260 



INDEX 



Page 



Page 



Arthur.J.C ................. 84,110 Bedstraw .................... 228 



Artichoke ............. 52, 58, 62, 68 Bee plant, Rocky Mountain 



Cultivated ................. o 68, 115. 130, 184. f. 185 



Wild ...................... 6 Beet ...................... 80, 167 



Ascending ovule ............... 130 Cultivated .............. 115 



ASCLEPIADACEAE ..136, 209-210 Sugar ..................... 167 



Asclepias Beggar's Lice ................. 216 



incarnata .................. 54 Beggar-ticks 



speciosa . . .' ............... 71, 209 13, 15. 62, 68, 239-240, f . 241, f. 242 



syriaca ......... 54, 71, 210, f. 210 Bell-shaped corolla ............. 128 



Germination .............. 39 Bermuda grass ................ 68 



tuberosa .................... 209 Berry ..................... 132, 133 



verticillata ............... 209-2 10 Bessey, C. E ................. 16, 90 



Ash ...................... 120, 132 Bidens ....................... 15 



Asparagus offlcinalis ............ 68 arisloso .................. 74, 240 



A ster ....................... 59, 68 discoidea ................... 11 



ericoides ................. 231-232 frondosa, 11, 68, 73, 239-240, f. 242 



multiflorus ................. 232 Biennials .................. 7, 10, 90 



New England ............... 232 Worjnwood ............... 16, 75 



novae-angliae ............... 232 Bindweed .................... 166 



salicifolius ............... 58, 232 Eradication ................ 95 



Tradescanti ................ 58 Black ............ 24, 30, 68, f. 116 



White .................. 231-232 European ............ 54, 58, 212 



White, small-flowered ........ 232 Hedge .......... 24, 211-212, f. 212 



Willow-leaved .............. 232 Birch ...................... f. 124 



Astragalus ................... 71 Birds, seed-scattering agents 



canadensis ................. 73 f. 14, f. 19, f. 20 



mollissimus ................. 71 Bitterweed, Prairie ............ 115 



Atriplex ..................... 60 Black 



hastata ..................... 72 Bindweed .......... 24, 30, 68, 116 



patula ................ 169, f. 171 Cherry, wild ................ 64 



Australia, weeds of ............. 78 Henbane ............... 5, 63, 7 1 



Avena Knapweed ................. 250 



fatua ............. 57, 72, 149-150 Locust ..................... 63 



saliva Medick. . .42, 59, 71, 115, 190, f. 190 



Germination ............. 42 Mustard 24, 30, 46, 72, 76, 182, f. 182 



Avens, White ............... 68, 186 Nightshade ............ 13, 18, 72 



Awned Raspberry ................. 187 



Barley ..................... 68 Blackberry, Wild .............. 26 



Brome grass ... 4, 5 1 , 59, 68. 76, 1 1 5 Bladder 



Axile placenta ................. 130 Campion ................... 176 



Bachelor's button ......... 68, 250-25 1 Ketmia ............ 28, 202, f. 202 



Ballast, Weeds in .............. 81 Bloodroot ...... .63 



Balloon Vine ............ 14, 68, 199 Blue 



Barbarea vulgaris ........... -.69, 184 Grass ........... 15, 28, 36, 62, 93 



Barberry ---- ' ' ' ........ f. 125, f. 127 Canadian ................ 35 



Barley ....................... 1 English .................. 152 



Awned .................... 68 Kentucky ............ 35, f. 36 



Little ................ 155. f. 155 Larkspur .................. 71 



Mountain .................. 68 Lettuce .................. 71, 115 



Small ...................... 68 Morning Glory .............. 71 



Squirrel .................... 68 Pearl Grass ................. 36 



Wild ........ 4/57, 59, 64, 78, 115 Thistle .................... 67 



Eradication ............. 111-112 Vervain ........ 33,54, 74,88,217 



Barnyard grass Vitriol (see copper sulphate) 



16, 28, 30. 33, 56, 62, 142 Blue-bottle ................. 250-251 



Basswood, Seed of ............. 14 Blueweed .............. 58, 68, 217 



Beal, W. J .................... 37 Boerhaavia .................... 59 



Bean ................... 129, f. 127 erecta ....................... 173 



Castor-oil ............ ---- f. 131 Bolley, H. L. 2, 4, 6, 16, 67, 95, 



Lima ....................... 64 96,97,99,100,101 



Seed ............ 134, f. 131, f. 132 Boneset .............. 52, 58-59, 231 



Wild ................. 58, 68, 191 Bootjack ................ 10, 18, 58 



Bearded Darnel ............... 153 Borage Family ............. 19, 215 



Beard Grass .................. 68 BORAGINACEAE ..... 137,215-217 



Beck ........................ 85 Bordeaux mixture ............ 94, 95 



Becquerel .................... 36 Bouncing Bet ...... 24, 60, 63, 68, 176 



