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.............2.2...22.222220-- 4, V. filifera. 
Leaflets not reticulate-veined. 
Division of the leaves linear.................22.0-0-000eeeee 5. V. arizonica. 
Divisions of the leaves lanceolate or broader. 
Divisions of the leaves acute, lanceolate; tails of the 
achenes plumose............-2---.--22+-ee000-- 6. V. bigelovit. 
Divisions 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. 
Rance: Wyoming and Utah to northern New Mexico. 
New Mexico: Nutritas Creek below Tierra Amarilla (Eggleston 6492). Hills, in 
the Transition Zone. 
2. Viorna scottii (Porter) Rydb. Colo. Agr. Exp. Sta. Bull. 100: 141. 1906. 
Clematis scottvi Porter in Port. & Coult. Syn. Fl. Colo. 1. 1874. 
Clematis douglasii scottit Coulter, Man. Rocky Mount. 3. 1885. 
Type Locaity: Soda Springs, 35 miles west of Canyon City, Colorado. 
Rance: 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 bakert Greene, Pittonia 4: 147. 1900. 
Tyre Locatity: On hillsides among scrub oaks, at Los Pinos, southern Colorado. 
Rance: Mountains of southern Colorado and northern New Mexico. 
New Mexico: Fort Wingate (R. V. Shufeldt). Upper Sonoran and Transition zones. 
4. Viorna filifera (Benth.) Woot. & Standl. Contr. U. 8. Nat. Herb. 16: 123. 1913, 
Clematis filifera Benth. Pl. Hartw. 285. 1848. 
Type Locauity: ‘‘Prope Leon,’’ Mexico. 
Rance: 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 Locauity: Rocky slopes of Walnut Canyon, near Flagstaff, Arizona. 
Rance: Northern Arizona and northwestern New Mexico. 
New Mexico: Ramah (Wooton). 
6. Viorna bigelovii (Torr.) Heller, Muhlenbergia 6: 96. 1910. 
Clematis bigelovit Torr. U. 8. Rep. Expl. Miss. Pacif. 4: 61. 1856. 
Type Loca.ity: Sandia Mountains, New Mexico. Type collected by Bigelow in 
October, 1853. 
Rance: Mountains of New Mexico. 
New Mexico: Tunitcha Mountains; Sandia Mountains; White Mountains. Transi- 
tion Zone. 
7. Viorna palmeri (Rose) Woot. & Standl. Contr. U. 8. Nat. Herb. 16: 123. 1913. 
Clematis palmeri Rose, Contr. U. 8. Nat. Herb. 1: 118. 1891. 
Type Locauity: Fort Apache, Arizona. 
Rance: Southern New Mexico and Arizona. 
New Mexico: Mimbres River ( Metcalfe 1044). 
52576°—15——_17 
