10 



WIND-FERTILISED FLOWERS. 



[CHAJ>. 



Even in nearly allied plants this difference is well 

 marked, in illustration of which Axell gives the 

 following figures taken from Maout and Decaisne's 

 " Trait6 geneVale de Botanique " : Fig. 7 represents 

 a section of a flower of Plantago major, which is 

 wind-fertilised ; Fig. 8 of an allied species, Plumbago 



FIG. 7. 



FIG. 



FIG. 7 Section of Plantago Major. 

 FIG. 9. Flower of Poterium sanguisorba. 



FIG. 8. Of Plumbago Europea. 

 FIG. io. Of Sanguisorba officinalis 



Europea, which is insect-fertilised. Again, Fig. 9 re- 

 presents a section of Poterium sanguisorba, which is 

 wind-fertilised ; Fig. io of the nearly allied Sangui- 

 sorba officinalis, which is fertilised by insects. 



