326 



THE TABLE OF 



TIic WHITE POPLAR. (Populus Alba.) 



DlOECIA OCTANDEIA. 



a. A Male Catkin. 



h. An entire Male Flower. 



B. Ditto. 



c. The Scale, or Squama. 



d. The Nectarium. 



D. Ditto. 



E. A Single Stamen. 

 /. The Female Catkin. 

 </. The Female Flower. 

 G. Ditto. 



h. The Squama, or Scale. 



I. The Embryo, with its quadrifid Stigiua. 



K. The Stigma. 



/. The Capsule, or Seed-vessel. 



L. Ditto. 



m. Ditto, discharging its Seed. 

 M. Ditto. 

 71. The Seeds. 

 N. Ditto. 



0. The Nectarium of the Female Flower. 

 O. Ditto. 



The QUICK-BEAM. (Surhus ) Aucuparia, 



ICOSANDUIA TkIGVNIA. 



a. An entire Flower. 



A. Ditto. 



h. The Calyx. 

 B- Ditto; 



c. The five Petals, or Flower-Leaves. 



C. Ditto. 



d. The Stamina. 



D. Ditto. 



e. The Embryo, with its three Stigmata. 



E. Ditto. 



/. The Fruit, or Berry. 



g. A Transverse Section of ditto. 



h. The three Seeds. 



The HASEL. Corylus ( Avellana.) 



MONOECIA POLYANDRIA. 



a. A Male Catkin. 



h. A single Male Flower. 



B. Ditto. 



c. The Stamina. 



C. Ditto. 



D. A single Stamen. 



e. The Female Flowers. 



E. Ditto. 



/. Two lacerated Scales that enclose the Embryo 

 with its two Pointals. 



F. Ditto. 



g. The Embryo, as it sits in the two Scales. 



G. Ditto. 



h. The Embryoi 



H. Ditto. 



i. The Nut. 



k. A vertical Section of ditto. 



I. The Kernel. 



The BIRCH. Betula ( Alba. ) 



MoNOECIA TeTKANDEIA. 



a. The Male Catkin. 



b. The Calyx, consisting of three Scales con- 



taining three Flowers. 



B. Ditto. 



C. The three Flowers with their three Scales. 



D. A single Flower. 



E. Its four Segments. 



F. The Stamina. 



g. The Female Catkin. 



h. The Calyx, consisting of three Scales, each 



Scale containing two Embryos, 

 tt. Ditto. 



i. The Embryo, with its two Pointals. 

 I. Ditto. 



k. The three Scales, each Scale containing two 



Seeds. 

 K. Ditto. 

 /. A Seed. 

 L. Ditto. 



The ALDER. Betula (Alnus.) 



MoNOECiA Tetrandria. 



a. The Male Catkin. 



b. The Calyx, consisting of four Scales which 



contain three Flowers. 



B. Ditto. 



C. The three Flowers. 



D. A single Flower. 



