- Alpinia hokutensis Hayata
- Alpinia kelungensis Hayata
- Alpinia kumatahe Makino
- Alpinia kumatahe subsp. variegata Makino
- Languas hokutensis (Hayata) Sasaki
- Languas intermedia (Gagnep.) Sasaki
- Languas kelungensis (Hayata) Sasaki
Hoya multiflora