分枝的

Stem succulent, simple or divaricately branched from middle, lower nodes swollen, naked.

茎肉，或中间分枝，下部节膨胀，裸露。

Basal leaves decussate; middle stem leaves opposite; distal stem leaves alternate; Inflorescence paniculiform with cymose branches.

基叶交对；中间茎叶对；上部茎叶；花序圆锥花序状具聚伞状分枝。