2. Neriacanthus lehmannianus (Lindau) Lindau Aphanandrium lehmannianum Lindau; Engl. & Prantl, Pflanzenfam IV, 3b: 323, 1895. Named in honor of F. C. Lehmann, a collector of Costa Rican, Guatemalan, and Colombian plant specimens. Neriacanthus lehmannianus Lindau, in Urb. Symb. Antill, 2: 209. 1900. Here, in an observation under N. purdicanus Benth., Lindau combines the genus Aphanandrium with Neriacanthus, and cites Lehmann's 7852 from Ecuador as type of the species. Herbs, sometimes woody at base; stems usually simple, erect or ascending, terete or subquadrangular at tip, glabrous below, the upper portions more or less puberulous, the hairs minute, sordid, variously curved; leaf blades oblong-elliptic to oblanceolate, up to 13 cm. long and 4 cm. wide, acuminate or acute, narrowed at base, chartaceous, entire or undulate, the upper surface drying blackish, glabrous, minutely faveolate under lens, the costa and lateral veins (8 to 12 pairs) obscure, the lower surface drying olive, puberulous, the hairs sordid; petioles 1 to 1.5 cm. long, puberulous; flowers borne in peduncled spikes 3 to 6 cm. long and 1 to 1.5 cm. broad, the spikes terminal, solitary or in 2's or 3's, the peduncles 1 to 4 cm. long, these and the rachis quadrangular, glabrous or nearly so; bracts obovate, the larger and lowermost about 15 mm. long and 7 mm. wide, successively smaller toward tip of spike, all obtuse, more or less chartaceous, glabrous, irregularly and sparingly serrate, pink in living plants, drying reddish brown; bractlets narrowly lanceolate, 5 to 5.5 mm. long, about 0.75 mm. wide, gradually narrowed to a subulate tip, glabrous, carinate, striate-nerved, the costa prominent; calyx 6 to 6.5 mm. long, the segments linear-lanceolate, gradually narrowed to a subulate tip, the posterior segment 1 mm. wide, the lateral ones 0.5 mm. wide, and the anterior pair 0.75 mm. wide, all glabrous and striate-nerved; corolla white, or yellow proximally, glabrous, 1.5 to 2 cm. long, the tube 12 mm. long, 1 mm. broad at base, enlarged to 1.75 mm. at 3 mm. above base, thence gradually narrowed to 1 mm. at mouth, the upper portion subcylindric, the limb about 1 cm. broad, the lobes elliptic or obovate, emarginate, the posterior lobe 6 mm. long, 5 mm. wide, the lateral and anterior brous, nitid, minutely punctate, 4-seeded, the solid basal portion about 3 mm. long and 2 mm. broad, the seed brown, the retinacula 2 mm. long, rounded and cucullate at tip. Damp woods or clearings on the higher mountain slopes or summits. The specimens cited were collected from 1,700 to 2,900 meters. Colombia to Peru. CALDAS: La Linea, Quindío, Dryander 2140 (US). CAUCA: Between Timbiqui and Micay, Lehmann B. T. 449 (NY). EL VALLE: La Cumbre, Hazen & Killip 11152 (Ph, NY, US); Pennell & Killip 5789 (Ph, NY, US). San Antonio, Dryander 2288 (Valle); Killip & García 33678 (US), 33889 (US). Calf, Lehmann 2966 (US). Cuesta de Tocotá, on road from Buenaventura to Cali, Pittier 610 (US). DEPARTMENT (?): Sommet de la Cordillera Occidental, Langlassé 44 (US).