MOBPHOLOGY OF BEPRODUCTIVE OEGANS ICl 



overhanging the lower, and each portion so arranged as not to 

 close the orifice of the tube, thus resembling in some degree the 

 lips and open month of an animal (figs. 310-313), the corolla is 



Fig. 305. 



yiG, 308. 



Fig. 309. 



Fii 305 Flower of the Harebell (Campanula rotiindifolia), showing a cam- 



mnnlate corolla Fig. 306. Hower ol the Tobacco Plant (Nkotlaiia 



ratacum) with infnndibuliform corolla. Fig. 307. Flower of a species 



of Primula c Calyx, within which is seen a hypoorateriform corolla, p. 

 t Tube of the corolla. I. Limb. Fig. 308. Flower of the Forget-me- 

 not (Myosotis palmtris). p. Botate corolla, r. Scales projecting from its 



tjiroat.!^ Fig. 309. Flower of a species of Heath (Erica), c. Calyx:, within 



which is an urceolate corolla. /. /. 



■termed labiate, bilabiate, or li2}ped. The upper lip is composed 



of two petals which are either completely united, as in the 



White Dead-neetle (fig. 310). or more or less flivi(led. a^ in the 



VOL. I. ^' 



