140 
Muhlenbergia, Volume 9 
INDEX 
Abies aiabilis. 104 
concolor 80 
grandis 86, 104 
nobilis 104 
Abronia latifolia go 
micrantha 72 
villosa 139 
Acer circinatuin 98, 121 
Douglasii 121 
macrophylium 95, 121 
Acerates viridiflora 49 
Achillea millefoliuim 131 
Achlys triphylla 115 
Acmispon aestivalis 63 
glabratus 65 
gracilis 61 
mollis 62 
pilosus 64 
sparsiflorus 65 
Actaea spicata 115 
Adenocaulon bicolor loo, 132 
Adiantum pedatum 84, 103 
Agoseris agrestis 66 
roseata 66 
rostrata 66 
Agrimonia Brittoniana 36 
grypsosepala 119 
Agropyron albicans 46 
dasystachyum 70 
occidentale 34 
Smithis 46 
Agrostis alba 34, 106 
asperifolia 34 
exarata 106 
Aira caryophyllea 106 
Alisa plantago-aquatica 105 
subcordata 46 
Allionia pilosa 72 
Allium cernutum 109 
. - rubrum-71 
Allotropa virgata 88 
Alnus oregana 89, 111 
sinuata 112 
Alopecurus geniculatus 105 
pratensis 70 
Alsine borealis 114 
crispa 114 
media 114 
Amaranthus retroflexus 113 
Torreyi 47 
Ambrosia artemisiaefolia 59 
media 50 
Amelanchier florida 94, 119 
Ammannia Koehnei 59 
Ami imajus 49 
Ammodenia peploides 114 
Ausinckia intermedia 126 
lycopsoides 126 
Anaphalis margaritacea 100,131 
Anisolotus argensis 67 
Anogra latifolia 49 
Anthemis Cotula 131 
