. Cyclopedia of American horticulture, comprising suggestions for cultivation of horticultural plants, descriptions of the species of fruits, vegetables, flowers and ornamental plants sold in the United States and Canada, together with geographical and biographical sketches, and a synopsis of the vegetable kingdom . roduced. ROCCARDIA. Consult Helipterum. ROCHEA (de la Roche, French botanist). Crassu-Idcew. A genus of 4 species of succulent plants fromS. Africa, with opposite, oblong-ovate or lanceolate fls. in terminal, few-to many-fld. heads. For genericcharacters, see Crassula. The
. Cyclopedia of American horticulture, comprising suggestions for cultivation of horticultural plants, descriptions of the species of fruits, vegetables, flowers and ornamental plants sold in the United States and Canada, together with geographical and biographical sketches, and a synopsis of the vegetable kingdom . roduced. ROCCARDIA. Consult Helipterum. ROCHEA (de la Roche, French botanist). Crassu-Idcew. A genus of 4 species of succulent plants fromS. Africa, with opposite, oblong-ovate or lanceolate fls. in terminal, few-to many-fld. heads. For genericcharacters, see Crassula. The best species is R. coc-cinea. The following points concerning its culture arecondensed from Gn. 40, p. 300: This species enjoys anabundance of light and sun-heat, and needs to have itswood thoroughly ripened in the autumn to insure a dis-play of bloom. If small plants can be procured theyshould be nipped about February 1. If a few leaves areremoved, after the top is pinched out, shoots will startmore evenly. After pinching, the plants are put intoconsiderably larger pots, a peaty soil being generallyused and good drainage given. They should be given anight temperature of 50°, day temperature of 75-80°in sunshine, with plenty of atmospheric moisture untilthe new growths are freely produced, when they should. 2135. Robinia Pseudacacia {X%). be inured to more air. A shading of the glass may benecessary in siuiinifr, or the plants may be ])Iaced in asheltered ])ositi(in outside. About August, wlieu theplants have nuide as much growth as can be ripenedthat season, they may be placed in a warm, dry, sunny ^-^ ?
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