Printed bv J. B. Obernetter, Munich, Germany 



Fig. 152. Root-climbing lianes on a tree-stem in the South Mexican rain-forest (Province 

 of Chiapas). Below : Sarcinanthus utilis, with bipartite leaves. Further up : Araceae. Highest 

 of all : epiphytic shrubs are visible near leaves of Araceae. Around the stem, the cord-like 

 aerial roots of Araceae on the branches of the tree. From a photograph by G. Karsten. 



To face p. 313.] 



