Liabum umbellatum (L.) Sch. Bip.

Liabum umbellatum (L-) Schultz-Bip. Jour. Bot. 1: 236. 1863
Amelias umbellatus L. Syst. Nat. ed. 10. 1225. 1759.
Starkea umbellata Willd. Sp. PI. 3: 2216. 1804.
Andromachia Poileaui Cass. Bull. Soc. Philom. 1817: 184. 1817.
Liabum Brownei Cass. Diet. Sci. Nat. 26: 203. 1823.
A perennial, 4-7 dm. high, leafy below the middle, the upper leaves usually more or less crowded; stem floccose; petioles 2-7 cm. long, clasping and slightly connate at the base, more or less winged especially above; blades ovate or oval, 6-15 cm. long, pinnately veined, sinuately dentate, decurrent at the base, acute at the apex, loosely floccose and in age glabrate above, whitetomentose beneath; main peduncle 1-2 dm. long, sometimes with a pair of small leaves above; inflorescence often trichotomous, each branch bearing a corymbose or subumbellate cluster; individual peduncles 2-6 cm. long; involucre broadly campanulate, about 1 cm. high and 10-15 mm. broad; bracts imbricate in 5-6 series, lanceolate, acute, the outer successively shorter and broader, puberulent, somewhat floccose below; tube of the ray-corollas very slender, about 8 mm. long, the ligule 4—6 mm. long, less than 0.5 mm. wide; style-branches 2.5-3 mm. long; corolla of the disk-flowers about 8 mm. long, the tube fully 4 mm. long, the throat narrowly funnelform, the lobes linear-lanceolate, 2 mm. long; achenes 2 mm. long, hispidulous; inner pappus-bristles about 20, about 7 mm. long, tawny, scabrous-hispidulous, the outer very few and minute.
Type locality: Jamaica. Distribution: Jamaica and Cuba (?).