60 SUPPLEMENT. 



[iip. 216.] 6. Flaveria repanda, Lag.; S. Wats, in Proc. Am. Acad, xviii. 

 p. 107. 



North Mexico, near Parras, Coahuila (Palmer, 686). 



[ii. p. 216.] 3*. Porophyllum ervendbergii, A. Gr. in Proc. Am. Acad. xix. 

 p. 35. 



Porophyllum ellipticum, var., A. Gr. in Proc. Am. Acad. v. p. 184. 

 South Mexico, Wartenberg, Tantoyuca (Ervendberg, 75). 



[ii. p. 216.] 3**. Porophyllum filifolium, A. Gr. in Proc. Am. Acad. xix. p. 35 ; 

 S. Wats, in op. cit. xviii. p. 107. 



Noeth Mexico, in the Sierra Madre, south of Saltillo (Palmer, 688). 



[ii. p. 216.] 3***. Porophyllum gracile, Benth. Bot. Voy. < Sulphur,' p. 29 ; 

 A. Gr. in Proc. Am. Acad. xix. p. 36. 



Lower California. — Mexico (Coulter, 449) 1 



[ii. p. 217.] 6. Poropliylllim linaria, DC. ; A. Gr. in Proc. Am. Acad. xix. 

 p. 36. 



To this Dr. Gray refers the numbers enumerated under our Porophyllum, sp. 17. 



[ii. p. 217.] 9. Porophyllum macrocephalum, DC. ; S. Wats, in Proc. Am. 

 Acad, xviii. p. 108. 



North Mexico, Soledad (Palmer, 704). 



[ii. p. 217.] 12. Porophyllum SCOparium, A. Gr. ; S. Wats, in Proc. Am. Acad, 

 xviii. p. 108. 

 North Mexico, at Parras, Saltillo, and Monterey (Palmer, 690 to 694). 



[ii. p. 218.] 1. MlCOlletia edwardsii, A. Gr.; S. Wats, in Proc. Am. Acad, 

 xviii. p. 108. 



North Mexico, Monclova, Coahuila (Palmer). 



ii. p. 218, seventeen lines from bottom, for Dyssodia read Dysodia. 



[ii. p. 219.] 1. DySOdia appendiculata, Lag. ; A. Gr. in Proc. Am. Acad. xix. 

 p. 38. 



Aster americana, Houst. Reliq. t. 18. 

 Aster aurantius, Linn. Sp. PI. ed. 1, p. 877. 



Clomenocoma aurantia, Cass. Diet. ix. p. 436, et lix. p. 56; DC. Prodr. v. p. 641. 

 Clappia aurantiaca, Benth. in Hook. Ic. PI. t. 1104?, fide A. Gr. 



[ii. p. 219.] 3. DySOdia grandiflora, DC. ; A. Gr. in Proc. Am. Acad. xix. 

 p. 38. 



The synonyms quoted under this belong to a distinct species, Dysodia montana, 

 A. Gr. 



