296 



CONIFERM. 



[CHAA 



In Yew, the male flowers consist of peltate scales, bear- 

 ing about six (three to eight) anther-cells ; the female flowers 

 of solitary ovules, around each of which a succulent, pink- 

 coloured disk developes as they mature, enclosing and over- 

 topping the fruit. 



Fig. 186. Scale of male inflorescence 

 of Cypress. 



Fig. J87. Scale of female inflorescence 

 of same. 



Fig. i88. Stamen Fig. 189. Female flower Fig. iqo. Vertical section 



of Yew. of same. of' fruit of same. 



In Juniper, the anther-scales are four-celled, and the 

 ovules three in number, one at the base of each of three 

 connate scales, which form a succulent galbulus when the 

 seeds are ripe. 



Observe, under the compound microscope, the pollen- 

 grains of Pine. Each grain bears at its two extremities 

 an inflated vesicular dilatation of the outer coat of 

 the pollen-grain, which may probably have something 



