⚠ Version 1 of The Plant List has been superseded.
This name is in version 1.1 of The Plant List, record kew-310998, with some changes.
This name is a synonym of Trillium smallii .
The record derives from WCSP which reports it as a synonym (record 310998
) with original publication details: J. Fac. Agr. Hokkaido Imp. Univ. Sapporo 26: 344 1932.