Yoania japonica (orchid)
A specific orchid species native to East Asia. Botanical term; not an everyday word.
Yoania japonica is an orchid that grows on forest floors in mountainous areas.
Lycoris traubii (spider lily)
A species of spider lily. Also a botanical term; see also 鍾馗水仙 (しょうきずいせん).
See also: ショウキズイセン
Lycoris traubii is a kind of amaryllis, also called 鍾馗水仙.
Katakana spelling is common for plant names and matches usual-kana usage.
Kanji spelling is rare and mainly found in botanical or historical contexts.
The name 鍾馗蘭 (ショウキラン) likely derives from 鍾馗 (Shōki, a mythological figure) and 蘭 (orchid), but the exact origin is uncertain.