Soil uniform, no hard pan - to 10 ft. Manihot roots with enlargements, cassia without. A large tuber of one of the vines shows at the left. [Shantz travel journal, Apr. 11, 1920]
Shows a soil bank cut away and exposing the roots of Manihot glaziovii and Cassia. See Kalemuengo in back to show depth. [Shantz travel journal, Apr. 15, 1920]
Grass & Euphorbia candelabra and brush in back. This is a fairly representative photo of this section which is adjacent on the upper side to the region of high rainfall and on the lower to drought plus fire. There are immense numbers of plants with…