The Cactaceae : descriptions and illustrations of plants of the cactus family . 4.—Cephalocereus Cephalocereus purpureus. 3. Cephalocereus purpureus Giirke, Monatsschr. Kakteenk. 18: 86. 1908. Columnar, upright, unbranched, 3 meters high or more; ribs 12 to 15, broad, low, separated bynarrow intervals, marked by upturned V-shaped depressions, one from the top of each areole; areoleslarge, longer than broad, white-woolly and spiny; radial spines 15 to 20, acicular, white, short, 1 cmlong or less; central spines 8 to 10, the longer ones 5 cm. long, brown; pseudocephalium on the westsid
The Cactaceae : descriptions and illustrations of plants of the cactus family . 4.—Cephalocereus Cephalocereus purpureus. 3. Cephalocereus purpureus Giirke, Monatsschr. Kakteenk. 18: 86. 1908. Columnar, upright, unbranched, 3 meters high or more; ribs 12 to 15, broad, low, separated bynarrow intervals, marked by upturned V-shaped depressions, one from the top of each areole; areoleslarge, longer than broad, white-woolly and spiny; radial spines 15 to 20, acicular, white, short, 1 cmlong or less; central spines 8 to 10, the longer ones 5 cm. long, brown; pseudocephalium on the westside of the plant, confined to only a few of the ribs (3 to 7); flowers open at night, closing in the morn-ing, 4 to 5 cm. long; tube and outer perianth-segments pinkish; inner perianth-segments white;stamens and style included; fruit small; seeds black, roughened, large at the top, narrowed at base. Type locality: Serra do Sincora, Bahia, Brazil, 800 to 1,200 meters : Southern central Bahia, Brazil. CEPHALOCEREUS. 29 Photographs and an abundance of flowers and seed of this most inte
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Keywords: ., bookauthorbrittonn, bookcentury1900, bookdecade1910, bookyear1919
