Opuntia lloydii Rose Contr U S Nat Herb 12 292 1909

Much branched, 2 to 3 meters high and nearly as broad; joints terete, 2 cm. in diameter; tubercles prominent, oblong; spines few, on last year's joints 3, reddish, 1.5 cm. long leaves terete, 6 to 8 mm. long; flowers 3 cm. long, opening after midday; petals 15 mm. long, dull purple; filaments olive-green below, purplish above; style rose-colored; stigma-lobes white; ovary yellowish, strongly tuberculate, naked; fruit 3 cm. long, yellow to orange, slightly tuberculate.

Type locality: On foot slopes, Hacienda de Cedros, Zacatecas, Mexico.

Distribution: Central Mexico.

According to F. E. Lloyd, for whom this species was named, it is known to the Mexicans as tasajo macho.

We have had this plant in cultivation for several years, but it does not grow well under glass; these specimens have white areoles; no glochids are developed the first year,

but on old branches dark-brown bunches of glochids are developed in the upper edges of the areoles, and the several brownish spines are acicular. Illustration: Contr. U. S. Nat. Herb. 12: f. 34; pl. 25.

Figure 77 represents two joints of the type specimen; figure 78 is from a photograph of the type plant.

Continue reading here: Opuntia imbricata Haworth De Candolle Prodr 3 471 1828

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