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Jepson Field Book volume 26 page 86 | University and Jepson Herbaria Archives, University of California, Berkeley

Jepson Field Book volume 26 page 86
Colorado River, c. 300 ft. ---------- hairy; style glabrous; stigma one, green. Ovary glabrous. Corolla glabrous. Calyx very short. - The river sweeps in west close to the base of the Riverside Mts., giving us a fine view of these mountains and the mining camps at the base of the mountain proper. - The river vegetation is exceedingly limited in species. Compare it for example with the lower Sacramento. There are here no Cyperaceae (save one), no rushes, no tules, no ash, no walnut, no sycamore, no maple, none of the wealth of moisture loving Leguminosae, Onagraceae, etc. So far as I have yet seen. ::::::::: 28 Oct., 1912 ---------- - Colorad River sand. There is so much sand on the sand bars and flats and the water is carrying tons of it, loaded to its fullest carrying capacity that I marvel not to find quicksands. The bottom is almost universally hard as I have found in poling the boat, it being difficult to make the pole stick on the bottom. The current is so swift and the sand so fine that the sand packs very solidly. I was peculiarly aware of this when our boat was sunk. In getting her out of the water it was necessary to unload the sand from her stern and bow. The sand was packed so tight that I could scarcely dig my fingers into it. Even the short time the boat was in the
University and Jepson Herbaria Archives, University of California, Berkeley
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