FLOWERING PLANTS AND FERNS. OF ARIZONA 755 



leaves are rather persistent, becoming blanched so that, when numer- 

 ous, the plants are conspicuous among dark rocks. 



17. Cryptantha angustifolia (Torr.) Greene, Pittonia 1: 112. 1887. 



Eritrichium awgustifolium Torr., U. S. Rpt. Expl. Miss. Pacif. 5: 

 363. 1856. 



Western and southern Arizona, generally below 4,000 feet, creosote- 

 bush desert, types from near Yuma {Thomas. Du Barry). Western 

 Texas to southern Nevada, southeastern California, and northwestern 

 Mexico. 



*18. Cryptantha inaequata Johnston, Univ. Calif. Pubs. Bot. 7: 444. 

 1922. 

 Known from the Nevada bank of the Colorado River at El Dorado 

 Canyon and hence to be expected in adjacent Arizona. Deserts of 

 southern Nevada and eastern California. 



19. Cryptantha crassisepala (Torr. and Grav) Greene, Pittonia 1: 

 112. 1887. 



Eritrichium crassisepalum Torr. and Grav, U. S. Rpt. Expl. 

 Miss. Pacif. 2: 171. 1855. 



Most common in northeastern Arizona (Apache County to eastern 

 Coconino County), known also from Yavapai, Greenlee, Graham, 

 Cochise, and eastern Pima Counties (near Tucson), commonly 4,000 

 to 6.500 feet, slopes, mesas, and plains, frequently in dry grasslands. 

 Southern Colorado and western Texas to southern Utah, Arizona, and 

 northern Mexico. 



*20. Cryptantha dumetorum Greene, Pittonia 1: 112. 1887. 



Cryptantha intermedia var. dumetorum Jepson, Man. Fl. PL 

 Calif. 849. 1925. 



Near Needles, Calif., possibly in Mohave County, Arizona, creosote- 

 bush desert, not common, usually growing under bushes and scram- 

 bling through them. Southern Nevada and southeastern California. 



21. Cryptantha pusilla (Torr. and Grav) Greene, Pittonia 1: 115. 



1887. 



Eritrichium pusillum Torr. and Grav, U. S. Rpt. Expl. Miss. 

 Pacif. 2: 171. 1856. 



Cochise, Paradise, and Douglas (Cochise County). Nogales (Santa 

 Cruz County), Baboquivari Valley (Pima County). Western Texas 

 to southern Arizona and northern Sonora. 



22. Cryptantha albida (H. B. K.) Johnston, Grav Herbarium Contrib. 



68: 53. 1923. 



Myosotis albida H. B. K., Nov. Gen. et Sp. 3: 91. 1818. 

 Cryptantha ramosa (Lehm.) Greene, Pittonia 1: 115. 1887. 



Douglas, Tombstone, Dragoon Valley, Mustang Mountains, and 

 Sonoita (Cochise and Santa Cruz Counties), mostly 4.000 to 5.000 

 feet, plains and hillsides, in the creosotebush and oak belts, and in 

 disturbed places in grasslands. Western Texas to southeastern 

 Arizona and central Mexico; Argentina. 



