⚠ Version 1 of The Plant List has been superseded.
This name is in version 1.1 of The Plant List, record tro-35205785, with some changes.
This name is a synonym of Porella niitakensis .
The record derives from Tropicos which reports it as a synonym (record 35205785
) with original publication details: J. Sci. Hiroshima Univ., Ser. B, Div. 2, Bot. 2: 233. p. 18: 15--18 233 1934.