498 



BOTANY OF THE LIVING PLANT 



Each flower of the spike is sessile in the axil of a large leafy bract, and is 

 of an epigynous Liliirloral type, but specialised so as to be an accurate 



FIG. 401. 



Whole plant of Orchis maculata, including the swollen mycorhizic roots. 

 (After Figuier.) 



mechanism for pollination (Fig. 402, i). The inferior ovary itself constitutes 

 the stalk of attachment of the sessile flower. It shows ridges, the spiral 

 turns of which indicate that the flower has been inverted by a half-circle- 

 twist of the ovary (resupinate) (n. in.). The anterior side is thus turned to 



