noun
Thrixspermum japonicum (species of orchid)
A species of epiphytic orchid native to Japan; the name is a botanical term.
カヤランは日本の山地に自生する着生ランです。
Thrixspermum japonicum is an epiphytic orchid that grows wild in the mountains of Japan.
The name カヤラン (榧蘭) likely derives from 榧 (カヤ, Japanese torreya tree) and 蘭 (ラン, orchid), referring to its orchid nature and perhaps its habitat or resemblance to the tree; the exact derivation is uncertain.