艳山姜（学名：Alpinia zerumbet，英文名称：Shell Ginger、 Beautiful Galangal、Shell-flower ），别称艳山红、枸姜、良恙、良姜、良姜、大良姜、大草寇、草寇、草扣、灟水月桃、月桃、玉桃、虎子花及熊竹兰等，为姜科山姜属植物。于**约有3－4种蝴蝶以艳山姜为食物来源，分别为黑弄蝶（Notocrypta curvifascia）、兰屿黑弄蝶（Notocrypta feisthamelii alinkara）、大白纹弄蝶（Updaspes folus）及白波纹小灰蝶（Jamides alecto）等， 黑弄蝶、大白纹弄蝶食其叶，白波纹小灰蝶则食其花序。

Alpinia zerumbet, commonly known as shell ginger, is a perennial species of ginger native to East Asia. They can grow up to 8 to 10 ft (2.4 to 3.0 m) tall and bear colorful funnel-shaped flowers. They are grown as ornamentals and their leaves are used in cuisine and traditional medicine. They are also sometimes known as the pink porcelain lily, variegated ginger or butterfly ginger.