382 GEOLOGICAL SURVEY OF THE TERRITORIES. 



Populus monodon, Lesqx. 

 Populus mutabilis var. repando-crenata, Heer. 

 SaMx Worthenii, Lesqx. 

 Salix tabellaris, Lesqx. 

 Quercus Moorii, Lesqx. 

 Quercus Lyellii, Heer. 

 Quercus retracta, Lesqx. 

 Quercus chloropliylla, Ung. 

 Celtis brevifolia, Lesqx. 

 1 Ficus Bchimperi, Lesqx. 

 Ficus cinnamomoides, Lesqx. 

 Laurus pedatus, Lesqx. 

 Cinnamomum Mississippiense, Lesqx. 

 Banksia Helvetica, Heer. 

 Per sea lancifolia, Lesqx. 

 Ceanothus Meigsii, Lesqx. 

 Sapindus undulatus, Al. Br. 

 Rliamnus marginatus, Lesqx. 

 Juglans appressa, Lesqx. 

 Juglans Saffordiana, Lesqx. 

 Magnolia Milgardiana, Lesqx. 

 Magnolia laurifolia, Lesqx. 

 Magnolia Lesleyana, Lesqx. 

 Magnolia oralis, Lesqx. 

 Magnolia cordi/olia, Lesqx. 

 Asimina leiocarpa, Lesqx. 

 Ph yllites truncatus, Lesqx. 



Species collected by Dr. J. Leconte :* 

 Rliamnus obovatus, Lesqx., upper eud of Purgatory Canon, Colorado. 

 Arundo, fragments, Purgatory Canon, Colorado. 

 Bercliemia parvifolia, Lesqx., Eaton Pass, Colorado. 

 Cinnamomum affine, Lesqx., Eaton Pass, Colorado. 

 Abietites dubius, Lesqx., Eaton Pass, Colorado. 

 Juglans Leconteana, Lesqx., Eaton Pass, Colorado. 

 Echitonium Sophice, (?) Web., Eaton Pass, Colorado. 

 Acer, (?) numerous small fragments undeterminable. 



Species from Dr. Hay den's specimens : 

 Cornus incompletus, Lesqx., Marshall Coal, Colorado. 

 Rliamnus salicifolius, Lesqx., Marshall Coal, Colorado. 

 Cinnamomum affine, Lesqx., Marshall Coal, Colorado. 

 Lygodium, fragment, Marshall Coal, Colorado. 

 Pliyllites sulcatus, Lesqx., Marshall Coal, Colorado. 

 Echitonium Sophice, (?) Web., Marshall Coal, Colorado. 

 Juglans Leconteana, (?) Lesqx., Marshall Coal, Colorado. 

 Quercus Lyellii, (?) Heer, Marshall Coal, Colorado. 

 Quercus chlorophyll a, (?) Heer, Marshall Coal, Colorado. 



Dr. Leconte obtained from the same locality fragments of Acer allied 

 to A. strictum, Gopp.; of Juglans allied to J. acuminata, Heer; of Cor- 

 nus, Banksia, &c; all too small and broken for satisfactory examination. 



* These species and the following ones of Dr. F. V. Hayden have heen figured and 

 described for the final report of Dr. Hayden, hut the descriptions have not been pub- 

 lished as yet. 



