WOOTON AND STANDLEY FLORA OF NEW MEXICO. 257 



Stems woody, at least at the base, climbing or reclining; flowers sev- 

 eral or numerous. 



Leaflets strongly reticulate- veined 4. V. filifera. 



Leaflets not reticulate-veined. 



Division of the leaves linear 5. V. arizonica. 



Divisions of the leaves lanceolate or broader. 



Divisions of the leaves acute, lanceolate; tails of the 



achenes plumose 6. V. bigelovii. 



Di^'lsions of the leaves obtuse, ovate or oblong; tails of 



the achenes glabrate, or pubescent near the base. . 7. V. palmeri. 



1. Viorna eriophora Rydb. Colo. Agr. Exp. Sta. Bull. 100: 141. 1906. 

 Clematis eriophora Rydb. Bull. Torrey Club 29: 154. 1902. 



Type locality: Vicinity of Horsetooth, Colorado. 

 Range: Wyoming and Utah to northern New Mexico. 



New Mexico: Nutritas Creek below Tierra Amarilla (Eggleston 6492). Hills, in 

 the Tra,nsition Zone. 



2. Viorna scottii (Porter) Rydb. Colo. Agr. Exp. Sta. Bull. 100: 141. 1906. 

 Clematis scottii Porter in Port. & Coult. Syn. Fl. Colo. 1. 1874. 



Clematis douglasii scottii Coulter, Man. Rocky Mount. 3. 1885. 



Type locality: Soda Springs, 35 miles west of Canyon City, Colorado. 



Range: South Dakota and Wyoming to northern Mexico. 



New Mexico: Chama; Raton; Las Vegas. Open hills, in the Transition Zone. 



3. Viorna bakeri (Greene) Rydb. Colo. Agr. Exp. Sta. Bull. 100: 141. 1906. 

 Clematis bakeri Greene, Pittonia 4: 147. 1900. 



Type locality: On hillsides among sci'ub oaks, at Los Pinos, southern Colorado. 



Range: Mountains of southern Colorado and northern New Mexico. 



New Mexico: FortyVingate (R.V. Shufeldt). Upper Sonoran and Transition zones. 



4. Viorna filifera (Benth.) Woot. & Standi. Contr. U. S. Nat. Herb. 16: 123. 1913. 

 Clemalis filifera Benth. PL Hartw. 285. 1848. 



Type locality: "Prope Leon," Mexico. 

 Range: New Mexico, southward into Mexico. 



New Mexico: Ruidoso Creek; Roswell; Guadalupe Mountains. Upper Sonoran 

 and Transition zones. 



5. Viorna arizonica Heller, Muhlenbergia 1: 40. 1904. 

 Clematis arizonica Heller, Bull. Torrey Club 26: 547. 1899. 



Type locality: Rocky slopes of Walnut Canyon, near Flagstaff, Arizona. 

 Range: Northern Arizona and northwestern New Mexico. 

 New Mexico: Ramah (Woo ton). 



6. Viorna bigelovii (Torr.) Heller, Muhlenbergia 6: 96. 1910. 

 Clematis bigelovii Torr. U. S. Rep. Expl. Miss. Pacif. 4: 61. 1856. 



Type locality^: Sandia Mountains, New Mexico. Tyj^e collected by Bigelow in 

 October, 1853. 



Range: Mountains of New Mexico. 



New Mexico: Tunitcha Mountains; Sandia Mountains; White Mountains. Transi- 

 tion Zone. 



7. Viorna pabneri (Rose) Woot. & Standi. Contr. U. S. Nat. Herb. 16: 123. 1913. 



Clematis palmeri Rose, Contr. U. S. Nat. Herb. 1: 118. 1891. 

 Type locality: Fort Apache, Arizona. 

 Range: Southern New Mexico and Arizona. 

 New Mexico: Mimbres River (Metcalfe 1044). 

 52576°— 15 17 



