Rubus glaucus, commonly known as or Andean raspberry, is a species of blackberry in the rose family. It is found in Latin America.
Description Rubus glaucus is a perennial semi-erect climbing shrub. It consists of several round and spiny stems that form the corona of the plant, in diameter, and can grow up to . The leaves are trifoliate with serrated edges, dark green and white beam beneath. Both stems and leaves are covered by a white powder.Rydberg, Per Axel. 1913. North American Flora 22(5): 442
The fruit is similar to a loganberry in terms of taste and utility.National Academies Press, Lost Crops of the Incas: Little-Known Plants of the Andes with Promise for Worldwide Cultivation ( 1989 ), page 214 It is an ellipsoid compound drupe of at its widest diameter, weighing 3–5 grams, green when formed, becoming red when ripe and then dark and bright purple. It consists of small drupes attached to the receptacle when ripe and fleshy whitish rich in vitamin C, calcium and phosphorus, bittersweet, and suitable for juices, nectars, jams, jellies, ice cream, pastries and confectionery. Fruit production is continuous with two annual peaks. Plants reach maturity and produce fruit after the first year extending through the rest of the plant's life which can be 12 to 20 years.
Similar species Rubus adenotrichos (Schltdl. 1839) wild blackberry Rubus bogotensis (Kunth, 1824) Black mulberry Rubus giganteus (Benth. 1846) Cat blackberry or Moor blackberry Rubus megalococcus (Focke, 1874) Small mora Rubus nubigenus (Kunth, 1824) Large mora
Distribution and habitat The plant is found in Latin America from Mexico to Bolivia, including the northern and central Andes.Foster, R. C. 1958. A catalogue of the ferns and flowering plants of Bolivia. Contributions from the Gray Herbarium of Harvard University 184: 1–223Idárraga-Piedrahita, A., R. D. C. Ortiz, R. Callejas Posada & M. Merello. (eds.) 2011. Flora de Antioquia: Catálogo de las Plantas Vasculares 2: 9–939. Universidad de Antioquia, MedellínStandley, P. C. & J. A. Steyermark. 1946. Rosaceae. En: Standley, P.C. & J.A. Steyermark (eds.), Flora of Guatemala - Part IV. Fieldiana, Botany 24(4): 432–484 It is native to tropical highlands of northwestern South America and Central America. In Costa Rica it is found in the upper part of the Cordillera de Talamanca and the central volcanic cordillera.
It grows best at temperatures between , with relative humidity of 80 to 90%, high sunshine and well-distributed rainfall between a year. It prefers elevations between .
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