VI CONTENTS. 



Tage. 



Botany, by J. M. Coulter 747 



PhjBDOgamia fouud on both slopes, (list) 753 



only on the eastern slope, (list) 755 



only on the western slope, (list) 757 



Cyperacese, by S. T. Olney 7^5 



GraiuinaceoB, by Geo. Vasey 7^5 



Musci, by Leo. Lesqnereux ^ 7&8 



Lichens, by Henry Willey 790 



Fungi, by Chas. H. Peck 792 



PAET IV. 



Astronomy and hypsometry 793 



Eeport on astronomy and hypsometry, by Henry Gannett 795 



Notes on the climate of Montana, by Granville Stuart 809 



R6sum6 of meteorological observations taken at Fort Ellis, Montana 811 



General index 819 



Index of systematic names 833 



LIST OF NEW SPECIES DESCPJBED. 



Lj>k_> • 



Minerals ; 



Pealite 153 



Blackraorite 169 



Fossil Plants: 



Ophioglossum AUeni 371 



Planera longifolia 371 



Sequoia angustifolia 372 



Thuya Garmani . 372 



Abies Nevadensis 372 



Chondrites subsimplex 373 



bulbosus 373 



Halymenites striatus 373 



major ... 373 



Delessaria incrassata 374 



lingulata 374 



Dombeyopsis obtusa 375 



Sclerotium rubellum 375 



Delesseria fulva 376 



Pteris anceps 376 



Sabal Goldiana 377 



Quercus stramineus 378 



Ulmus irregularis 378 



Ficus spectabilis 379 



auriculata 379 



Cissus Itevigatus '. 380 



Dombeyopsis triyialis 380 



occidentalis 380 



Sapindus caudatus 380 



Ceanothus fibrillosus 381 



Rhamnus Cleburni 371 



Goldianus 381 



Caulinites fecuuda 384 



Cercis eocenica 384 



Populus decipiens 385 



Ficus oblanceolata 387 



