Source : Webster's Revised Unabridged Dictionary (1913)

Lady's comb \La"dy's comb"\, (Bot.)
   An umbelliferous plant ({Scandix Pecten-Veneris}), its
   clusters of long slender fruits remotely resembling a comb.

Cammock \Cam"mock\, n. [AS. cammoc.] (Bot.)
   A plant having long hard, crooked roots, the {Ononis
   spinosa}; -- called also {rest-harrow}. The {Scandix
   Pecten-Veneris} is also called cammock.