n. 苏铁属植物, 苏铁属

[ noun ]
type genus of Cycadaceae: genus of widely distributed Old World evergreen tropical trees having pinnate leaves and columnar stems covered with persistent bases of old leaves
<noun.plant>

Cycas \Cy"cas\ (s?"k?s), n. [Of uncertain origin. Linn[ae]us
derives it from one of the ``obscure Greek words.''] (Bot.)
A genus of trees, intermediate in character between the palms
and the pines. The pith of the trunk of some species
furnishes a valuable kind of sago.