GLOSSARY. 45 [ 



Undulated. Wavy, serpentine, gently rising and falling. 



Unguiculate. Inserted by a claw. 



Unilateral, Growing all on one side, or with the flowers lean- 

 ing to one side. 



Urceolate. Pitcher shaped. Swelling in the middle and slightly 

 contracted at top. 



W. 



Wedge bhaped. Formed like a wedge, and commonly rounded 



at the largest end. 

 Wheel shaped. See Rotate. 



Wings. The two lateral petals of a papilionaceous flower. 

 Winged. Having the sides extended into a leafy expansion. 



