The Collaborative International Dictionary of English v.0.48:

Crowtoe \Crow"toe`\ (kr[=o]"t[=o]`), n. (Bot.)
   1. The Lotus corniculatus. --Dr. Prior.
      [1913 Webster]

   2. An unidentified plant, probably the crowfoot. "The tufted
      crowtoe." --Milton.
      [1913 Webster]

WordNet (r) 3.0 (2006):

Lotus corniculatus
    n 1: European forage plant having claw-shaped pods introduced in
         America [syn: bird's foot trefoil, bird's foot clover,
         babies' slippers, bacon and eggs, Lotus corniculatus]