PLANTS OF THE ARAPAHOE FOREST 
71 
Pedicularis groenlandica Retz. Milner Pass, 11,7(X) feet; mountain 
meadows. 
P, Parryi Gray. Mount Byers; east fork of St. Louis creek; Camp 
Uray on Grand river, 10,000 feet; pine woods and meadows. 
P. bracteosa Benth. Milner Pass, 10,700 feet; Arapahoe national for- 
est. 
Castilleia Integra Gray. Mount Byers; Specimen Mountain, 11,500 feet; 
common at timber line. 
C. pallida septentrionalis Gray. Arapahoe national forest; Milner Pass, 
10,700 feet; moist places. 
C. confusa Greene. Lookout Mountain; Camp Uray on Grand river; 
dry pine woods. 
Orthocarpus luteus Nutt. Lookout Mountain. 
Rubiaceae 
Galium horeale L. Grand river, 10,000 feet; west fork of St. Louis 
creek; in pine woods. 
G. triflorum Michx. Spruce creek; moist meadows. 
G. trifidum L. Foot of Mount Byers. 
Caprifoliaceae 
Sambucus microbotrys Ryd. In pine and spruce woods. 
Linnaea borealis L. Beaver bog oh west fork of St. Louis creek. 
Lonicera involucrata Banks. Grand river, 10,000 feet; Mount Byers; 
moist places in spruce woods. 
Campanulaceae 
Campanula rotundifolia L. Lookout Mountain; Spruce creek; Grand 
river, 9,000 feet; west fork of St. Louis creek, 9,000 feet; Mount Byers, 
12,000 feet; Specimen Mountain, 11,500 feet. 
C. Parryi Gray (C. planifolia) . Mountain meadows. 
Valerianaceae 
Valeriana ceratophylla (Hook.) Piper. Mount Byers; west fork of 
St. Louis creek, 9,000 feet; common in meadows and parks. 
Compositae 
Thelesperma gracile (Torr.) Gray. Golden. 
Liatris punctata Hook. Lookout Mountain; common in dry places. 
Gutierrezia sarothrae (Pursh) B. & R. Common on dry mountain 
slopes. 
Grindelia subalpina Greene. Lookout Mountain. 
Chrysopsis villosa Nutt. Lookout Mountain; Golden; Fraser; common 
on dry mountain slopes. 
C. hispida (Hook) DC. Berthoud Pass; Camp Uray. 
Chrysothamnus lanceolatus Nutt. {Bigelovia Douglasii var. Gray.) 
Grand river. 
C. graveolens (Nutt.) Greene. Camp Uray on Grand river. 
Oreochrysum Parryi (Gray) Greene. {Aplopappus Parryi Gray) Spec- 
imen Mountain, 11,500 feet; west fork of St. Louis creek; Spruce creek; 
Grand river. 
