also: きすいせん
jonquil
A species of Narcissus with fragrant yellow flowers; often written in katakana as キズイセン.
Jonquils are blooming in the garden.
Kanji spelling for the plant; the reading きずいせん is standard.
Alternate reading きすいせん is less common but recognized.
Katakana spelling is common for plant names and is the usual written form.
From 黄 (yellow) + 水仙 (daffodil), referring to the yellow-flowered jonquil.