FLOWERING PLANTS AND FERNS OF ARIZONA 679 



8. Gentiana thermalis Kuntze, Rev. Gen. PL 2: 427. 1891. 



Gentiana elegans A. Nels., Torrev Bot. Club Bui. 25: 276. 



1898. 

 Anthopogon elegans Rydb., Torrey Bot. Club Bui. 33: 148. 



1906. 



Pinaleno Mountains, Graham County, 9,000 feet (Rothrock 751, 

 Shreve 5370), September. Mackenzie to New Mexico and Arizona. 



9. Gentiana grandis (A. Gray) Holm, Ottawa Nat. 15: 110. 1901. 



Gentiana serrata Gunner var. grandis A. Gray, Syn. Fl. ed. 2, 



2 1 : 117. 1886. 



Huachuca and Santa Rita Mountains (Cochise and Pima Counties), 

 5,000 to 6,000 feet, rich soil in shade along brooks, September and 

 October, type from near Babocomari, Cochise County. Known oidy 

 from southern Arizona. 



Arizona's most beautiful gentian, the very large fringed corolla with 

 a violet -purple limb and white throat veined with purple. It is 

 evidently closely related to the Mexican G. superba Greene. 



10. Gentiana heterosepala Engelm., Acad. Sci. St. Louis Trans. 2: 



215. 1853. 



Amarella heterosepala Greene, Leaflets 1: 53. 1904. 



Kaibab Plateau, Grand Canyon, and San Francisco Peaks (Coco- 

 nino Countv), White Mountains (Apache and Greenlee Counties), 

 7,000 to 11,000 feet, June to September. Colorado, Utah, New 

 Mexico, and Arizona. 



11. Gentiana wrightii A. Gray, Syn. Fl. ed. 2, 2 1 : 118. 1886. 

 Known in Arizona only from the type collection, in Santa Cruz 



County near Santa Cruz, Sonora (Wright 1659), flowering in autumn. 

 Southern Arizona and northern Mexico. 



12. Gentiana wislizeni Engelm., Acad. Sci. St. Loms Trans. 2: 215. 



1853. 

 Sierra Blanca (White Mountains), Apache County (Rothrock 799), 

 Chiricahua Mountains, Cochise County (Blnmer 1414, Eggleston 

 10819), 7,000 to 8,000 feet, openings in pine forest, September and 

 October. Southeastern Arizona and northern Mexico. 



13. Gentiana microcalyx Lemmon ex Engelm., Amer. Acad. Arts and 



Sci. Proc. 17: 222. 1881. 

 Chiricahua and Huachuca Mountains (Cochise County), Rincon, 

 Santa Rita, and Santa Catalina Mountains (Pima County), 6,000 to 

 7,500 feet, frequent in rich soil in canyons, August to October, type 

 from the Chiricahua Mountains (Lemmon). Known only from 

 southern Arizona. 



14. Gentiana strictiflora (Rydb.) A. Nels., Bot. Gaz. 34: 26. 1902. 



Gentiana acuta Michx. var. strictiflora Rvdb., N. Y. Bot. Gard. 



Mem. 1: 309. 1910. 

 Amarella strictiflora Greene, Leaflets 1: 53. 1904. 



Kaibab Plateau and vicinity of Flagstaff (Coconino County), 

 White Mountains (Apache and Greenlee Counties), 7,200 to 11,500 

 feet, mountain meadows and forests, August to September. Sas- 



