Marshall, 1942 Jan 6 Mt. Cacaquiquie, Dept Morazan, El Salvador & cold - water all over grass & plants ; a marked differentiation or zonation of climate right here - in spite of seeming uniformity suggested by VanR. Originally this canyon must have been humid upper tropical in the bottom where cold, shady, & wet - with ferns, vines, & cloud forest trees; the slopes would have been covered with large oaks on west side, smaller oaks & brush on we east; ridges with pines, or mixed pine & oak over grass. Large oaks with ferns beneath still occur on west slope farther down canyon, & a few pines still on ridges (on east side of ridges). Now there is finca on the west slope, the east slope is cleared 1/2-way up & grown to weeds & grass - some brush or planted to corn. Small oaks & brush on upper half. Bananas & dense grass & vines & weeds in bottom. Oak large mixed flock of birds in bottom in a few large trees (japs, sides,