Leucothoe myrsinifolia A. Richard in Sagra, Hist. Fis. Pol. Nat. Cuba 11: 74. 1850 [1851]. Lyonia jamaicensis (Swartz) D. Don var. myrsinifolia (A. Richard) Grisebach, Cat. pl. Cub. 50. 1866. Andromeda jamaicensis Swartz var. myrsinifolia (A. Richard) Gomez de la Maza, Anal. Hist. Nat. Madrid 19: 250. 1890. Xolisma myrsinifolia (A. Richard) Small, N. Amer. Fl. 29(1): 68. 1914. Lyonia myrsinifolia (A. Richard) Urban, Repert. Sp. Nov. 22: 45. 1925. Type. Cuba. Oriente: Cerro de Cobre, Santiago de Cuba, Jul 1844, J. Linden 2056 (holotype, P; frag. of holotype, F; isotype, P; frag. of isotype, L).Evergreen shrub to ca. 3 m tall, with gray, longitudinally furrowed bark; twigs moderately angled, slender, moderately lepidote, otherwise glabrous to densely pubescent; buds ovoid, 1-2 x 0.8-1.2 mm. Leaf blades elliptic to ovate or obovate, 2.5-7 x 0.9-3.5(-4.5) cm, ± flat, coriaceous, ca. 0.3-0.4 mm thick; base attenuate, narrowly to broadly cuneate or occasionally rounded; apex acute to rounded, truncate, or very slightly acuminate; margin plane to slightly revolute, apical portion entire to clearly and irregularly toothed, basal portion entire to sinuous; venation brochidodromous, 3o veins ± reticulate; adaxial surface lepidote but scales usually quickly deciduous, sparsely to moderately pubescent on midvein, especially basal portion ,the 3o and higher order veins visible to obscure, the 2o veins usually visible, more prominent than 3o veins, often clearly connected in a series of arches (obscure), not depressed; abaxial surface moderately lepidote, otherwise densely to moderately pubescent (sparsely pubescent near margin or apex of blade), the 3o and higher order veins ± flat or nearly so, slightly and laxly reticulate to obscure, the 2o veins usually visible and connected together in series of arches or occasionally obscure; scales rust colored, becoming whitish with age, deciduous to persistent, ca. 0.08-0.27 mm in diameter, erose to entire; petiole 3-10 mm long, lepidote, otherwise pubescent adaxially or all around; flower buds ± intermixed with vegetative buds. Inflorescences fasciculate, ca. 3- to 12-flowered; pedicels clearly articulated with calyx, slender, 3.5-10 mm long, lepidote, with scales light orange to whitish, otherwise glabrous to sparsely pubescent; bracteoles subopposite, basal or nearly so, narrowly triangular, 0.5-1.6 mm long; floral bracts to ca. 2 mm long. Flowers (4-) 5- (6-)merous; calyx lobes triangular, with acute to acuminate apices, 1-2.5 x 0.7-1.4 mm, adaxial side sparsely pubescent, especially near apex, abaxial side lepidote, otherwise glabrous or very sparsely pubescent near base; corolla cylindrical to long-urceolate, white, 4-7.5 x (2.5-)3-5 mm, abaxially sparsely lepidote; filaments roughened, 3-5.5 mm long, unappendaged or with minute spurs near anther-filament junction; anthers 0.7-1.5 mm long; ovary lepidote, otherwise pubescent, placentae ± subapical. Capsules ovoid to ellipsoid, 3.5-7.5 x 3-4.5 mm, sparsely lepidote, otherwise sparsely pubescent, especially near base, the pale, very thick sutures separating as unit from adjacent valves; seeds 2-4 mm long.Xolisma brittonii Small, N. Amer. Fl. 29(1): 71. 1914. Lyonia brittonii (Small) Urban, Repert. Sp. Nov. 22: 41. 1925. Type. Cuba. Oriente: vicinity of El Cuero, 400 m, 18-19 Mar 1912, Britton & Cowell 12773 (holotype, NY; isotypes, F, GH, HAC, n.v., NY, US).
Lyonia acutata Urban, Repert. Sp. Nov. 22: 44. 1925. Type. Cuba. Oriente: Sierra Maestra, Pinal, Santiago de Cuba, Apr 1844, J. Linden 1694, in part (holotype, B, n.v., destroyed).
Lyonia papayoensis Urban, Repert. Sp. Nov. 22: 44. 1925. Type. Cuba. Oriente: in Sierra Maestra, Pinar de Papayo, ca. 700 m, 22 Jun 1918, Ekman 9250 (holotype, S; frag. of holotype, NY).
Lyonia bayamoensis Urban, Repert. Sp. Nov. 22: 43. 1925. Type. Cuba. Oriente: nr. Bayamo in Pinar de Corojo, ca. 400 m, 22 Mar 1915, Ekman 5060 (holotype, S; isotypes, NY, S).
Distribution. Endemic to Cuba (Prov. Oriente,
Sierra Maestra), in pinelands (Pinus maestrensis) and thickets,
at ca. 400-700(?) m alt. Flowering ± throughout year.