36 



Fig. X. Scandix Pecten-Veneris. Number of umbel-rays. 

 „ XI. Malva vulgaris. Lengtli of the leaf-blade in mm. 

 „ XII. Malva vulgaris. Length of the leaf-stalk, in mm. 

 „ XIII. Malva vulgaris. Number of akènes of the schizo- 



carp, 

 „ XIV. Ranunculus arvensis. Number of fruits per 



flower. 

 „ XV. Cardamine hirsuta. Length ofthesilique, in mm. 



