110 



ALTERATION OF POSITION. 



watching the growth of the rose plantain must have 

 observed the occasional production of flowers, sometimes 



Fig. 65. Inflorescence of Plantago major, with bracts partly replaced 

 by leaves and spike branched. 



stalked, in the axils of the leafy bracts, and at the same 

 time have noticed that the internodes become elon- 

 gated, so that an approach is made to the ordinary spike- 

 like form of the inflorescence. The proliferous group 

 would include such specimens as that of P. lanceolata 



