142 
Bidens cernua 131 
glaucescens 51 
trichosperma 51 
vulgata 76 
Bikukulla formosa 92, 115 
Boebera papposa 51 
Boisduvatia densiflora 122 
Botrychium silaifoliuin 103 
Brassica arvensis 116 
campestris 116 
nigra 116 
Bromus carinatus 107 
hordeaceus 107 
inermis 70 
marginatus 107 
purgaus 46 
Richardsonii 34 
Bursera microphylla 58 
Cakiie californica 92 
Muhlenbergia, Volume 9 
Carex arcta 108 
aurea 35 
deflexa 71 
‘Emoryi 46 
flava 108 
Hindsii 87 
Hookeriana 71 
laeviculmis 108 
lenticularis 108 
iagnifica 87 
miirata 87 
imonile 71 
nebrascensis 35 
Oederi 87 
pansa 87 
pauciflora 108 
stipata 46 
vesicaria 71 
Castanopsis chrysophylla 89 
Calamagrostis crassiglumis 106 Castilleja angustifolia 127 
hyperborea 70 
Langsdorfii 106 
montanensis 34 
Cainpanula rotundifolia 129 
Capsella Bursa-pastoris 116 
Carduus acuatus 55 
arvensis 132 
dakoticus 77 
edulis 132 
filipendulus 77 
Flodmani 51 
lauceolatus 132 
modestus 54 
nebraskensis 77 
Nelsonii 51 
Cassiope Mertensiana 124 
Carex abbreviata 70 
flava 75 
miniata 128 
oreopola 128 
Cathartolinum compactuim 49 
Ceanothus integerrimus 95 
velutinus 95 
Cenchrus carolinianus 46 
Centaurea Cyanus 132 
Cerastium arvense 113 
beringianum go 
vulgatum 113 
Ceratophyllum demersum 114 
Ceropteris triangularis 84 
Chaenactis Douglasii 77 
Chaetochloa viridis 70, 105 
Chainaecyparis Lawsoniana 85 
nootkatensis 104 
