INDEX 



Abutilon abutilon, 121 



avicennae, 121 

 Acalyphavirginica, 110 

 Acanthaceae, 144 

 Acer dasycarpum, 118 



nigrum, 119 



peimsylvanicum, 119 



rubrum, 118 



saccharinum, 118 

 var. nigrum, 119 



saccharum, 118 



spicatum, 119 

 Aceraceae, 118 

 Achillea millefolium, 158 

 Acorus calamus, 76 

 Actaea alba, 96 



rubra. 95 



spieata var. rubra, 95 

 Adder's-tongue, yellow, 79 

 Adiantum pedatum, 51 

 Adicea pumila, 88 

 Adlumia cirrhosa, 99 



fungosa, 99 

 Aecidium ligustri, 28 

 Aesoulus hippocastanum, 119 

 Agastache scrophulariaefolia, 137 

 Agrimonia hirsuta, 108 



striata, 108 

 Agrimony, ta'l hairy, 108 



woodland, 108 

 Agropyron caninum, 66 



repens, 66 

 Agrostemma githago, 92 

 Agrostis alba, 60 



hyemalis, 61 



pernnans, 61 



scabra, 61 



stolonifera, 60 



vulgaris, 60 

 Ague weed, 133 

 Ailanthus glandulosus, 1 16 

 Aizoaceae, 92 

 Alder, black, 118 

 Alexanders, golden, 126 



heart-leaved, 127 

 Alfalfa, 111 



Alisma plantago-aquatica, 55 

 Alismaceae, 55 

 Alleghany vine, 99 

 Allium canadense, 78 



cernuum, 78 



tricoccum, 78 

 Alopecurus geniculatus, 60 

 var. aristulatus, 60 



pratensis, 60 

 Alsine borealis, 94 



graminea, 93 



longifolia, 93 



media, 93 

 Alum root, 115 

 Amanita fiavoconia, 21-22 

 Amanitopsis strangulata. 35 



volvata, 35 

 Amaranth, prostrate, 91 



red, 91 

 Amaranthaceae, 91-92 

 Amaranthus albus, 92 



blitoides, 91 



graecizans, 92 



hybridus, 91 

 paniculatus, 91 



hypochondriacus, 91 



paniculatus, 91 



retroflexus, 91 

 Amaryllidaceae, 80 

 Ambrosia artemisiaefolia, 151 



trifida, 150 



integrifolia, 150 

 Ambrosiaceae, 150-51 

 Amelanchier botrj^apium, 109 



canadensis, 109 



var. oblongifolia, 109 



spieata, 109 

 Ampelopsis quinquefolia, 120 

 Amphicarpa monoica, 114 

 Amygdalus persica. 111 

 Anacardiaceae, 117 

 AnaphaHs margaritacea, 156 

 Andromeda, 130 



ligustrina, 130 



polifolia, 130 



