noun
xerophyte
A plant adapted to survive with very little water, such as a cactus or succulent. Used in botanical contexts.
サボテンは代表的な乾生植物だ。
Cacti are typical xerophytes.
多肉植物 (succulent) is a type of xerophyte with thick, fleshy leaves or stems for water storage, while 乾生植物 is the broader botanical category.
Compound of 乾 (dry), 生 (life), and 植物 (plant), literally 'dry-life plant'. A modern scientific coinage.