CROWFOOT FAMILY 



47 



from below and finally ends in a cnp-like disc 

 which is yellow with a white center. Over the 



mm 



^* * 



#.«'^ 





f; f V -v 



■^ €'* 



TALL MEADOW RUE 



surface of the cup is a transparent sticky sub- 

 stance : this is nectar, for these extraordinary 

 petals have been developed into nectaries to feed 



