Sinclairia klattii (B. L. Rob. & Greenm.) H. Robins. & Brettell

Sinclairiopsis klattii (Rob. & Greenm.) Rydberg
Liabum Klattii Rob. & Greenm. Am. Jour. Sci. III. 50: 156. 1895.
A shrub 5-7 mm. high; branches terete, at first arachnoid-tomentose, in age glabrous, fleshy, recurving; leaves fallen at the time of anthesis; petioles 5 cm. long or less; blades deltoid-ovate, acuminate, mucronate-dentate, cuneate at the base, glabrous above, arachnoidtomentose beneath, 10-15 cm. long, 3-ribbed above the base; inflorescence thyrsoid; heads discoid; involucre turbinate, 13-15 mm. high and fully as broad; bracts glandular-hirsute and slightly arachnoid; corollas bright-yellow, 13-14 mm. long, subcylindric, scarcely expanding upwards, the lobes lance-linear, acute, nearly 3 mm. long, recurved-spreading; anthers 5 mm. long; style-branches 3 mm. long; achenes hirsute, indistinctly ribbed, 4 mm. long; pappusbristles 30 or more, straw-colored, 12-14 mm. long.
Type locality: Monte Alban, Oaxaca. Distribution: Oaxaca and Veracruz.