook.f. 1844. - Marsippospermum gracile (Hook.f.) Buchenau Rostkovia gracilis Phil. 1858 - Marsippospermum philippii (Buchenau) Hauman Rostkovia grandiflora (L.f.) Hook.f. - Marsippospermum grandiflorum (L.f.) Hook. Rostkovia novae-zelandiae Buchanan - Marsippospermum gracile (Hook.f.) Buchenau Rostkovia reichei (Buchenau) Hosseus - Marsippospermum reichei Buchenau
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