Victorian Plants. 33 



GERANIACEAE. 



154. Fruit without any terminal elongation. 



Usually herbs, always acidulous; leaflets three or more, 

 terminal on the leafstalk; no nectar-tube descending from 

 the calyx; petals equal; fruit five-valved, the valves not 

 seceding from the axis. Oxalis. 739 



Fruit with a very conspicuous terminal elongation ... 155 



155. Petals unequal. 



Herbs or shrubs; leaves often longer than broad; flowers 

 generally in umbels; nectar-tube conspicuous, descending 

 from the calyx; elongations of fruit spirally seceding in 

 five segments upwards from the axis, each carrying a 

 fruitlet. figure 18. Pelargonium. 740 



Petals equal ... ... ... ... ... ... 156 



156. Elongations of the fruitlets coiledly seceding from 



their axis upwards. 



Usually herbs; leaves often as broad as long or broader; 

 flowers generally two together or solitar y ; nectar-tube 

 absent ; elongations carrying each a fruitlet. 



Geranium. 741 



Elongations of fruitlets spirally seceding from their 

 axis upwards. 



Usually herbs ; leaves often longer than broad ; flowers 

 generally in umbels ; nectar-tube absent ; elongations 

 carrying each a fruitlet. Er odium. 742 



ITCALVACEAE. 



157. Floral bracts absent ... ... ... ... ... 158 



Floral bracts present ... ... ... ... ... 161 



158. Stamens and pistils mostly in distinct flowers. 



Herbs or shrubs or small trees; petals generally not large; 

 stigmas decurrent; fruitlets irregularly bursting, one- 

 seeded. Flagianthus. 743 



Stamens and pistils always in the same flowers ... 159 



D 



