INDEX. 



PLATE PAGE 



Achillea Millefolium 54 



Aconitum 17 



Agropyrum glaucum, var. occi- 



dentale 87 



repens 46 87 



Agrostemma Githago 36 



Alsine media 37 



Amarantace^ 80 



Amaranth, Spreading 81 



Amarantus albus 80 



blitoides 81 



retroflexus 42 80 



Ambrosia artemisicBiolia 24 52 



psilostachya 52 



trifida 23 51 



Ambrosiace^ 4H 



Anemone, Crocus 17 



Peunsylvanian 17 



White 17 



Anenwne canadensis 17 



patens, var. Nuttalliana 17 



Annuals 8 



Anogra pallida, var. leptophylla 19 44 



Antennaria 48 



Anthemis Cotula 25 53 



Apargia autumnalis 62 



Arctium Lappa 56 



Lappa, var. minus 27 56 



minus 66 



Artemisia 48 



biennis 48 



frigida 48 



Tjiidnviciann 48 



Artichoke. Wild 48 



Aster tribe 47 



Asters 47 



August Flower 62 



Avena fatna 90 



fatua, var. glabratn 48 90 



faiua, var. glabrescens 90 



strigosa 90 



Axyris amarantoides 41 79 



Bardane 56 



Barley, Wild 88 



Bartsia, Red 73 



Bartsia Odontites 73 



Baughlan 57 



Bean, Golden 41 



Beaver Poison 46 



Biennials 9 



Bindweed, Black 83 



Field 37 72 



Great Jl 



Hedge 71 



Upright 71 



Bitter-weed 51 



Black-eyed Susan 55 



Blue IJcvil 68 



Blue-thistle 68 



Bluoweed 35 68 



Borage Family 67 



b0rraginace.e 67 



Botanical terms explained H 



PL.^TE PAGE 



Brassica campestris 24 



juncea 24 



nigra 24 



orientalis 20 



perfoliata 20 



ISinapistrum 5 23 



Bromus secalinus 86 



Buckhorn 76 



Buckwheat, Wild 43 83 



Buckwheat Family 82 



Buglos-', Viper's 68 



Bur, Blue 36 70 



Common 67 



Sheep 70 



Burdock, Common 56 



Lesser 27 56 



Bursa pastoris 27 



Buttercup, Tall 17 



Buttercup Family 17 



Ctabbage, Hare's-ear 20 



Cadluck 23 



"Cadluck" 24 



Cninelina macrocarpa 25 



microcarpa 25 



sntii-ii 6 25 



Campion, Bladder 16 39 



White 36 



Caper Family 18 



capparidace.e 18 



CnpseUa Bursa-pastoris 8 27 



Caraway 46 



Carduus arvensis 59 



Carrot, Wild 45 



Parum Carui 45 



CARTOPHYLLACE.E 32 



Catnep 74 



Catchfly, Night-flowering 12 34 



Centaur ea nigra 48 



Cerastium arvense 38 



vulgntiim 37 



Ch(vtochlr>n viridis 93 



Chamamnhis viridis 93 



Chamomile, Dog's 53 



Charlock 23 



Chenopodiace.h 39 



Chennpndtum album 40 78 



hyhridxim 78 



Chess 86 



Chickweed 37 



Common 15 37 



Field 38 



Mouse-ear 37 



duckweeds 32 



Chicorv 80 61 



Wild 61 



CrTTcORY Family 47 



ChinnmJin's Greens 80 



Ctiriisnnfhrmum Leucanthemum 26 55 



Chriisnrnma graminifolia 49 



Cichoriace.t: 47 



Cirhnrium Iriti/hus 30 61 



Ciruta Dnuglasii 46 



maculatn 20 46 



occidenttdis 46 



99 



