ILLUSTRATIONS 



Plate I 



Fig. 1. Interior of a virgin forest, Mount Maquiling, Lag-una Province, 

 Luzon. View from a slightly elevated point and looking into the 

 second and third stories. (Photograph by Brown.) 

 2. Dense stand in the Atimonan forest. Owing to dense shade there 

 is very little undergrowth. (Photograph by Brown.) 



Plate II 



Fig. 1. A poor stand in the Atimonan forest, Tayabas Province, Luzon. 

 The undergrowth and lower stories are well developed. (Photo- 

 graph by Brown.) 

 2. Palms in the forest of Mount Maquiling, Laguna Province, Luzon. 

 It is only in exceptional locations that palms make the showing 

 that they do here. (Photograph by Brown.) 



Plate III 



A strangling fig. (Photograph by Whitford.) 



Plate IV 



Fig. 1. A road through the Atimonan forest, Tayabas Province, Luzon. 

 The density shovsm here is characteristic of the edges of forests. 

 (Photograph by Brown.) 

 2. Interior of a northern Negros forest. View into a future logging 

 road from which undergrowth and small trees have been largely 

 removed. (Photograph by Martin.) 



Plate V 



A group of large trees in the forest of northern Negros. The small 

 trees have been mostly removed. (Photograph by Martin.) 



Plate VI 



Fig. 1. Interior of the virgin forest in northern Negros. The density of 

 the stand does not permit an extended view. (Photograph by 

 Brown.) 

 2. Interior of a forest in Bataan Province, Luzon. Altitude, approx- 

 imately 450 meters. The large trees are Shorea polysperma. 

 (Photograph by Cortes.) 



Plate VII 



Mature individual of Dipterocarpus vernicifluus. (Photograph by 

 Whitford.) 



Plate VIII 



Fig. 1. Interior of a forest in northern Laguna Province, Luzon. Note 

 the density of undergrowth and lower stories. (Photogi'aph by 

 Brown.) 

 2. Typical over-cut forest on Mount Maquiling, Laguna Province, 

 Luzon. (Photograph by Brown.) 



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