Journ., Bombay Nat, Hist. Soc. 



Plate XIII. 



A. — Cresb of a dune East of Loharki (Jaisalmer State). On top : 

 Callifjonum poly g mo ides. On the slope : Rhynrhosia arenaria., 

 Aevua p.wudo4oni{intosa^ Indigofera argentea. 



B. — The same dune as above, seen from the plain. Part of the advanc- 

 ing wind-eroded crest is shown on Plate I-A. 



