INDEX 



875 



Root system 651, f. eJfi 

 Seed 462, 562-563, f. 1,6S, 568, 632 

 tuberosa 



Seed 463 f. JfiS 

 verticillata 



Seed 463, f. JfiS 

 Ash 6, 632 

 Ashton, W. M. 766 

 Asia, Weeds of 731, 732, 733, 734 

 Asparagus 6 

 Aspens 703 

 Aster azureus 689 

 drummondii 481 



Trichomes f. <82 

 laevis 481, 689 



Trichomes f. liS2 

 macrophyllus 481 



Trichomes f. ^82 

 Many-flowered 317-318, 790, f. Slf 



Distribution 689, m. $18 

 multiflorus 317-318, 790, f. S18 

 Distribution 690, m. 318 

 Trichomes f. 481 

 novae-angliae, Trichomes f. 481 

 novi-belgii. Distribution 737 

 oblongifolius, Trichomes f. iSl 

 paniculatus f. 320 

 parviflorus 



Distribution 737 

 sahcifolius 319-320, 790, f. SW 

 Distribution 737, m. S20 

 Seed 481, f. m 

 Trichomes f. i81 

 sp. 594 

 tradescanti 320 



Trichomes f. 781 

 White. See Many-flowered 

 Willow-leaved 319-320, 790, f. 319 

 Distribution m. 3W 

 Seed 481, t- iSl 

 Astragalus canadensis 193, f. 19lf 



mexicanus 554 

 Atriplex hortense 

 Distribution 736 

 patula V. hastata 109-110, f. 110 

 Distribution 716, 740, 789, m. 110 

 Seed 433, f. m 

 Atropa belladonna 



Distribution, 736 

 Aughey 765 

 Auricle 862 



Australia. Flora of 696, 731, 732, 733, 

 734, 763 

 Seed investigations 837 

 Weed legislation 793 

 Weeds 839 

 Australian Burr 849 

 Avena fatua 40-41. 789, f. 1,0 

 Distribution 71'^. 736. m. 1,1 

 Seed 415-416, 810, 829, f. J,16 

 glabrata 



Seed 829 

 sativa 

 Seed 813 

 Avens, Seed 449. 788, f. W 



White Sim. Stickfeed 

 Awn 609, 8S2, f. 609 

 Awned Brome grass syn. Downy 

 Brome Grnss 

 Wheat erass 7i5 

 Awnless Brome Grass 812 

 Axil 862 

 Axillary flowers 610 



Placenta f. erg 

 Axis, Floral, 611 



Babcock, O. G. 74 8 

 Bachelor's Button 



DiFtribut'on 727 

 Rachmann, B. 586 

 Bailey, B. H. S. 837 

 Bailey, F. M. R'"! 

 Bailey, L. H. 847, 860' 



Baldwin's Ironweed 309-310, f. SIO 

 Distribution m. 310 

 Seed 477, f. 1,17 

 Ball, C. R. 745, 760, 834,-855 

 Ball, O. M. 834, 855 

 Ball Mustard 163, 717, 814 

 Balsam Apple 573, f. S'J, 

 Bamber, M. K. 847 

 Barbarea vulgaris 170, 787, f. 170 



Distribution 717, 733, 740, m. 171 

 Seed 447-448, 544, f. I,h7 , 51,2 

 Barber, C. J. 750 

 Barberry, 678 



Family, Distribution 723 

 Barley 8 



Blight f. 680 

 Blindness of 677 

 Grass 667 

 Little 61-63, f. 62 



Chemical composition 61, 63 

 Distribution 715, m. 62 

 Seed f. i2i 

 Seed 812 



Transpiration 673 

 Wild syn. Squirrel-tail Grass 

 Barnaby's Thistle syn. Knapweed 

 Barnet. 664 



Barnyard Grass 16, 790, f. 16, 330 

 Chemical compositicn 17 

 Distribution 731. m. 16 

 Seed 411-412, 506, f. 1,12, SOS, 729 

 Base 862 



Bartlett, J. M. 853 

 Barton, L. W. 833 

 Barton, W. M. C. 773, 853 

 Basil 286 



Distribution 720 

 Basswood seed 631, f. 6S2 

 Beach, C. L. 855 

 Beach, D. D. 834 ■ 

 Beal, W. J. XI, XIII, 24, 824, 830, 838, 



855 

 Bean 67, 180, 621 

 Aphis 677 

 Castor-oil 205 



Distribution 696 

 Coffee 180 

 Trailing wild 



Distribution 718 

 Transpiration 673 

 Wild 199-200 



Distribution 718, m, 200 

 Seed 455, f. iSS 

 Beard Grass 862 



Distribution 722 

 Beard-tongue 845 

 Bebb, M. S. 747 

 Beck 765 

 Beck, G. 553. 585 

 Beck, L. C. 838 

 Bedford, S. A. 57 

 Bedstraw 572. 594. 663. 665, f. 573 

 Distribution 693, 741 

 Seed 476, f. 1,76 

 Bee-plant. Rocky Mountain 173-175, 

 f. m, 175 

 Distribution 729, 730, m. 17i 

 Seed 448, f. 1,1,8 

 Beet 99 



Distribution 712, 725 

 Root system 648 

 Sugar 99 

 Beetle. Colorado 677 

 Flv 676 



Turnio Flea 676 

 Beggar's Lice 259-260, 788, f. 259 

 Distribution 821 

 Seed 466, f. 1,67 

 Beggar-ticks 351-352, 624, 664, 789, 

 822 f 351 

 Distribution 617. 720, 740. in. .'!52 

 Root system 645 



