202 | COMPOSITA. 
11. Bidens decolorata, H. B. K. Nov. Gen. et Sp. iv. p. 233. 
South Mexico, between Capula and Valladolid, Michoacan, at about 6500 feet 
(Humboldt & Bonpland). 
12. Bidens dondizefolia, Less. in Linnea, v. p. 155. 
South Mexico, near Vera Cruz (Schiede & Deppe). 
13. Bidens exaristata, DC. Prodr. v. p. 600. 
Mexico, between Vittoria and Tula (Berlandier, 2220). 
14. Bidens ferulefolia, DC. Prodr. v. p. 603. 
Coreopsis ferulefolia, Jacq. Hort. Scheenb. t. 375; Bot. Mag. t. 2059. 
Sour Mexico, Guadalupe &c., valley of Mexico (Bourgeau, 502; Schaffner, 231 ; 
Gregg, 48, 397). Hb. Kew. 
15. Bidens feeniculifolia, DC. Prodr. v. p. 603. ° 
Norta Mexico, Sonora (Thurber), Sonoita valley, 8. Arizona (Rothrock); Sourn 
Mexico, west of Guanajuato (Mendez). Hb. Kew. 
16. Bidens grandiflora, Balb. Cat. Hort. Taur. 1812, p. 19; DC. Prodr. v. 
p- 602. 
Bidens odorata, Dum. Cours Bot. Cult. iv. p. 241, nec Cav. 
Coreopsis diversifolia, Jacq. Eclog. p. 80, t. 54. 
Cosmea lutea, Sims, Bot. Mag. t. 1689. 
SourH Mexico, around the city of Mexico (Berlandier, 1168), San Nicolas &c., valley 
of Mexico (Bourgeau, 956; Schaffner, 232). Hb. Kew. 
17. Bidens helianthoides, H. B. K. Nov. Gen. et Sp. iv. p. 230; DC. Prodr. v. 
p- 595. 
Kerneria helianthoides, Cass. Dict. xxiv. p. 399. 
South Mexico, Yotla (Andrieua, 312), Mexicalcingo, Guadalupe, and Tacubaya 
(Bourgeau, 510, 382, 147).—Also widely dispersed in Sourn America. Hb. Kew. 
18. Bidens heterophylla, Ort. Dec. p. 99, t. 12; DC. Prodr. v. p. 597. 
Bidens arguta, H. B. K. Nov. Gen. et Sp. iv. p. 231. 
Norta Mexico, region of San Luis Potosi, 6000 to 8000 feet (Parry & Palmer, 487), 
Sonora (Wright)?; Sourn Mexico, San Nicolas, Tacubaya &c., valley of Mexico 
(Bourgeau, 382, 382 bis, 957, 851, 263), Orizaba (Bourgeau, 3085; Sallé), near 
Valladolid, at 6000 feet (Humboldt & Bonpland), Real del Monte (Coulter, 347), 
Cordillera of Guichilaca &c. (Berlandier).—Southward to Citi and BuENos AYRES. 
Hb. Kew. | 
19. Bidens hirtella, H.B.K. Nov. Gen. et Sp. iv. p. 232. 
Mexico ? 
20. Bidens longifolia, DC. Prodr. v. p. 597. 
Mexico (Berlandier, Alaman). 
