. Carnegie Institution of Washington publication. . Fig. 119.—Echinofossulocactus zacatecasensis. Fig. 120.—Echinofossulocactus arrigens. This species is perhaps nearest E. multicostatus, but has fewer ribs and fewer radial spines. Figure 119 is from a photograph of the type plant. 9. Echinofossulocactus lamellosus (Dietrich). Echinocaclus lamellosus Dietrich, Allg. Gartenz. 15: 177. 1847. Subglobose to short-cylindric, more or less depressed at the apex; ribs about 30, strongly flat- tened, more or less undulate; areoles remote, tomentose when young; spines 5 or 6, white (Schumann says yellow


. Carnegie Institution of Washington publication. . Fig. 119.—Echinofossulocactus zacatecasensis. Fig. 120.—Echinofossulocactus arrigens. This species is perhaps nearest E. multicostatus, but has fewer ribs and fewer radial spines. Figure 119 is from a photograph of the type plant. 9. Echinofossulocactus lamellosus (Dietrich). Echinocaclus lamellosus Dietrich, Allg. Gartenz. 15: 177. 1847. Subglobose to short-cylindric, more or less depressed at the apex; ribs about 30, strongly flat- tened, more or less undulate; areoles remote, tomentose when young; spines 5 or 6, white (Schumann says yellow) with brown tips; flowers tubular, to 4 cm. long; inner perianth-segments linear to linear-lanceolate, acute; stigma-lobes 5 to 8, linear, yellow. Type locality: Mexico. Distribution: Hidalgo, 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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