PLATE IV 



2o. Cypress Vine. 4a. (i/„) 



"■ S-"^. Cypress Vine. al. (?/,) 



22. Field Convolvulus. 10. f'/.l 



23. Pipe Vine. 31. (V,f " * '»•' 



323 



24- ClimbW False Buckwheat. 

 ,,^4. VYa) 



25. Wintergreen. 36. (%) 



26. Moonseed. 39. (1/4) 



