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A Preliminary Revision of the North American Species of - download pdf or read online

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By John M. Coulter

Contributions from the U.S. nationwide Herbarium, 1894.

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Extra info for A Preliminary Revision of the North American Species of Cactus...

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5 cm. high and about 5 cm. in diameter, simple or sparingly proliferous: tubercles terete, more or less grooved above, 8 to 12 mm. long: radial spines 20 to 30, straight, slender, white with dusky apex, very unequal, 6 to 8 mm long; central spines 4 or 5, stouter, yellowish or tawny, 8 to 12 mm. 5 cm. long, about the same diameter when fully open, violet to dark purple: stigmas 7 to 9, obtuse: fruit oval and green: seeds yellowish or brown, obovate, pitted, fully 2 mm, long. (Ill. Cact. Mex. Bound.

Iv, t. 2, figs. 3-5; Cact. Mex. Bound. t. 27)—Type, LeConte 11 in Herb. Mo. Bot. Gard. Rocky ground, from southwestern Utah and southern Nevada through western Arizona and adjacent California to Sonora and Lower California. Apparently not east of the Great Basin. Specimens examined: Utah (Palmer of 1877; Siler): Arizona (LeConte 11; Bigelow of 1854; Newberry of 1858; Palmer of 1867, 1869, 1874; Parry of 1881; Pringle of 1881; Evans of 18t)1): California (Parish of 1880; G. R. Vasey of 1880): Sonora (Palmer of 1869): Lower California (Brandegee of 1889, at Boca dc Las Animas, San Gregorio, and Posa de Los Dolores).

74, fig. 5, seeds)—Type, Lindheimer of 1846 in Herb. Mo. Bot. Gard. Extending across southern Texas, from the Guadalupe to El Paso. thence into contiguous New Mexico and across the Rio Grande near Juarez (northern Chihuahua). Fl. May-June. Specimens examined: Texas (Lindheimer of 1846): New Mexico (Bigelow of 1855): Chihuahua, near Juarez (Evans of 1891): also specimens cultivated from the type in St. Louis in 1846. Attention has been called under C. viviparus to the characters that distinguish from C.

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A Preliminary Revision of the North American Species of Cactus... by John M. Coulter


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