FLOWERING PLANTS AND FERNS OF ARIZONA 891 



9. Brickellia oblongifolia Nutt., Amer. Phil. Soc. Trans, ser. 2, 7: 



288. 1840. 



Coleosanthus oblongifolius Kuntze, Rev. Gen. PL 1: 328. 1891. 



The species is represented in Arizona by var. linijolia (D. C. Eaton) 

 Robinson. Apache County to eastern Mohave County, 4,500 to 

 6.500 feet, May and June (September). Colorado to New Mexico, 

 west to Nevada and southeastern California. 



10. Brickellia atractyloides A. Grav, Amer. Acad. Arts and Sci. Proc. 



8: 290. 1870. 



Coleosanthus atractyloides Kuntze, Rev. Gen. PL 1: 328. 1891. 



Grand Canyon (Coconino County), and Gila, Mohave, and Yuma 

 Counties, up to 3,500 feet, March to May (September). Southern 

 Utah and Nevada, southeastern California, and Arizona. 



A small, much-branched shrub. 



11. Brickellia incana A. Grav, Amer. Acad. Arts and Sci. Proc. 7: 350. 



1868. 



Coleosanthus incanus Kuntze, Rev. Gen. PL 1: 328. 1891. 



Western Mohave County, 1,600 to 3.500 feet, sandy washes, May to 

 October. Southern California, southern Nevada, and western 

 Arizona. 



12. Brickellia betonicaefolia A. Gray, PL Wright, 2: 72. 1853. 



Coleosanthus betonicaej alius Kuntze, Rev. Gen. PL 1: 328. 1891. 



Southern Navajo County and Yavapai County to Cochise and 

 Pima Counties, 4,500 to 6,500 feet, June to October. New Mexico 

 and central Arizona to Sonora and Chihuahua. 



13. Brickellia amplexicaulis Robinson, Amer. Acad. Arts and Sci. 



Proc. 47: 199. 1911. 



Pinal, Cochise, Santa Cruz, and Pima Counties, 4,000 to 5,000 feet, 

 September and October. Southern Arizona and northern Mexico. 



The typical form has ovate-oblong leaves with a cordate-amplexi- 

 caul base. The var. lanceolata (A.Gray) Robinson, with narrowly 

 lanceolate, scarcely clasping leaves, is known only from Greenlee 

 County, where the type was collected near Clifton {Greene in 1880). 



14. Brickellia coulteri A. Gray, PL Wright, 1: 86. 1852. 



Coleosanthus coulteri Kuntze, Rev. Gen. PL 1: 328. 1891. 



Southern Yavapai County, western Gila County, and Maricopa, 

 Pinal, Pima, and Yuma Counties, up to about 4,000 feet, dry rocky 

 slopes and canyons, common, March to November. Arizona to 

 central Mexico and Baja California. 



15. Brickellia baccharidea A. Gray, PL Wright. 1: 87. 1852. 



Coleosanthus baccharideus Kuntze, Rev. Gen. PL 1: 328. .1891. 



Greenlee, Cochise, and Pima Counties, 3,500 to 5.000 feet, often on 

 limestone, September to November. Western Texas to southeastern 

 Arizona. 



