Sinclairia hypochlora (S. F. Blake) Rydb.

Sinclairia hypochlora (Blake) Rydberg
Liabum hypochlorum Blake, Contr. Gray Herb. 53: 27. 1918.
A shrub, 2 m. high, scarcely branched below the inflorescence; stem when young darkbrown, densely glandular and sparsely pilose; petioles 2.5-4 cm. long, glandular-puberulent; leaf-blades broadly deltoid-ovate, short-acuminate, obscurely denticulate, abruptly contracted at the base, only slightly decurrent, 3-ribbed, green on both sides, glandular-puberulent, sparsely pilose on the veins, 10-13 cm. long, S— 12 cm. wide; panicle more or less leafy, 1.5 dm. long, 1.8 dm. wide; involucre turbinate-campanulate, 7-8 mm. high, S mm. broad, about 15-flowered; bracts in 4 series, glandular-puberulent and pilose, acutish, the outer ovate, the inner lanceolate; ray-flowers 5, pistillate and fertile; corolla-tube 4 mm. long, the ligule 3 mm. long; diskcorollas orange, S mm. long, the tube gradually enlarging into the throat; achenes 5-angled, puberulcnt; pappus-bristles 7 mm. long, scabrous, the outer squamellae subulate, very short.
Type locality: San Filipe, Retalhuleu, Guatemala. Distribution: Known only from the type locality.