— 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 Îthe! {perennial Spring-plants, they 
will also be found to be the same species or species of a 
