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PLATE XX- LETTER XXII. 



DIDYNAMIA GYMNOSPERMIA. 



Fi°-. i. Glechoma hederacea. Ground Ivy. 



The kidney-fhaped leaves. 



b The ringent flowers. 



c A flower opened, to mow the fituation of 

 the itamens. 



d A flower exhibiting the cruciform appear- 

 ance of the anthers. 



e The calyxes. 



/ A fingle filament. 



g The piftil. 



DIDYNAMIA ANGIOSPERMIA. 



Fi°\ 2. Bi^nonia radicans. Trumpet Flower. 



<z The calyx. 

 b The corolla. 



c The corolla difplayed, to mow the fitua- 

 tion of the ftamens. 

 d The piftil, 



Ob/, The claffical charader is clearly mown 



at Fig, 2. c. 

 This clais was farther illuftrated in Plate IV, 

 D 4 



