The vegetation of a desert mountain range as conditioned by climatic factors . B. Looking east along main ridge of Santa Catalinas from a point east of Mount Lennnon at about S,600 feet. SHREVE Plate 33. A. Open Forest on summit of Mount Lemmon, at 9,000 feet, with good reproduction of Pinus arizonica and a close stand of Dugaldia hoopesii.

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Keywords: ., bookcentury1900, bookdecade1910, bookpublisherwashi, bookyear1915