炮仗花(Pyrostegia ignea),又名炮仗红、炮仗藤,是紫葳科炮仗花属多年生常绿藤本,原产巴西、巴拉圭等中美洲地带。炮仗花植株生势强健,主干粗壮,木质化;有线状、3裂的卷须,枝蔓可长到8米以上。小枝有6～8条纵行槽纹;指状复叶对生,小叶卵状椭圆形,先端渐尖,共3枚。其中一枚常变为线形3裂的卷须,叶长4～10厘米,基部阔楔,表 Pyrostegia ignea, also known as gunbane red, cannabis cane, is a firewood genus Prickly ash common perennial vine, native to Brazil, Paraguay and other Central American zone. Artillery flowers plants strong potential health, trunk stout, lignification; a linear, 3-crack tendrils, branch vine can grow to more than 8 meters. Branchlets 6 to 8 longitudinal grooves; finger compound opposite, leaflets ovate, apex acuminate, a total of three. One of the tendons often become linear 3 crack tendril, leaf length 4 ~ 10 cm, base broad wedge, table