. 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. Gardening. spines short. Trop. Afr. — See E. TirucaUi for some plants sold under this name. 23. oHicinElrum, Linn. Fruticose: branches 2J^-3 in. thick, 9-13-angled, deeply sulcate; edgesrepand; spines red, divergent or deflexed, 1-lK lines long: Ivs. minute. N. Afr. 1875:336-37.—E. Beaumeriana, Hook. & Coss., and
. 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. Gardening. spines short. Trop. Afr. — See E. TirucaUi for some plants sold under this name. 23. oHicinElrum, Linn. Fruticose: branches 2J^-3 in. thick, 9-13-angled, deeply sulcate; edgesrepand; spines red, divergent or deflexed, 1-lK lines long: Ivs. minute. N. Afr. 1875:336-37.—E. Beaumeriana, Hook. & Coss., and E. echinus, Hook. & Coss., are closely re- lated species from the same region. ccc. Branches with spines, if any, not stipular, hut in the place of Ivs. or branches D. Spines not present. 24. Caput-Mediisae, Linn. Medusa's Head. Stem short, obconical, fleshy: branches numerous from the apex, soon declined around the main stem with their ends erect, M in. or more in diam., 6-12 in. long, covered with depressed, keeled tubercles, each bearing a small, linear-lanceolate leaf ; glands of the involucre white, rather conspicuous, the outer lip palmatifld. S. Afr. li:1315. —Curious and rather rare. Var. m^jor. Ait. (E. Gommelini, DC), is a large, erect, unbranched form, perhaps originating from branch cuttings. 25. meloSdrmis, Ait. Fig. 799. Globose or pyriform, 3-5 in. in diara., deeply 8-10-costate, the ribs obscurely tuberculate on the almost acute angles, the sides trans- versely dark and light green striped or wrinkled when old: the few small Ivs. and fls. at the de- pressed apex : the old forked branches of the inflorescence subpersis- tent but not spinose. A few small branches simi- lar to the main stem usu- ally present. C. 5:436. 11 very interesting and rare plant in Amer. Best grown only under glass. Often mistaken for a cactus. DD. Spines formed of the sterile peduncles. 26. cereifbrmis, Linn. (E. erdsa, Willd.). Erect, 3 ft. or mor
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