Polygonum oxyspermum subsp. raii in Feddes Repert. Spec. Nov. Regni Veg. 68: 188. 1963
Polygonum oxyspermum subsp. raii in Feddes Repert. Spec. Nov. Regni Veg. 68: 188. 1963
is new combination for Polygonum raii in London Edinburgh Philos. Mag. & J. Sci. 8: 346. 1836
has orthographic variant Polygonum oxyspermum subsp. raji
Polygonum oxyspermum subsp. raii in Feddes Repert. Spec. Nov. Regni Veg. 68: 188. 1963