a. Bot. [f. mod.L. Zygophyllaceæ pl., f. Zygophyllum, f. Gr. ζυγόν yoke + φύλλον leaf: see -ACEOUS.] Belonging to the N. O. Zygophyllaceæ, typified by the genus Zygophyllum (bean-capers).

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1887.  J. Ball, Nat. S. Amer., 198. The singular Zygophyllaceous shrub Porliera hygrometrica.

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