108 - 



Fig. 17. Annual Spring-plants from Sand-desert: a. Lachnoloma Lehmanni. 



b. Tetracme recurvata. c. Fumaria Vaillantii. d. Streptoloma desertorum. 



e. Senecio subdentatus. f. Boissiera bromoides. 



If we now consider the ^perennial* Spring -plants, they 

 will also be found to be the same species or species of a 



