108 



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



b. Tetracme reciirvata. c. Fumaria VaiUantii. d. Stieptoloma desertonim. 



e. Senecio subdentatus. f. Boissiera biomoidcs. 



If we now consider the^Jperennial Spring -plants, they 

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



