Comprehensive Description

provided by North American Flora
Pittoniotis trichantha Griseb. Bonplandia 6: 8. 1858
Anlirrhoea trichantha Hemsl. Biol. Centr. Am. Bot. 2: 42. 1881.
A small tree, sometimes 7 meters high, with a trunk 25 cm. in diameter, the bark lightgray, rather smooth, the branches stout, dark reddish-brown, the branchlets thick, densely leafy, densely short-pilose with grayish, appressed or ascending hairs; stipules narrowly or broadly triangular, 5-11 mm. long, acuminate or attenuate, finely appressed-pilose outside, sericeous within, usually persistent; petioles slender, 0.6-3 cm. long, puberulent or short-pilose; leaf -blades elliptic-oblong, oval-elliptic, oval, broadly ovate, or rhombic-orbicular, 5.5-14.5 cm. long, 2.5-7 cm. wide, abruptly short-acuminate, rounded to acuminate at the base, green above, at first appressed-pilose with short stiff hairs, glabrate in age, beneath paler, finely grayishsericeous, usually short-pilose on the nerves, the costa and lateral nerves prominent, the latter 5-9 on each side, ascending at an acute angle, the transverse veins prominent and laxly reticulate, the margin plane; panicles laxly branched, 3-7 cm. broad or larger, the ultimate branches short or elongate, densely short-pilose, the slender peduncles 2.5-8 cm. long; calyx and hypanthium 1.3 mm. long, densely pilose with short sordid hairs, the calyx-lobes deltoid, acute or acutish; corolla 4—5 mm. long, loosely tomentose outside, white, the lobes equaling or longer than the tube, tomentulose within; anthers 1.5-2 mm. long; fruit 5-6 mm. long, 3 mm. thick, sparsely appressed-pilose.
Type locality: Panama.
Distribution: In forest, Panama and northern coast of Colombia.
bibliographic citation
Paul Carpenter Standley. 1934. RUBIALES; RUBIACEAE (pars). North American flora. vol 32(3). New York Botanical Garden, New York, NY
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