38 



The Neiv York State College of Forestry 



Variation in the floirer — Continued 

 B. Position of parts — Continued 

 Flower hypogynous — Continued 



(b) Epipetalous hypogynous. With the 

 stamens inserted on the corolla, other- 

 wise as above. (Fig. 48.) 



2. Flower perigynous. With the calyx inserted 



below the ovary and the corolla and 

 stamens inserted on the calyx. 



(a) Perigynous with superior ovary. Calyx 



free from the ovary, corolla and stamens 

 inserted on calyx. (Fig. 49.) 



(b) Perigynous with inferior ovary. Calyx 



adnate to the ovary, corolla and stamens 

 inserted on the calyx tube above the 

 ovary. (Fig. 50.) 



3. Flower epigynous. With the parts apparently 



inserted on the summit of the ovary. (Fig. 

 51.) 



48 



£PIP£TALOUS HYPOarNOUS 



SUPERIOR 0\/ARY 



pcf^ieyNous 



£PieyNous 



Types of Flowers 

 C Union of parts. 



1. Polypetalous, polysepalous. With the petals and 



sepals distinct. 



2. Gamopetalous, gamosepalous. With the petals 



united ; with the sepals united. 



3. Monadelphous stamens. With the stamens united 



by their filaments into one set. 



