Download A Field Guide to Southwestern and Texas Wildflowers by Theodore F. Niehaus PDF

By Theodore F. Niehaus

Этот справочник охватывает 1505 видов дикорастущих цветов, группируя их по окраске и внешнему виду для облегчения сопоставления растений и их изображений. Книга содержит более 1500 иллюстраций.
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Translated and with introduction and notes by H. Bailey Carroll and J. Villasana Haggard (Albuquerque: The Quivira Society, 1942), 94. 6. Iris Wilson Engstrand, Spanish Scientists in the New World: The Eighteenth-Century Expeditions (Seattle: University of Washington Press, 1981). 7. Larry M. Beachum, William Becknell: Father of the Santa Fe Trade, Southwestern Studies, no. 68 (El Paso: Texas Western Press, 1982), 17-33. 8. McKelvey, Botanical Exploration, p. 745. 9. ” Journal of the Academy of Natural Sciences of Philadelphia, 2d series (August 1848): 149-89.

Cienega. Southwestern marshlands at low to medium elevations (approx. 3,000-6,000 ft). cirque. A deep, rounded, U-shaped valley or hollow with steep sides formed by glaciation. cliff. A high and extremely steep rock face, approaching the vertical. coulee. Originally used for a lava flow; now used ambiguously for gulches, gullies, steep-sided arroyos, and narrow or small valleys. cuesta. A ridge, or belt of hilly land, formed on gently dipping rock strata. desert pavement. A relatively smooth, mosaic-like area in desert regions, consisting of pebbles closely packed together after the removal (usually by wind) of finer material.

8 Despite these and other problems, the mule train arrived in Santa Fe in record time. For the next two months, Gambel remained in New Mexico, collecting botanical and zoological specimens in the Sangre de Cristo range and the nearby Rio Grande valley. Since traveling over the deserts and mountains of New Mexico by mule was arduous, amassing a useful collection of plants while on such trips was particularly difficult. As samples were collected in the field, care had to be taken to save all parts of the plant (for example, flower, fruit, root) to retain useful specimens.

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