rmc FLOWER 



102 



filaments serve to catch the pollen when it has fallen upon the cone 

 and down between the scales to the ovnles. 



Draw upper and under views, to show the two scales and the ovules. 



FUKTUHU \V0l:lv ON THK Fj.clW'ER 



The study ot the flower, as far as many «( the details are concerned, 

 depends so much on the available material that specific directions had 

 best be left to the teacher. 



For suggestions as to systematic study of flowering plants, see the 

 Appendix. 



XII. THE FLOWER 

 GENERAL MORPHOLOGY OF THE FLOWER 



188. Tlie flower is destined to produce seed ; the seed, 

 to bring fortli a plant of the next generation. At the 

 center of tlie flower bud, in tlieir proper cavities the 

 beginnings of the seed rudiments are distinguishable long 

 before the flower is ready to open. If, after the bud 



130. A flower of the Cherry Tree cut 

 01)611 to show the single ovule 

 in its receptacle, the ovary. 



finally unfolds and the several l-^l- The ovary of Mandrake 

 1 , .-, ,1 opened at one side to 



envelopes separate, the receptacle ^1^^^ y.^ numerous 



seen within is cut open, one or ovules, each contain- 



. ,■, 1 1 J ™S the starting point 



two, often se^'eral, ami not uncoin- o£ a new plant, 



monly very inanj', rouiided liodies 



are discovered, — wliite, .shining, and translucent, spring- 

 ing in deiinite and <irderly arrangement from tlie walls 

 or tlie central axis. These are the ovules (Figs. 180, 131). 

 To these small vesicles the life of the si)eeies of plants 

 which bear them is for a time intrusted: Each one car- 



