provided by North American Flora
Pentodon pentander (Schum. & Thonn.) Vatke, Oesterr. Bot Zeits. 25: 231. 1875.
Hedyotis pentandra Schum. & Thonn. Beskr. Guin. PI. 71. 1827. Oldenlandia pentandra DC. Prodr. 4: 427. 1830. Oldenlandia macrophylla DC. Prodr. 4: 427. 1830. Pentodon decumbens Hochst. Flora. 27: 552. 1844.
Stems stout, 2-10 dm. long, much branched, the internodes longer than the leaves; stipules 3 mm. long or shorter, often cuspidate; petioles very short, most of the leaves sessile; leaf-blades lanceolate, lance-oblong, or narrowly oblong-elliptic, 1.5-6.5 cm. long, 0.4-2 cm. wide, rounded or obtuse at the base, usually gradually attenuate to the acuminate apex, sometimes subobtuse, bright-green above, pale beneath, the costa prominent, the lateral veins obsolete; peduncles slender, mostly as long as the leaves, the flowers few, racemose, the pedicels slender, 1 cm. long or shorter, refracted after anthesis; hypanthium at an thesis about 1 mm. long, the calyx-teeth shorter, triangular, acuminate; corolla about 3 mm. long, pilose within; capsules 2.5-3.5 mm. long and broad; seeds minute, brown, scrobiculate.
Type locality: Guinea.
Distribution: Adventive in Guadeloupe; native of tropical and subtropical Africa.
- bibliographic citation
- Paul Carpenter Standley. 1918. RUBIALES; RUBIACEAE (pars). North American flora. vol 32(1). New York Botanical Garden, New York, NY