102 PROCEEDINGS OF THE AMERICAN ACADEMY 



Geindelia costata, Gray, I. c. 208. In Mexico (472). 



Heterotheca Lamarckii, DC. {H. scabra, DC.) At Laredo, on 

 the Rio Grande, Texas (491), and at Monterey, Nuevo Leon (481). 



Heterotheca Chrysopsidis, DC. (?) At Saltillo, Coahuila 

 (492). 



Chrysopsis villosa, Nutt., var. canescens, Gray. In "Western 

 Texas (482), and a form also from Lerios, Coahuila (480). 



Chrysopsis pilosa, Nutt. Southwestern Texas (2077). 



Xanthisma Texanum, DC. In Western Texas (746, 747). 



Aplopappus rubiginosus, Torr. & Gray, var, {A. phylloceph- 

 alus, DC.) At Corpus Christi, Texas (473). 



Aplopappus spinulosus, DC. At Monterey, Nuevo Leon (474), 

 and Soledad, Coahuila (477). 



Aplopappus divaricatus, Gray. From several localities in 

 Southwestern Texas (475, 476, 478, 479). 



BiGELOViA veneta, Gray. At Parras, Coahuila (483) ; 375 

 Parry & Palmer. 



Bigelovia Drummondii, Gray, var. (?) At Guadalupe, Texas 

 (486), and at Soledad, Coahuila (485). The specimens may belong 

 to B. Wrightii, Gray. 



Bigelovia coronopifolia, Gray. At Eagle Pass, Texas (487). 



SoLiDAGO Canadensis, Linn., var. canescens, Gray. At San 

 Antonio, Texas (488). 



SoLiDAGO NEMORALis, Ait. Southwestern Texas (2076). Also 

 var. INCANA, Gray. In the Sierra Madre, south of Saltillo (489) ; a 

 rigid form. 



SoLiDAGO VELUTiNA, DC. At Parras, Coahuila (490). 



Aphanostephus humilis, Gray. Between the Frio and Nueces 

 Rivers, Texas (494), and at Monclova, Coahuila (529) ; 378 Parry 

 & Palmer. 



Aphanostephus Arkansanus, Gray. At Sutherland Springs 

 (497), and at Bluffton, Texas (523). Also var. Hallii, Gray; at 

 Corpus Christi, Texas (502). 



Aphanostephus ramosissimus, DC. In Southwestern Texas 

 (521), and at Juraz, Coahuila (532). 



TowNSENDiA Mexicana, Gray. At Saltillo, Coahuila (499). 



Ch^topappa (Distasis) modesta. Gray. At various localities 

 in Mexico (500, 503 to 508). 



Psilactis brevilingulata, Schultz Bip. In the Sierra Madre, 

 south of Saltillo (515, 528). 



DiCHiETOPHORA CAMPESTRis, Gray. At Monterey (501). 



