By Loren Eiseley
VERY-GOOD HARDBACK IN DUSTJACKET THAT used to be excellent yet backside 2 INCHES OF entrance obtained CRUMPLED UP AND TORN ON aspects (MENDED yet nonetheless now not nice LOOKING).
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VERY-GOOD HARDBACK IN DUSTJACKET THAT used to be excellent yet backside 2 INCHES OF entrance received CRUMPLED UP AND TORN ON aspects (MENDED yet nonetheless no longer nice LOOKING).
Extra resources for Darwin and the Mysterious Mr. X
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. radiosus The characters there given for the latter species apply to the whole group of included forms.
Long. setispinus (24). Stems depressed-globose to ovate. † Radials 4 to 6, rigid. uncinatus (9). Radials 8 to 12. wrightii (15). Radials 15 to 30. grahami (19), eschanzieri (21). Radials 50 to 60. barbatus (18). * * * * Central spines more than one, and none of them hooked. Slender or sometimes stout cylindrical plants, branching at base: Lower Californian. ‡ † † brandegei (3), setispinus (24), halei (25). Depressed-globose to ovate and stout cylindrical. Radials few (3 to 12) and rigid: Mexican.
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). The Western representative of E. wislizeni, although the discovery of that form by Brandegee in Lower California indicates that the two are not geographically so distinct as was formerly supposed.