Pretoria Image: Image from page 79 of “The Cactaceae : descriptions and illustrations of plants of the cactus family” (1919)

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Identifier: cactaceaedescri02brit
Title: The Cactaceae : descriptions and illustrations of plants of the cactus family
Year: 1919 (1910s)
Authors: Britton, Nathaniel Lord, 1859-1934 Rose, J. N. (Joseph Nelson), 1862-1928
Publisher: Washington : Carnegie Institution of Washington
Contributing Library: The LuEsther T Mertz Library, the New York Botanical Garden
Digitizing Sponsor: The LuEsther T Mertz Library, the New York Botanical Garden

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Text Appearing Before Image:
ose, Contr. U. S. Nat. Herb. 12: 419. 1909. Cactus royenii Linnaeus, Sp. PI. 467. 1753. Cereus royenii Miller, Gard. Diet. ed. 8. No. 7. 1768. Cereus fulvispinosus Haworth, Syn. PI. Succ. 183. 1812. Cactus fulvispinosus Sprengel, Syst. 2: 496. 1825. Cereus floccosus Otto in Pfeiffer, Enum. Cact. 81. 1837. Cereus armatus Otto in Pfeiffer, Enum. Cact. 81. 1837. Pilocereus floccosus Lemaire, Illustr. Hort. 13: under pi. 470. 1866. Cereus leiocarpus Bello, Anal. Soc. Esp. Hist. Nat. 10: 276. 1881. Pilocereus barbatus Rebut in Forster, Handb. Cact. ed. 2. 650. 1885. Pilocereus royenii Riimpler in Forster, Handb. Cact. ed. 2. 682. 1885. Pilocereus royeni armatus Salm-Dyck in Forster, Handb. Cact. ed. 2. 682. 1885. Pilocereus strictus fouachianus Schumann, Gesamtb. Kakteen 190. 1897. Pilocereus fulvispinoszis Schumann, Gesamtb. Kakteen 196. 1897. Pilocereus fouachianus Weber in Gosselin, Bull. Mus. Hist. Nat. Paris 10: 386. 1904. Cereus fouachianus Vaupel, Monatsschr. Kakteenk. 23: 25. 1913.

Text Appearing After Image:
Fig. 73.—Cephalocereus lanuginosus. Fig. 74.—Cephalocereus royenii. Stout, 2 to 8 meters high or more, either branching near the base or with a short definite trunkup to 3 dm. in diameter; branches stout, erect or ascending, glaucous, green to blue; ribs 7 to n,high; areoles close together; spines acicular, very variable, often only 1 cm. long, but sometimes6 cm. long, yellow; young areoles bearing soft wool; flowering areoles producing tufts of long whitehairs; flowers about 5 cm. long, greenish yellow to purplish; inner perianth-segments white, acute;fruit reddish or green, 5 cm. broad; pulp red; seeds black, shining. Type locality: America, but no definite locality cited. Distribution: Antigua to Anegada, St. Croix, St. Thomas, Culebra, Porto Rico, Mona,and Desecheo. Philip Miller states that this species was sent to him from the British Islands ofAmerica in 1728. The combination Cereus royenii is generally credited to Haworth (1812),but it was first used by Miller in 1768, alt

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