562 
VAUGHAN MACCAU.GHEY 
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Man 0/1 l//iLLEy 
Fig. I . Vertical Cross and Longitudinal Sections of Manoa Valley . 
1. West lateral ridge; transition region; steep wall into hygrophytic valley- 
head. 
2. East lateral ridge»i mountainward portion, covered with rain-forest; east- 
ward slope is into the head of Palolo Valley. 
3. West lateral ridge; Mount Tantalus; sloping into middle valley floor. 
4. East lateral ridge; apex of foothill. 
5. West lateral ridge; Roundtop; sloping into lower valley floor. 
6. East lateral ridge; Manoa-Palolo Foothill, about midway between plain and 
apex. 
7. Summit Ridge, near Mount Olympus. 
8. Puu Pueo, a median ridge lying along the central axis of the valley. 
9. Middle portion of the valley floor, near the point of union of the main tribu- 
taries of Manoa Stream. 
10. The lower valley floor. 
