⚠ Version 1 of The Plant List has been superseded.

This name is in version 1.1 of The Plant List, record tro-2106295, with some changes.

Arisaema ringens f. praecox (de Vriese) T. Koyama is a synonym of Arisaema ringens (Thunb.) Schott

This name is a synonym of Arisaema ringens (Thunb.) Schott.

The record derives from Tropicos which reports it as a synonym (record 2106295).