522 CONTRIBUTIONS FROM THE NATIONAL HERBARIUM. 
1. Polemonium confertum A. Gray, Proc. Acad. Phila. 1863: 73. 1864. 
Type LocaLity: Rocky Mountains of Colorado. 
RANGE: Wyoming to northern New Mexico. 
New Mexico: Wheelers Peak; Upper Pecos River. High mountain meadows, in 
the Arctic-Alpine Zone. 
2. Polemonium mellitum (A. Gray) A. Nels. Bull. Torrey Club 26: 354. 1899. 
Polemonium confertum mellitum A. Gray, Proc. Acad. Phila. 1863: 73. 1864. 
TyPE LocaLity: Rocky Mountains of Colorado. 
Rance: Wyoming and Nevada to Colorado and New Mexico, 
New Mexico: Sandia Mountains. High mountains, in the Hudsonian Zone. 
3. Polemonium flavum Greene, Bot. Gaz. 6: 217. 1881. 
TYPE LOcALITy: Cold northward slopes of the highest Pinos Altos Mountains, New 
Mexico. Type collected by E. L. Greene in 1880, 
RaNnGE: Mountains of southwestern New Mexico. 
New Mexico: Willow Creek; Eagle Peak; Hillsboro Peak; West Fork of the Gila; 
near East View. Transition Zone. . 
4. Polemonium scopulinum Greene; Rydb. Colo. Agr. Exp. Sta. Bull. 100: 280. 
1906. 
TYPE LOCALITY: Colorado. 
Rance: Colorado and northern New Mexico. 
New Mexico: Santa Fe and Las Vegas mountains. Deep woods, Canadian to Arc- 
tic-Alpine Zone, 
5. Polemonium pterospermum Nels. & Cockerell, Proc, Biol. Soc. Washington 
16: 45. 1903. 
TyPE Locatity: Cloudcroft, Sacramento Mountains, New Mexico. Type collected 
by Cockerell, September, 1900. 
Rance: Known only from type locality, in the Canadian Zone. 
We have seen no specimens of this species. 
6. Polemonium filicinum Greene, Pittonia 1: 124. 1887. 
Type Locauity: Pinos Altos Mountains, New Mexico. Type collected by E. L. 
Greene in 1880. 
Rana@e: Mountains of southern New Mexico and Arizona. 
New Mexico: Lookout Mines; White and Sacramento mountains. In the Transi- 
tion and Canadian zones. 
7. Polemonium grande Greene, Leaflets 1: 153. 1905. 
Tyre LocaLity: Near Pagosa Peak, southern Colorado. 
RanaeE: Colorado and New Mexico. 
New Mexico: Santa Fe and Las Vegas mountains; Sacramento Mountains. Damp 
woods and along streams, from the Transition to the Hudsonian Zone, 
8. Polemonium molle Greene, Leaflets 1: 153. 1905. 
TYPE LOCALITY: Piedra, southern Colorado. 
RanGE: Colorado and northern New Mexico. 
New Mexico: Chama; Sandia Mountains; Pecos Baldy. Mountains, in the Cana- 
dian Zone. 
4. LEPTODACTYLON Hook. & Arm. 
Erect, tufted, more or less woody plants, 50 cm. high or less, with opposite or alter- 
nate, palmately 3 to 7-parted leaves having linear spinulose segments, the white or 
yellowish flowers with tubular-funnelform corollas; calyx tube not at all or but 
slightly scarious between the lobes, at length ruptured by the swelling capsule; 
seeds not mucilaginous, without spiracles. 
