The Cactaceae : descriptions and illustrations of plants of the cactus family . arrow,greenish, spreading; inner perianth-segmentsoblong; flower-tube narrow; style green atbase, pink in the middle, nearly white above;ovary spiny; fruit ovoid, yellow, bearing clus-ters of brown spines at the areoles. Type locality: Cerro Mogote, nearMiravalles, Costa Rica. Distribution: Costa Rica. It resembles some species of Rhipsalisin its epiphytic habit and in its long, slender,naked branches, but not in its flower. Inits naked stems, large flowers, and spinyfruit it resembles 5. incrmis, but differsfrom i
The Cactaceae : descriptions and illustrations of plants of the cactus family . arrow,greenish, spreading; inner perianth-segmentsoblong; flower-tube narrow; style green atbase, pink in the middle, nearly white above;ovary spiny; fruit ovoid, yellow, bearing clus-ters of brown spines at the areoles. Type locality: Cerro Mogote, nearMiravalles, Costa Rica. Distribution: Costa Rica. It resembles some species of Rhipsalisin its epiphytic habit and in its long, slender,naked branches, but not in its flower. Inits naked stems, large flowers, and spinyfruit it resembles 5. incrmis, but differsfrom it in its many low ribs. We have hadthis plant under observation for a numberof years but it has flowered only once. Wehave seen a second flower which Mr. OtonJimenez brought us in alcohol from CostaRica in 1919. He states that even in CostaRica the plant rarely flowers. Figure 288 shows branches of Seleni-cereus wercklei from a plant grown inWashington which was sent from CostaRica by O. Jimenez; figure 289 shows aplant which flowered in the New YorkBotanical Garden in DESCRIBED SPECIES, PERHAPS OF THIS GENUS. Cereus acanThosphaera Weingart, Monatsschr. Kakteenk. 24: Si. 1914. Dark green, climbing in trees and hanging down, branched at the base; branches uniform,3 to 7 meters long, with narrow, short, equal, rectangular joints and 4 or 5 compressed-wingedribs; sinuses acute; areoles small, with scanty shining tomentum; spines acicular, 1 to 3, diverging,short, and brownish above; flower unknown; fruit large, round, pendent, yellowish green, pilose andvery spiny, crowned by the rotting perigon. Type locality: On Rio de Santa Maria, State of Vera Cruz, : Known only from the type locality, and to us only from the may be a near relative of Deamia testudo. In Mexico the two plants are foundin the same river valley. Cereus humilis De Candolle, Prodr. 3: 46S. 1828. Plant low, cm. in diameter, with spreading, elongated, rooting branches; rib
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Keywords: ., bookauthorbrittonn, bookcentury1900, bookdecade1910, bookyear1919
