What is "zygophyte"

Zygophyte \Zyg"o*phyte\, n. [Gr. zygo`n a yoke + fyto`n a plant.] (Bot.) Any plant of a proposed class or grand division (Zygophytes, Zygophyta, or Zygospore[ae]), in which reproduction consists in the union of two similar cells. Cf. O["o]phyte.

n. (context botany English) Any plant of a proposed class or grand division in which reproduction consists in the union of two similar cells.