INDEX. 



167 



Page. 



Astragalus Continued. 



8triatu8, Nutt 23 



tegetarius, Watson 165 



tridactylicus, Gray 30 



tridorus, Gray 27 



Atriplex 



patula, L 117 



Aulacomnion 



palustre, Sckwsegr 159 



Arena 



striata, MX 151 



Bacckaris 



salicina. T. & G 67 



Bakia, Lag 75 



oppositif olia, T. & G 75 



Barbula 



niucrouif olia, Sdiwaegr 156 



rigida, Sckultz 156 



ruralis, Hedw 156 



subulata, Brid 156 



Bartraniia 



fontana, Brid 159 



itkypky lla, Brid 159 



Beckniaunia, Host 152 



erucaeformis, Host 152 



BERBERIDACE.E 5 



Berberis 



Aquifoliuni, Pursk 5 



Betula 



glandulosa, MX 127 



occidentalis, Hook 127 



BETULACE.E 127 



Blitum 



capitaturu, L 117 



Bidens 



bipinnata, L 73 



ckrysantkenioides, MX 73 



frondosa, L 73 



tenuiseeta, Gray 73 



Bigelovia, DC 63 



Bigelovii, Gray 64 



depressa. Gray 64 



Douglasii, Gray 64 



graveolens, Gray 64 



Howardii, Gray 63 



Parryi, Gray 64 



BORRAGIXACEJB 100 



Botryckium 



Virginicum, S wz 154 



Bouteloua 



curtipendula, Gray 147 



kirsuta, Lag 147 



oligostackya, Torr 147 



Brickellia, Ell 55 



Californica, Gray 55 



grandiflora, Nutt 55 



Brizopyruni 



spicatum, Hook 150 



Bromus 



ciliatus, L 151 



Kalmii, Gray 150 



Briinella 



vulgaris, L 100 



Bryum 



alpinum, L 159 



argenteum, L 159 



bimuin, Scki'eb 156 



csespiticium, L 159 



cirrkatum, Hoppe & Hornsck 15S 



Page. 



Bryum Continued. 



intermedium, W. & M 158 



Muklenbeckii, Br. Eur 158 



pendulum (Hornsck.), Sckp 158 



pseudo-triquetrum, Hedw 159 



roseum, Dill 159 



Buckloe, Engelm 147 



dactyloides, Eugekn 147 



Buellia 



albo-atra (Hofl&n. ), Nyl 163 



geograpkica (L.), Tk. Fr 163 



CACTACE.E 47 



Calamagrostis 



Canadensis, Beauv 145 



longifolia, Torr 145 



stricta, Trim 145 



sylvatica, DC 145 



Calamintka 



Clinopodium, Bentk 99 



Calandrinia, H. & B 14 



pygmsea, Gray , 14 



Callirkoe 



involucrata, Gray 15 



Calockortus, Pursk 134 



Gnnnisoni, Watson 134 



venustus, Bentk 134 



Caltka 



leptosepala, DC 4 



Calypso 



borealis, Salisb 133 



Calystegia 



sepium, R. Br 109 



Camelina 



sativa,Crantz 10 



j Campanula 



apariuoides, Pursk 88 



Langsdorfiiana, Fisck 88 



rot imdif olia, L 87 



uniflora, L 88 



CAMPAXULACE.E 87 



Campylopus 



frigidus, Lesqx 155 



Hallii, Lesqx 155 



CAPPARIDACE.E 10 



CAPRIFOLIACEJC 53 



Cardamiue 



cordifolia, Gray 6 



kirsuta, L 6 



Carex 



artusta.Boott 141 



affinis, R. Br 139 



alpina, L 142 



atkrostackya, Olney 140 



atrata, L - 141 



aurea, Nutt 142 



Backii, Boott 139 



Bonplandii,Ktk 140 



Buxbauuiii, Wakl 141 



canescens, L 140 



capillaris, L 142 



coiijuncta, Boott 139 



Deweyana, Sckweiii 140 



disticlia, Huds 139 



Douglasii, Boott 139 



f estiva, Dew 140 



filifolia, Nutt 139 



Gayana, Dew 140 



Geyeri. Boott 142 



Hallii, 'Olney 139 



