EXPLANATION OF THE PLATES 
Plate III 
Map showing the revegetation following the eruption of 1911. Map adapted 
from Adams, Geological Reconnaissance of Southwestern Luzon. Philip. 
Journ. Sci. 5 (1910) Sec. A. 
Plate IV 
Diagram showing climatic conditions. (From Weather Bureau records.) 
Plate V 
Diagrams showing the successions exhibited between the plant associations. 
Plate VI 
Fig. 1. Dead stumps in the top of which seedling trees, Ficus indica and 
Macaranga tanarius, are growing. East coast of the northeast 
cape. April 21, 1914. 
2. The northeast cape from Mount Ragatan, showing Mounts Pirapi- 
raso and Bignay covered with parang and trees. Bamboos are 
present in the gullies. The valley in the middle of the picture is 
vegetated with Imperata. April 19, 1914. 
3. Southward from Mount Bignay. Mount Ragatan on the extreme 
right center of the picture, back of it Mount Pinag-Ulbuan, 
vegetated with Ficus indica and Morinda bracteata. East of the 
latter, in the center of the background, is an old crater. The 
vegetation of the foreground is largely Saccharmti with a few 
shrubs and small trees. April 19, 1914. 
Plate VII 
Fig. 1. Westward from C 6 on the map. Mount Pinag-Ulbuan with 
Morinda and Ficus indica on the left, Mount Mataas-na-golod 
with Saccharum and parang in the background on the right. 
The upper part of the delta in the foreground with clumps of 
Saccharum. April 19, 1914. 
2. Southwestward up the valley to the crater rim from the southern 
slope of Mount Mataas-na-golod. Vegetation at low altitudes 
is Saccharum. On Mount Pinag-Ulbuan, on the left are parang 
shrubs in addition to Saccharum. Note also the erosion! April 
20, 1914. 
3. Southwestward from Mount Pirapiraso showing a valley with 
Imperata. On the other side is Mount Ragatan with parang 
and trees, beyond and more to the right is Mount Mataas-na- 
golod with Saccharum and parang. Toward the left in the 
extreme background is a part of the crater rim. April 19, 1914. 
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