392 BOTANICAL GAZETTE [NOVEMBER 
Fic. 6.—Summit and upper slopes of Mauna Loa as seen from summit of Mauna 
Kea; note very gentle slopes of Loa, and two cinder cones (explosive vents) in fore- 
d 
f Hualalai; clouds lying at elevation of 
n foreground, 
Fic. 7.—View of Loa from summit c 
7000-8000 ft.; note xerophytic vegetation 
