90 



LARAMIE FLORA OF THE DENVER BASIN. 



Dump of mine at west end of wooded bluff just south of 

 Marshall, Colo.; collected by A. C. Peale, 1908: 



Ficus arenacea Lesquereux. 



Ficus impressa? Knowlton. 



Dombeyopsis obtusa Lesquereux. 

 Marshall, Colo., railway cut at junction of Eldorado 

 Springs branch of Colorado Southern Railroad: 



Cyperacites, fragment. 



Rhamnus salicifolius Lesquereux. 

 Marshall, Colo., west of wooded bluff just south of the 

 town and above coal in an old opening; collected by A. C. 

 Peale, 1908: 



Ficus cockerelli Knowlton, n. sp. 



Ficus coloradensis? Cockerell. 



Cinnamomum affine Lesquereux. 



Palm, gen. and sp.? 

 Marshall, Colo., half a mile south of railway station and 

 in first draw north of white sandstone bluff, just above 

 highest coal of the region; collected by F. H. Knowlton, 

 1908: 



Sequoia longifolia Lesquereux. 



Ficus coloradensis? Cockerell. 



Ficus planicostata magnifolia n. var. 



Ficus? impressa Knowlton, n. sp. 



Artocarpus lessigii (Lesquereux) Knowlton. 



Cassia laramiensis Knowlton, n. sp. 

 Marshall, Colo., wooded bluff just south of the town; 

 collected by A. C. Peale, 1908: 



Pteris? sp. 



Dammara sp. 



Cyperacites sp. 



Salix wyomingensis Knowlton and Cockerell. 



Ficus navicularis Cockerell. 



Cinnamomum affine Lesquereux. 



Malapoenna louisvillensis Knowlton, n. sp. 



Rhamnus salicifolius lesquereux. 



Rhamnus marshallenais Knowlton, n. sp. 



Rhamnus goldianus? I esquereux. 



Leguminosites? coloradensis Knowlton, n. sp. 

 Dump of mine at Erie, Colo.; collected by N. L. Britton 

 for J. S. Newberry about 1884. This mine has long been 

 abandoned, and when I visited it in 1908, I could not 

 obtain even a scrap of a plant: 



Anemia. 



Ficus sp.? v 



Juglans newberryi Knowlton, n. sp. 



Quercus eriensis Knowlton, n. sp. 



Nelumbo tenuifolia(Lesquereux) Knowlton, n. comb. 



Dombeyopsis? sinuata Knowlton, n. sp/ 



Dombeyopsis ovata Knowlton n. sp. 



Dombeyopsis obtusa Lesquereux. 



Ceanothus eriensis Knowlton, n. sp. 



Rhamnus brittoni Knowlton, n. sp. 



Rhamnus minutus Knowlton, n. sp. 



Rhamnus salicifolius Lesquereux. 



Celastrinites alatus Knowlton, n. sp. 



Celastrinites eriensis Knowlton, n. sp. 



Pistacia eriensis Knowlton, n. sp. 



Pistacia hollicki Knowlton, n. sp. 



Ilex laramiense Knowlton, n. sp. 



Leguminosites columbianus Knowlton, n. sp. 



Hedera lucens Knowlton, n. sp. 



If miles northeast of Erie, Colo.; collected by F. H. 

 Knowlton and G. C. Martin, 1908: 



Asplenium martini Knowlton, n. sp. 

 Railway cut near Superior, Colo.; collected by A. C. 

 Peale, 1908: 



Rhamnus salicifolius Lesquereux. 

 Dump of Rex mine No. II, Louisville, Colo.; collected 

 by A. C. Peale, 1908: 



Sequoia longifolia Lesquereux. 



Cyperacites sp. 



Cinnamomum affine Lesquereux. 



Malapoenna louisvillensis Knowlton, n. sp. 



Ficus sp. 1 



Zizyphus or Ceanothus sp., fragment of base. 

 Dump of Simpson mine, Lafayette, Colo. ; collected by 

 A. C. Peale, 1908: 



Phanerophlebites pealei Knowlton, n. sp. > 



Sapindus-like fragment. 

 Coal Creek, Boulder County, Colo.; collected' by V N. L. 

 Britton for J. S. Newberry about 1884: 



Salix brittoniana Knowlton, n. sp. 



Salix wyomingensis Knowlton and Cockerell. 



Juglans laramiensis Knowlton, n. sp. 



Ficus arenacea Lesquereux. 



Ficus planicostata Lesquereux. 



Ficus praeplanicostata Knowlton, n. sp. 



Artocarpus liriodendroides Knowlton, n. sp. 



Dombeyopsis obtusa Lesquereux. 



Aristolochia brittoni Knowlton, a. sp. 



Phyllites trinervis Knowlton, n. sp. 

 Murphy cotil mine, on Ralston Creek, 5J miles north of 

 Golden, Colo.; collected by A. C. Peale, 1908: 



Palm, gen. and sp.? 



Ficus cockerelli Knowlton, n. sp. 



Ficus navicularis? Cockerell. 

 Murphy coal bank, Ralston Creek, north of Golden, 

 Colo.; collected by Arthur Lakes, 1890: 



Carpites lakesii Knowlton, n. sp. 



Palaeoaster similis Knowlton, n. sp. 

 Hoyt's coal mine, 1 mile south of Golden, Colo.; col- 

 lected by Arthur Lakes, 1890: 



Sabal montana Knowlton. 



Phragmites sp. 



Ficus arenacea Lesquereux. 



Ficus cockerelli Knowlton, n. sp. 



Ficus navicularis Cockerell. 



Dombeyopsis obtusa Lesquereux. 

 Leyden Gulch, east of road to Boulder and 6J miles 

 north of Golden, Colo.; collected by A. C. Peale, 1908: 



Cyperacites sp. 



Cyperacites? sp. 



Sabal montana Knowlton. 



Juglans leydenianus Knowlton, n. sp. 



Ficus cockerelli Knowlton, n. name. 



Ficus navicularis Cockerell. 



Ficus? leyden Knowlton, n. sp. 



Cinnamomum affine Lesquereux. 



Dombeyopsis sp. cf. D. trivialis Lesquereux. 



Apeibopsis? laramiensis Knowlton, n. sp. 



Phyllites leydenianus Knowlton, n. sp. 



Apocynophyllum taenifolium Knowlton, n. sp. 



