dcsimg

Comprehensive Description

provided by North American Flora
Manettia lygistum (L.) Sw. Prodr. 37. 1788
Petesia Lygistum L. Syst. Nat. ed. 10. 894. 1759.
Lygistum axillare Lam. Tab. Encyc. 1: 286. 1791.
Gonzalea Lygistum Schultes, in R. & S. Syst. Veg. Mant. 3: 132. 1827.
Manettia lygistoides Griseb. Mem. Am. Acad. II. 8: 505. 1862.
Manettia Lygistum lygistoides K. Schumann, in Mart. Fi. Bras. 6 6 : 180. 1889.
Stems herbaceous or suffrutescent at the base, stout, angulate, retrorse-pilose, puberulent, or glabrate, the internodes usually short; stipule-sheath short, the lobes acute or truncate, glandular-ciliate; petioles stout, 2-10 mm. long; leaf-blades usually rounded-ovate, sometimes ovate or lance-ovate, 2-4.5 cm. long, 1-3 cm. wide, broadly rounded or subcordate at the base, acute or acuminate or sometimes very obtuse or rounded and subcuspidate, usually coriaceous, lustrous above, glabrous, the primary veins usually impressed, sparsely sordid-villous beneath along the veins, the lateral veins very prominent, arcuate, the secondary veins usually prominently reticulate on both surfaces, the margins often revolute; inflorescence usually axillary, cymose, 3-5-flowered or sometimes 1-flowered, the cymes short-pedunculate, the pedicels 2-5 mm. long; hypanthium 3 mm. long, sparsely viscid-villosulous or glabrate, the 4 calyxlobes ovate or triangular, 1.5-2.5 mm. long, acute, viscid-ciliate, alternating with small teeth; corolla blue, subsalverform, more or less villosulous outside, the tube stout, 10-12 mm. long, villous within in the upper part, the lobes deltoid-ovate, about 4 mm. long, acutish, minutely papillose within; stamens inserted in the corolla-throat, exserted, the anthers 1-1.5 mm. long; capsule about 4 mm. in diameter, coriaceous, blue or blackish; seeds 1-2 mm. long, dark-brown.
Type locality: Jamaica.
Distribution: Mountains of Cuba, Jamaica, and Haiti; also in Venezuela and the Guianas.
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bibliographic citation
Paul Carpenter Standley. 1921. RUBIALES; RUBIACEAE (pars). North American flora. vol 32(2). New York Botanical Garden, New York, NY
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