Roscoea purpurea
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Standard Cyclopedia of Horticulture |
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Roscoea purpurea, Smith. Fig. 3460. About 6-12 in. high: sts. with 5-6 sessile, lanceolate lvs. : fls. few, in a sessile spike; calyx green, 1 1/2 in. long, slit deeply down one side as the fl. expands; corolla-tube rather dilated upward; limb purple, rarely pale lilac or white, upper segm. about 1 in., very cucullate, lower lanceolate, decurved; staminoid oblanceolate-unguiculate: caps, cylindric. Himalayas, Assam, and Burma. B.M. 4630. B.R. 26:61. L.B.C. 15:1404. G.C. III. 8:191. Gn. 78:159. G.W. 14, p. 370. J.F. 3:230.—A variable species, the hardiest of the genus. Var. sikkimensis, Hort. (R. sikkimensis, Hort.), is said to differ from the type in being epiphytic, in its roots and sts., and its more numerous fls. which are a different shade of purple. Himalayas. Gn. 78:159. F. Tracy Hubbard.
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References
- Standard Cyclopedia of Horticulture, by L. H. Bailey, MacMillan Co., 1963
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