Aphelandra haughtii Leonard

Aphelandra haughtii Leonard

Aphelandra haughtii Leonard, Contrib. U.S. Nat. Herb. 31: 239. 1953.

Slender shrubs to 4 m high; stems terete, subquadrangular toward tip, densely hirsute, the hairs to 1.5 mm long, sordid, the lower portions glabrate, gray, minutely roughened by the scars of the fallen hairs; leaf blades elliptic-oblong or broadly oblanceolate, 18–21 cm long, 6–9.5 cm wide, slenderly or shorter acuminate, narrowed at base and decurrent on the petiole, subcoriaceous, entire, the upper surface drying brownish green, sparingly hirsute, the costa and lateral veins (10–14 pairs) flat or slightly raised, inconspicuous, densely hirsutepilose, the lower surface drying slightly lighter than the upper, the pubescence similar to upper surface except hairs slightly shorter; petioles (unwinged portion) 3–15 mm long, hirsute-pilose; spikes terminal, solitary or several, sessile or subsessile, to 6 cm long, about 8 mm broad, the rachis glabrous to glabrate; bracts imbricate, rhombicovate, 5 mm long and 4.5 mm wide, obtuse or rounded at apex, entire, coriaceous, subappressed, glabrous to sparingly hirsute toward tip, the margins of the upper half sparingly ciliolate, ocelli usually 6, elliptic, dark brown, 1 mm long and 0.75 mm wide, closely crowded or even overlapping; bractlets ovate, oblique, 4 mm long, and 2 mm wide, acuminate, glabrous to sparingly puberulous toward tip, subcarinate at base; calyx glabrous, 7 mm long, the posterior segment narrowly ovate, 4 mm wide, acute, the anterior pair lanceolate, 2 mm wide, acuminate, the lateral pair lanceolate, 1.5 mm wide, acuminate, all of the segments striate-nerved and inconspicuously scurfy at tip, the costa more prominent than the lateral nerves; corolla scarlet, papillose-puberulous, 7 cm long, the tube straight or sometimes slightly curved, subcylindric, about 2 mm broad at base, 6 mm broad at mouth, the upper lip elliptic, 20 mm long and 8 mm wide, bilobed, the lobes triangular, 10 mm long and 5 mm wide at base, slenderly acuminate, the tips spreading, the middle lobe of the lower lip spreading, oblong-elliptic, 27 mm long, 7 mm wide, acuminate, the lateral lobes 6 mm long, partly adnate to the upper lip, the free portion triangular, 1.5 mm long and 1 mm wide, rounded; stamens almost reaching the tip of the upper lip; anthers 7 mm long and 1 mm broad, mucronate at base; capsules not seen.

TYPE.—O. Haught 1948 (holotype US), Colombia, Santander, at foot of the Cerro Armas, 300 m alt, 29 Jul 1936.

DISTRIBUTION.—Known only from around the type-locality. COLOMBIA. SANTANDER: Along the Aguas Blancas Creek, about 25 km S of El Centro, vicinity of Barranca Bermeja, 100 m alt, 20 Nov 1936. Haught 2086 (US).

Aphelandra haughtii là một loài thực vật có hoa trong họ Ô rô. Loài này được Leonard mô tả khoa học đầu tiên năm 1953.