230 | flora of Colorado. - [ZOE 
48. PEUCEDANUM PARRYI Watson? One very poor specimen 
from the Gunnison mesa near Grand Junction. 
49. PEUCEDANUM MACROCARPUM Nutt. Egeria Park. Not 
common. 
50. PEUCEDANUM NUDICAULE Nutt. var. Considered a distinct 
species by Mr. Rose. Common at Steamboat Springs. 
51. LEPTOTANIA MULTIFIDA Gray. Durango, Steamboat, — 
Springs and Crested Butte. 
52. GaALium BRANDEGEI Gray. Banks of the Rio Grande, 
above Wagon Wheel Gap. This locality is in Colorado, and not 
in New Mexico, as stated in the Synoptical Flora. 
53- BRICKELLIA LINIFOLIA Eaton, southwestern Colorado, by 
Mr. Brandegee. My specimen came from the Gunnison mesa near 
Grand Junction. 
54. APLOPAPPUS RACEMOsUS Torr. A form with prostrate 
branching stems, growing at Steamboat Springs. . 
55. APLOPAPPUS ARMERIOIDES Gray. Also found by Mr. 
Brandegee. Common in southwestern Colorado. 
56. APLOPAPPUS GRACILIS Gray. In southwestern Coisrad: 
where Mr. Brandegee also found it. 
57. TOWNSENDIA STRIGOSA Nutt. Mancos and Durango. | 
58. ASTER WRIGHTII Gray, var. Grand Junction. 
59. ERIGERON ARGENTATUS Gray. Near Grand Junctionon  _ 
the Gunnison mesa. 
60. LEPACHYS TAGETES Gray. Denver. 
61. ENCELIA NUTANS. Heads solitary, eradiate; involucral scales 
in 2-3 series, the inner much longer, all tapering from a broad base, 
densely hispid on the outer surface, the midnerve prominent on the 
inner face; scales of the receptacle conduplicate, thin, scarious be- 
low, 3-nerved on each side, abruptly contracted into a green hispid 
tip; receptacle convex, alveolate: flowers scarcely exceeding the in- 
volucre; corollas pale yellow, cylindrical, abruptly contracted into 
the proper tube: akenes ‘8 mm. long and 5 mm. broad, as long as 
the corolla, notched at apex, villous on both surfaces and villous- 
ciliate on the narrow margin; pappus none. ae 
Perennial, a foot or less in height, from an erect, woody rootstock, 
showing the scars of former stems, sub-acaulescent with two to four 
very short branches at base; whole plant hispid-scabrous. Leaves 
