P. PEARSON 1951 4 that they are half stores. No terracing. Many fields only 10 yards square; some situated on the little plateaux between 20-ft. depression gullies. Some fields at least slope 45°, a few you would swear are at the critical angle of the soil and stones. No contour plowing, almost all vertical furrows. Eucalyptus still at Loclapampa ( ft.) but not at Pachacuyo ( ft.). Bunchgrass appears at about the place the Eucalyptus disappear in Past part; before the Oroya declination, is open country with bunch grass, short green-grass, and rock outcrops. Somewhat like Paimmuni but less "lush", grass more sparse. Oroya-Ticlio (15,600') Grass meadows in abundance up to about 14,500; then higher parts with bunches of Festuca orthophylla as at Cumbere. Ticlio— Bunches of Festuca disappears about at Cañapalca ( ft.). Almost immediately begin "rabbit brush" and Baccharis scattered with ichu. Eucalyptus above Chibo (12,200ft). Dec 1 Finally got bus then advanced and seeno pictura this morning. Left Luria about 2 pm. and drove to north of Pico spent night in sandy desert. Dec 2 (Sunday) Drove for a while, then stopped for several hours to unpack boxes and arrange everything in one. Camped for night in stony desert next to a tongue of very scattered dead-looking bushes surrounded by utter desert. Had time to sort out only 12 museum specimens before dark.