. Annual report of the Board of Regents of the Smithsonian Institution . **^*,SI*»t-. CACTACE^ OF MEXICO-—SAFFORD. 533 The latter species is an interesting cylindrical Opuntia belonging tothe series Clavatse, in which the spines are not sheathed in species of this group is 0puntia Jjidhispitia, from PerrosBravos, north of Parras, where it was collected by Doctor Gregg in1848. Its flowers and fruit have never been described. In addition to the cacti, there were several other xerophytes; amongthem an agave with remarkably short and broad leaves, called noa,from a locality 18 mi
. Annual report of the Board of Regents of the Smithsonian Institution . **^*,SI*»t-. CACTACE^ OF MEXICO-—SAFFORD. 533 The latter species is an interesting cylindrical Opuntia belonging tothe series Clavatse, in which the spines are not sheathed in species of this group is 0puntia Jjidhispitia, from PerrosBravos, north of Parras, where it was collected by Doctor Gregg in1848. Its flowers and fruit have never been described. In addition to the cacti, there were several other xerophytes; amongthem an agave with remarkably short and broad leaves, called noa,from a locality 18 miles east of Parras, on the road to Mezquite; avery narrow and rigid leaved agave, called palmillo, from the Bar-ranca de Llanitos, 9 miles east of Parras; and a species of Dasylirion,called • sotol, the crowns of which are nsed, like those of an agave,for making a fermented drink. At Aguascalientes I collected several sheath-spined Opuntias, in-cluding the coyonostli (Opuntia imhricata) and the low clavellina{Opuntia tunicata) (pi. 10, fig. 5). Of the latter species my guidese
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Keywords: ., bookauthorsmithsonianinstitutio, bookcentury1800, bookdecade1840
