APPENDIX, 



Commelina A slender southern species with linear 



erecta lance-shaped leaves. Cells of the ripened 



August-Octo- f ru it one-ovuled and one-seeded. The 



spathe hood-shaped. 1-2 feet high. 

 Moist ground. Pa. to Fla. and Tex. 

 Page 22 



Tradescantia This is a western species with large 



brevicaulis purple- violet or magenta pink-flowers. It 



Purple- violet- j s often stemless or nearly so, and extremly 

 AprikMay mk sof t - hairv Leaves linear lance-shaped, the 



flower-stems long, slender, and fine-hairy. 

 Stem (if present) only 1-4 inches high. In dry or moist 

 sandy soil. 111. and central Ind. to Ky., Tex. and Kan. 



Tradescantia Tal1 and stout witn a zi g z ag stem and 



pilosa broad deep green leaves ; the whole plant 



Biue=vioiet more or less fine-hairy. Leaves lance- 

 June-August shaped and acute pointed. J-1J inches 

 broad. The profuse flowers are light blue-violet. 1-3 

 feet high. Shrubby and shady banks of streams, etc. 

 Pa. to Mo., and Fla. 



A slender and smooth species with long 

 Tradescantia linear leaves and many light blue-violet 

 Blue-violet fl wer s in a cluster. The narrow bracts 

 and smooth flower-stems finally turned 

 downward. In wet places. O. to Mich., Minn., Kan., 

 Tex., and S. Car. 



A western species, the upper part of the 

 Tradescantia plant g i an dular fine-hairy of a dull color. 

 The bracts beneath the flowers relatively 

 large, folded together, arid curved back- 

 ward, their bases sometimes an inch broad. Flowers 

 blue-violet, 1-1 \ inches in diameter. Prairies Minn., 

 and la. to Tex. 



Tradescantia Another slender western species with 



ocddentaiis narrow linear incurved leaves with an 

 Light violet enlarged dry, thin base. Bracts narrow. 

 Magenta-pink The large nowers ij gnt violet or sometimes 

 magenta pink. la. to Neb., Tex., and New Mex. 



A southern species similar to Trades- 



Tradescantia cantia virginiana, but the flowers smaller 

 montana . ml . 



and the calyx smooth. The leaves are 



544 



