Part 2, 1915] CARDUACEAE : HELENIEAE 145 



9. Flaveria anomala B. L. Robinson, Proc. Am. Acad. 27: 178. 



1892. 



A glabrous annual herb; stem 1-2 dm. high, striate, angulate, much branched; leaves 

 linear or lance-linear, acute, 4-5 cm. long, 3-5 mm. wide, slightly connate at the base; heads 

 usually 1 -flowered, numerous in dense almost capitate clusters; flower either ligulate or tubular; 

 bracts 5, lance-linear or oblong, unequally broad, in fruit tuberous-thickened below, 3 mm. 

 long; ligule 3 mm. long, 2 mm. wide; corolla of the hermaphrodite flower 2.5 mm. long; 

 tube somewhat glandular-puberulent, slightly shorter than the throat; achene fully 1.5 mm. 

 long. 



Type locality: Vanegas, San Luis Potosi. 

 Distribution: San Luis Potosi. 



10. Flaveria ramosissima Klatt, Leopoldina 23 : 146. 1887. 



Flaveria angustifolia ramosissima Klatt, Leopoldina 23: 146. 1887. 



An annual herb; stem 2-5 dm. high, striate, diffusely branched, glabrate below, villous 



above; leaves linear or linear-lanceolate, acute, remotely dentate, 1-ribbed, 2.5-5 cm. long, 



about 2 mm. wide, connate at the base; inflorescence corymbiform; peduncles and pedicels 



winged; heads 5-flowered; involucral bracts 5, oblong, 3 mm. long, the calyculate ones evident, 



but short; ligule 3 mm. long, 1.5 mm. wide; disk-flowers about 4; corollas 2 mm. long; tube 



rather shorter than the throat; ray-achene 1.5 mm. long; disk-achenes 1 mm. long. 



Type locality: Tehuacan, Puebla. 

 Distribution: Puebla. 



11. Flaveria latifolia (J. R. Johnston) Rydberg, sp. now 



Flaveria linearis latifolia J. R. Johnston, Proc. Am. Acad. 39: 289. 1903. 



An annual herb; stem greenish or reddish, striate, glabrate, 5-10 dm. high; leaves 

 linear to linear-lanceolate, acute, serrulate or entire, connate at the base, 2.5-10 cm. long, 

 5-30 mm. wide; heads in rather small glomerules, arranged in an open corymb; involucral 

 bracts 5, elliptic-oblong, 3.5-4 mm. long, the calyculate ones minute or wanting; ligule 2.5 

 mm. long, 1 mm. wide; disk-flowers 2-5; corollas 2.5 mm. long; tube glandular-puberulent, 

 about equaling the throat; achenes 1.5 mm. long. 



Type locality: Lake Worth, near Palm Beach, Florida. 

 Distribution: Florida; Yucatan (?). 



12. Flaveria linearis Lag. Gen. & Sp. Nov. 33. 1816. 



Flaveria maritime H. B. K. Nov. Gen. & Sp. 4: 285. 1820. 

 Selloa nudata Nutt. Am. Jour. Sci. 5: 300. 1822. 

 Flaveria tenuifolia Nutt. Jour. Acad. Phila. 7: 81. 1834. 

 Gymnosperma nudatam DC. Prodr. 5: 312. 1836. 



An apparently perennial plant, shrubby at the base ; stem from erect to prostrate, much 

 branched, 2-8 dm. high, striate, glabrous; lower internodes short and with persistent leaf- 

 bases; leaves linear, connate and even vaginate at the base, entire, 2-10 cm. long, 1-4 mm. wide; 

 inflorescence irregular; heads in smaller or larger glomerules, 3-5-fiowered; involucral bracts 

 5, equal, 3 mm. long, the calyculate ones minute; ray-flower usually present; ligule oval, fully 

 2 mm. long; disk-flowers 2-4; corollas 2.5 mm. long; tube glandular-puberulent, scarcely 

 longer than the throat; achenes 2 mm. long. 



Type locality: Havana. Cuba. 



Distribution: Florida, Bahamas, and Cuba; Yucatan. 



13. Flaveria pubescens Rydberg, sp. now 



A tall annual (?) herb; stem rather simple, 5-10 dm. high, angled, striate, more or less 

 hirsute-villous; leaves linear to lance-linear, attenuate, 5-10 cm. long, tapering from the com- 

 paratively broad connate base, 1-3-ribbed, short-villous on both sides; inflorescence rather 

 open, cymose; heads about 10-flowered; involucral bracts 5, oblong, 4 mm. long, the calyculate 



