Pectis bonplandiana Kunth

Pectis bonplandiana H. B. K. Nov. Gen. & Sp. 4: 263. 1820
Pecd's ZjH«am Wind.; Less. Linnaea 6: 712. 1831.
Chthonia Bonplandiana Cass.; B. D. Jackson, Ind. Kew. 1: 532, as synonym. 1893.
A branched annual; stem erect, dichotomously branched, glabrous or nearly so, often purplish, 1-2 dm. high; leaves linear or linear-lanceolate, mucronate, entire or minutely serrulate towards the apex, 1-2.5 cm. long, 1-3 mm. wide, with 1-3 pairs of bristles near the base; glands scattered; heads solitary, terminal or in the forks; peduncles 2-3 cm. long; involucre 4-4.5 mm. high and about as broad, turbinate; bracts 6-8, linear-oblanceolate, acutish or obtuse, minutely puberulent at the tips, keeled at least half their length; ray-flowers 6-8; ligules nearly 2 mm. long, ascending, yellow or tinged with red; disk-flowers 12-15; corollas 2 mm. long; achenes 3 mm. long, pilose; squamellae of the disk-flowers 5 or 6, those of the ray-flowers 2, all lanceolate and lacerate at the base, often more or less splitting away from the awn, about equaling the disk-corollas.
Type locality: Near Quer6taro, Querfetaro. Distribution: Tamaulipas to Quer6taro and Panama.

Pectis swartziana Less. Linnaea 6: 711. 1831
P«<:/(j ciKaris Sw. Obs. 307, in part. 1791. Not P. ciliaris 1,. 1759.
Pedij jBon;iZa>!rf«a«a DC. Prodr. 5: 99, in part. 1836. Not P. Bonplandiana'a. 'B. 'K.. 1820.
Pedis patula L. f.; DC. Prodr. S: 99. as synonym. 1836.
Pedis />Hnc(a/a Sw.: DC. Prodr. 5: 99, as .synonym. 1836. Not P. punctata ]acq. 1760.
Pectis pralensis C. Wright; Sauv. Anal. Acad. Ci. Habana 6: 210. 1870.
PwO'iiini/o/ia Kuntze, Rev. Gen. 3=: 166 1898. Not P. linifolial,. 1759.
? Pec(i5 ^aHamensis Brand. Univ. Calif. Publ. Bot. 4: 192. 1911.
A slender annual; stem erect, 0.5-1 5 dm. high, dichotoniously branched, with spreading branches, glabrous, often purplish, angled; leaves linear or lance-linear, 1-3.5 cm. long, 1.5-4 mm. wide, obtuse or acute, mostly mucronate, ciliate with 1-3 pairs of bristles near the base; glands scattered, rather few; heads solitary in the forks, on peduncles 2.5-3 cm. long; involucre about 4 mm. high, 3 mm. broad; bracts 7 or 8, oblong-linear, acute or obtuse, strongly but obtusely carinate at the base; ray-flowers 6-8 (rarely 9 or 10); ligules linear-oblong, 2.5 mm. long; disk-flowers 5-7; corollas 2 mm. long; achenes 2.5-3 mm. long, appressed-pilose or glabrate; squamellae of the disk-flowers 5-10, lance-linear, distinct or connate, incised at the apex, less than 1 mm. long, some of them sometimes awned, those of the ray-flowers smaller or reduced to a crown.
Type locality: Not given, probably Jamaica. Distribution: Cuba; Jamaica; Tamaulipas to Bolivia.