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一、植物学特性和分布腰果树(Anacardium occiden tale L.,Acajuba occidentalis Gaertn.或Cassium Pomiferum Lam.)属漆树科常绿乔木。树干直立,一般高10—12米,树高及树形随不同地形和风的影响而异。在滨海强风地区,树干低矮,枝条伸展,低垂地面;在山脊处,树干直立高耸。树皮通常很粗糙,老树则有深裂沟。叶革质,主要集生在枝梢,略呈长卵形或倒卵形,长10—12厘米,宽5—10厘米,叶脉羽状。圆锥花序顶生,长15—25厘米,
First, the botanical characteristics and distribution of Casuarina (Anacardium occident tale L., Acajuba occidentalis Gaertn. Or Cassium Pomiferum Lam.) Is a family Aristolochiaceae evergreen trees. Trunk erect, generally 10-12 meters high, tree height and tree shape varies with the impact of different topography and wind. Strong winds in the coastal areas, low trunk, branches stretch, hanging down the ground; at the ridge, the trunk upright towering. The bark is usually rough, the old tree has deep cleavage. Leaf leathery, mainly in the shoots, slightly ovoid or obovate, 10-12 cm long, 5-10 cm wide, veins plume. Panicles terminal, 15-25 cm long,