. Carnegie Institution of Washington publication. . FIG. 22.—Pereskiopsis diguetii. Xo-5. FIG. 23.—Pereskiopsis opuntiae- flora. FIG. 24.—Pereskiopsis rotundifolia. Type locality: In Mexico. Distribution: Known only from the original description and, apparently, from Oaxaca. Cactus frutescens Mocino and'Sesse (Pfeiffer, Enum. Cact. 178. 1837) and Cactus rotundifolia Mocino and Sesse (De Candolle, Prodr. 3: 475. 1828) were given as synonyms of Pereskia rotundifolia, but were never published. Illustrations: Mem. Mus. Hist. Nat. Paris 17: pi. 20, as Pereskia rotundifolia; Schu- mann,
. Carnegie Institution of Washington publication. . FIG. 22.—Pereskiopsis diguetii. Xo-5. FIG. 23.—Pereskiopsis opuntiae- flora. FIG. 24.—Pereskiopsis rotundifolia. Type locality: In Mexico. Distribution: Known only from the original description and, apparently, from Oaxaca. Cactus frutescens Mocino and'Sesse (Pfeiffer, Enum. Cact. 178. 1837) and Cactus rotundifolia Mocino and Sesse (De Candolle, Prodr. 3: 475. 1828) were given as synonyms of Pereskia rotundifolia, but were never published. Illustrations: Mem. Mus. Hist. Nat. Paris 17: pi. 20, as Pereskia rotundifolia; Schu- mann, Gesamtb. Kakteen f. 99, as Opuntia rotundifolia. Figure 24 is copied from the first illustration above cited; figure 25 is from a pho- tograph taken by Dr. MacDougal at Oaxaca, Mexico, in 1906. 5. Pereskiopsis chapistle (Weber) Britton and Rose, Smiths. Misc. Coll. 50: 331. 1907. Opuntia chapistle Weber in Gosselin, Bull. Mus. Hist. Nat. Paris 10: 388. 1904. A large, branching shrub, sometimes 3 to 4 meters high, the branches widely spreading, glab- rous; spines single, white, long (6 cm. long), very stout; leaves fleshy, somewhat persistent, obovate to elliptic, sometimes nearly orbicular, 3 to 4 cm. long, glabrous; flowers yellow; fruit red. Type locality: In Oaxaca. Distribution: Oaxaca and perhaps Morelos, Mexico. Illustration: Bull. Soc. Nat. Acclim. France 52 : f. 10, as Opuntia chapistle. Plate in, figure 2, represents a leafy branch of a plant collected by Dr. Rose at Cuernavaca, Mexico, in Please note that these images are extracted from scanned page images that may have been digitally enhanced for readability - coloration and appearance of these illustrations may not perfectly resemble the original Carnegie Institution of Washington. Washington, Carnegie Institution of Washington
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