882 



INDEX 



palmata 689 

 tlnctoria 



Distribution 740, 844 

 Corispermum hyssopifollum 698 



Distribution 737 

 Corn 368, f. SOS 

 Seed 813 

 Broom 512 



Seed 614, f. SIS, SIS 

 Chamomile, Distribution 735 

 Cockle 125-126, 665, 776, 789, 819, 

 829, 1- Its, 100 

 Distribution 692, 699, 709, 716, 735, 



736, 829, 838, m. US 

 Seed 436,. 810, f. JiS6. 688 ■ 

 Crowfoot 663 

 Fields, Weeds of 692, 845, f. U, 601, 



OSS 

 Cromwell 262-263, 787, /. 862 



Seed 467, f. 1,08 

 Kaffir 8 



Marigold, Distribution 735, 736 

 Mint 665 

 Poppy 735, f. SIS 

 Speedwell 723 

 Spurrey, Distribution 813 

 Sweet, Seed 813 

 Cornell University 673 

 Corn-flower 677 



Chemical composition 673, 674 

 Distribution 735 

 Seed 496, 814, f. 1,91, 688 

 Trlchomes f. .497 

 Corolla 604, 864 

 Corvmb 612, 864 

 Cosmopolitan weeds 695, 736, 757, 763, 



777, 786 

 Cosmos 307 



bipinnatus, Distribution 696 

 Cotta, H. 840 

 Cotton 213 

 Thistle 667 



Distribution 725 

 Cotyledons 623, 864 

 Couch Grass 851 



Black 664 

 Coulter, J. C. 747, 757 

 Coverdale, F. 187 

 Coville, F. V. 840 

 Cow Cockle 814 

 Parsnip 234, f. m 

 Seed f. SSI. 562 

 Cowbane 230-233, 683, 776, 788, f. 23i, 



Distribution 736, m. SSI 

 Seed 460, f. 1,61 

 Spotted 596 

 Cow-herb 132-134, 789, f. ISS 



Distribution 692, 696, 697. m. ISl, 

 Seed 438, f. iSS 

 Cowpea 180 



Cox, H. R. 839, 848, 861 

 Crab Grass, Common 8-10, 731, 785, 

 790, f. 9 

 Chemical composition 10 

 Distribution 714, 731, m. 9 

 Root system 647 

 Seei 409, f. 1,09. 670 

 Smooth 10-12, f. 11 



Distribution 714, «t. 12 

 Seed 408-409, 810, f. m 

 ^ Sprouting 14-15. f. IS 

 • Distribution 691, 714, m. 15 



Seed 410, f. 1,10 

 CraipT, M. 840 



Cranberry marshes, Weeds of 846 

 Crandall, C. S. 755, 826 

 Crane, O. B. 848 

 Cranesbill, Carolina 555, f. 556 

 Wild, Distribution 718 



Ckabsulaceae, Distribution 724 

 Craty, R. I. XI, 745, 748, 749, 751, 759, 



760, 766, 767 

 Crawford, A. F. 763 

 Creeping Buttercup 141 

 Charley syn. Ground Ivy 

 Soft Grass 665, 667 

 Spurge 208, 209, 458 

 Verhena syn. Prostrate Vervain 

 Cremocarp 864 



Cress, Marsh 167-168, 787, f. 101 

 Distribution 742, m. 168 

 Seed 447, f. W 

 Seed 441, i. 1,1,1 

 Water 142 



Distribution 717 

 Winter 170, 677, f. 170 



Distribution 717, 733, 740, m. 171 

 Seed 447-448, f. W. Si2, 5U 

 Crimson Clover 812, 831 

 Crocker, Wm. 829, 856 

 Cropping, continuous, Effect of 684 

 Cross cell, see Cell, Gross 

 Crosby, J. C. 840 

 Crosby, M. L. 836 



Crotalaria sagittalis 182-183, 788, f. 182 

 Distribution 718, m. 18S 

 Seed 545-546, f. 5W 

 Crowfoot, Distribution 742 

 Corn 663 



Family syn. Buttercup Family 

 Grass 41-43, f. ^ 



Chemical composition 43 

 Distribution 732, m. 1,B 

 Seed 416, f. 1,16 

 Small-flowered 139, f. 1S9 

 Distribution 717, m. 11,0 

 Seed 440, 536, f. UO, 530 

 Crown 654 



Crownbeard, Seed 575. f. 577 

 Crozier, A. A. 766, 825 

 Crucifer 677, 785, f. 006 

 Crtjciperae 4, 142, 170, 634, 776, 819 

 Bibliography 583 

 Distribution 717, 724 

 Seed 441-448, 539, 544 

 Crusaders distributed weeds 700 

 Cryer, J. 840 

 Cucumber, Bur. Distribution 737 



Wild 573, f. 571, 

 CucoRBiTACEAE, Distribution 724 



Seed 573 

 Cudwee-l. Distribution 720, 741 

 Culm 864 

 Crystalloids 864 



Cunningham. J. C. VII, XII, 641 

 Cup Plant, Seed 482, f. iSS 

 Curled Dock 74-76, 426-427, 630, B47, 

 655, 654, 660, 696, 697, 716, 725, 

 727, 736, 774, 788, 794, 796, 799, 

 805. 810, 814, 834 

 Currant f. 012 



Indian 307, 790, f. 308 

 Distribution m. SOS 

 Purtis, C. F. V. 



Cuscuta arvensis 262-254, 789, f. eSS 

 Distribution 712, 719, 729, m. 252 

 Seed 810 

 chilensis. Seed 465, f. iOS 

 epilinum f. ?SS 

 eplthymum 250-253, f. 151, iSS 



Distribution 712, 719, 725, 729, 735, 



m. 251 

 Seed 466. 564, 810, f. 1,05. 561, 

 euronaea 852 

 sp. 850 



Seed 828. 829 

 Cuslck, Wm. 694, 726, 751. 840 

 Cutler. Manasseh 708, 711 

 Cvclachaena xanthifolia 332 

 Cycloloma atriplicifolium 99-101, 788, 

 f. 100 



