bifurcate GREGMAT

The stream bifurcates into two narrow winding channels.

那条小溪成两股窄而弯曲的支流。

Tendril unbranched or bifurcate. Inflorescence usually a polychasium. Seeds elliptic, obovoid-elliptic, or obtriangular, surface smooth, corrugated, or with strumose protuberance or ribs.

卷须不二叉。通常的花序一多歧聚伞花序。种子椭圆形，倒卵球形椭圆形，倒三角形的，平滑的表面，具皱褶，具瘤状的突起肋。