WOOTON AND STANDLEY FLORA OF NEW MEXICO. 253 



New Mexico: Chusca Mountains; Willow Creek; Middle Fork of the Gila. Wet 

 soil, in the Transition Zone. 



Although originally described as a subspecies of R. arizonicus, this may be dis- 

 tinguished at once by its broadly obovate petals and less dissected leaves. 



7. Ranunculus inamoenus Greene, Pittonia 3: 91. 1896. 



Type locality: "Common in the whole Rocky Mountain region, at middle ele- 

 vations." 



Range : Montana to Utah and New Mexico. 



New Mexico: Chama; Santa Fe and Las Vegas mountains; Ensenada; Rio Pue- 

 blo; Sandia Mountains; ^Vhite and Sacramento mountains. Wet meadows, in the 

 Transition Zone. 



8. Ranunculus pennsylvanicus L. f. Suppl. PI. 272. 1781. 

 Type locality: "Habitat in Pennsylvania." 



Range: Nova Scotia to Washington, Georgia, and New Mexico. 



New Mexico: Middle Fork of the Gila. Damp woods, in the Transition Zone. 



9. Ranunculus macounii Britton, Trans. N. Y. Acad. 12: 3. 1892. 



Type locality: "Banks of rivers from Canada to near the mouth of the Mac- 

 kenzie River lat. 65°; and from the shores of Hudson's Bay to the Pacific." 



Range: British America to Iowa and New Mexico. 



New Mexico: Tunitcha Mountains; San Juan Valley; Rio Pueblo; Chama; AVin- 

 sors Ranch; White and Sacramento mountains. Damp woods, in the Upper Sono- 

 ran and Transition zones. . 



10. Ranunculus reptans L. Sp. PI. 549. 1753. 



Type locality: "Habitat in Suecia, Russia, ad ripas lacuum." 

 Range: British America to New Jersey and New Mexico; also in the Old World. 

 New Mexico: Tunitcha Mountains {Standley 7606). In mud, in the Transition 

 Zone. 



11. Ranunculus eUipticus Greene, Pittonia 2: 110. 1890. 

 Type locality: Not definitely stated. 



Range: British Columbia and Montana to California and northern New Mexico. 

 New Mexico: Vicinity of Chama and Tierra Amai'illa. Wet ground, in the Tran- 

 sition Zone. 



12. Ranunculus micropetalus (Greene) Rydb. Bull. Torrey Club 29: 158. 1902. 

 Ranunculus affinis micropetalus Greene, Pittonia 2: 110. 1890. 



Type locality: San Francisco Mountain, Arizona. 



Range : Colorado and Utah to Arizona and northern New Mexico. 



New Mexico: Chama {Standley 6620). Damp meadows, in the Transition Zone. 



9. HALERPESTES Greene. 



A low slender glabrous plant with long runners; scapes with 1 to 7 flowers; leaves 

 clustered, rounded-ovate or reniform, crenate; petals 5 to 8, yellow; carpels thin- 

 walled, striate, in a cylindric head. 



1. Halerpestes cymbalaria (Pursh) Greene, Pittonia 4: 208. 1900. 



Ranunculus cymbalaria Pursh, Fl. Amer. Sept. 392. 1814. 



Oxygraphis cymbalaria Prantl in Engl. & Prantl, Pflanzenfam. 3^: 63. 1891. 



Type locality: Saline marshes near Onondaga, New York. 



Range: Alaska to California, New Mexico, and Arizona, and eastward; also in 

 South America and Asia. 



New Mexico: Common except along the eastern side of the State. Wet ground, 

 in the Sonoran and Transition zones. 



