noun
Cyrtosia septentrionalis; a species of orchid
A non-photosynthetic orchid native to East Asia. The name is usually written in katakana.
ツチアケビは光合成をしないランの一種です。
Cyrtosia septentrionalis is a type of orchid that does not photosynthesize.
The name ツチアケビ literally means 'earth akebi', likely from its fruit resembling that of the akebi plant (Akebia quinata) and growing close to the ground. The exact derivation is uncertain.