82 



THE STRUCTURE OF FLOWERS. 



fusion of thefr respective cords will be found. Tf the members 

 arise freely, as in UanuncalacecB and Cruciferce, tben their cords 

 are inserted into the axis, having arisen by radial division 

 or lateral chorisis. 



In the case of the gynandrons pistil, the stamens have 

 their fibro- vascular cords more or less imbedded in the recep- 



Fig. 20. — Echium ; a, side view ; b, before, and c, a'ter shedding pollen ; showing 

 protandry. 



tacular tube, or rather the common tissue resulting from the 

 fusion of the ovary and the tube together ; the anther then 

 stands on the summit, and if there be a short or no style, but 

 only the stigmas terminating the ovary, then the anther is in 

 close contact with it, as in Hippuris, Orchis, etc. When there 

 is a style, the filament may be prolonged in adhesion with it, 

 as in most orchids possessing the so-called column. It is not 



