⚠ Version 1 of The Plant List has been superseded.
This name is in version 1.1 of The Plant List, record kew-362779, with some changes.
This name is a synonym of Begonia quadrialata subsp. quadrialata .
The record derives from WCSP which reports it as a synonym (record 362779) with original publication details: Bot. Jahrb. Syst. 81: 182 1962.