The Cactaceae : descriptions and illustrations of plants of the cactus family . nch, both painted from plants in the collection of the New York Botanical Garden. 14. Harrisia adscendens (Giirke). Cereus adscendens Giirke, Monatsschr. Kakteenk. 18: 66. 1908. At first erect, becoming much branched and bushy or sometimes with long clambering branches5 to 8 meters long, 2 to 5 cm. thick; ribs 7 to 10, low, rounded, broken up into elongated tubercles; 156 THE CACTACEAE. trunk 2 to 4 cm. in diameter, with a woody cylinder, its center coarsely pithy; areoles large, rounded,subtended by small definite
The Cactaceae : descriptions and illustrations of plants of the cactus family . nch, both painted from plants in the collection of the New York Botanical Garden. 14. Harrisia adscendens (Giirke). Cereus adscendens Giirke, Monatsschr. Kakteenk. 18: 66. 1908. At first erect, becoming much branched and bushy or sometimes with long clambering branches5 to 8 meters long, 2 to 5 cm. thick; ribs 7 to 10, low, rounded, broken up into elongated tubercles; 156 THE CACTACEAE. trunk 2 to 4 cm. in diameter, with a woody cylinder, its center coarsely pithy; areoles large, rounded,subtended by small definite leaves like those of Opuntia; spines usually io, stout, 2 to 3 cm. long,swollen at base, when young brownish or yellowish with brown tips; flowers 15 to 18 cm. long, open-ing at night; perianth-segments white; ovary bearing lanceolate acute scales with long hairs in theiraxils; fruit red, globular, tuberculate, 5 to 6 cm. in diameter, spineless, bearing scales and felt at theareoles, when mature splitting down on one side; flesh white, juicy; seeds large, black, 3 mm. Fig. 225.—Harrisia pomanensis. Fig. 226.—Harrisia adscendens. Type locality: Near Tambury, Bahia, : In the subarid parts of the state of Bahia, Brazil. Dr. Rose found this very common in Bahia, Brazil, either growing as a low bush inthe open or clambering through bushes (No. 19730). Illustration: Monatsschr. Kakteenk. 18: 67, as Cereus adscendens. Figure 226 is from a photograph taken by Paul G. Russell at Barrinha, Bahia, in 1915. 15. Harrisia platygona (Otto). Cereus platygonus Otto in Salm-Dyck, Cact. Hort. Dyck. 1849. 199. platygonus Riccobono, Boll. R. Ort. Bot. Palermo 8: 242. 1909. At first erect, but soon spreading; branches slender, 2 cm. in diameter or more, nearly terete,the 6 to 8 ribs flat or hardly elevated, separated only by shallow, narrow depressions, pale green orsomewhat bronzed; spines 12 to 15, setaceous, very short, the longest only 12 mm. long;
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Keywords: ., bookauthorbrittonn, bookcentury1900, bookdecade1910, bookyear1919
