Fifiurc S The loess Mutt's in tlic distance: the Missc.uri River flood ])I;iin is a Lrn-at jirairie 

 except liere and there small uillow Krcjves consistint; of the small ,SV///./- iidf rim- and ,S'. 

 aiiii/uddloides. the latter a tree from a foot to ten feet in diameter: on the borders 

 Voniotiia /(ixcieiilata, BoUonia asferoidea; in the shallow water &'<irpus !ariisij-i.s, 

 Raininciilns iniillijidus; Hclianthus MaximiUani on high grounds. Photograplied 

 hy L. H. Pammel. 



