902 



INDEX 



Reserve food 645 

 System 643-650 



Noxious weeds. Table 645 

 Tuberous 645 

 Vertical 661 

 Root- rot, New Zealand 678 



White 678 

 Root-stock 650, 869 

 Root weeds 736 

 Roots of weeds 643-650, 861 

 Rosa arkansana syn. of pratincola 178- 

 180, 632, f. 178. 179 

 Distribution 717, m. 179 

 Root 652 

 Seed 460, f. U9 

 ROSACRAE 4, 175-180 



Distribution 717, 724 

 Seed 448-450, 545 

 Rose; J. N. 825 

 Rose 



Family 176-180, 448, 45u, . 545, 592. 

 632 

 Distribution 724, 734 

 Moss 134 



Prairie syn. Wild Rose 

 sp. 3, 6, 67, 175, 631, 695 

 Wild 178-180, 632, f. 178, 179 

 Distribution 717, m. 179 

 Root 652 

 Seed 450, f. hliB 

 Rosellinia necatrix 677 



radieiperda 678 

 Rosenberg' 764 

 Rosenthaler 583 

 Roster 766 



Rothamsted, Experiment Station 664 

 Rothrock 767 

 Rotminstror 643 

 Rough Ox-eye syn. Ox-Eye 



Pigvjeed syn. Tumbling Pigweed 

 Rough-stalked Meadow Grass 639, 715 

 Rousseau, H. 843 

 Roussille 851 

 Roger, C. B. 766 

 Rubber shoes. Weeds distributed by 



710-711 

 Rubber plants 234 

 RuBiACEAE 572-573 

 Distribution 724 

 Seed 476 

 Rubvis nutkanus, X)istribution 693 



ursinus, Distribution 693 

 Rudbeckia hirta 339-340, 689, 787, f. 

 339 

 Distribution 705, 737, m. S39 

 laciniata, Distribution 737 

 Seed 486, f. m 

 Rue, Meadow, Seed 438. f. i39 

 Rugel's Plantain 299-301, 475-476, 720, 



788, 814 

 Ruiz, L. 753 

 Rumex acetosa 667 

 Seed 526 

 acetosella 667, 774, 787, 819 



Distribution 696, 697, 716, 735, 736 

 Root system 651 

 Seed 810 

 altlssimus 787, 796 

 Distribution 716 

 Root 654 

 Seed 810 

 crispus 74-76, 774, 788, f. 7.',, 630, 727 

 Chemical composition 75 

 Distribution 697, 716, 725, 736, m. 



75 

 Root system f. 61,7. 652 

 Seed 426, 427, 527, 810, t- W, 526 

 obtusifolius 78, 79, 595, 774, 789, f. 79 

 Distribution m. 79 

 Seed 427. f. i27, 7i6 

 patientia, Distribution 763 



sanguineus. Distribution 716 

 sp. 663, 676 

 Rumler-Breslati, Dr. 851 

 Runch 664, 665 

 Runge 753 

 Runner 869 

 Rush Family 63-65, 623 



Grass, Sheathed 37-38, 790, f. 37 

 Distribution 715, m. 38 

 Small 38-39, 790, f. 39 



Distribution 715, m. 39 

 Slender 65, f. 65 



Distribution 715, m. 65 

 Spike, Seed 407-408 

 Rushlike Dygodesmia 403-404 

 Russian Pigweed 814 



Thistle 67, 433, 532-533, 631. 699, 

 716, 727, 728, 729, 730, 743-747, 

 789, 794, 796, 805, 807, 808, 814, 

 825-826, 834, 837, 839, 841, 842, 

 845, 846, 847, 848, 861 

 Tumhleweed syn. Thistle 

 Weeds 757, 829, 843, 844 

 Rust, Cereal f. 679 

 Chrysanthemum 678 

 Wheat 678 

 White 677, f. CM 

 Rutledge, F. T. 766 

 Rydberg, P. A. 747, 755 

 Rye 6, 8 

 Ergot 678 

 Grass 785, 789 

 Seed 810 

 English svn. Perennial Rye Grass 

 Italian 787 



Seed 421, 811, 813, f. m 

 Perennial 789 

 Seed 420, 813 

 Wild 680 

 Seed 813 



Impurities 829 



Saffron. Meadow, Distribution 736 

 Sage, Blue 277, 279, f. 278 

 Distribution 759, m. 279 

 Lance-leaved syn. Blue Sage 

 Scarlet 268 

 Wood 272-273, f. 273 

 Distribution m. 2~3 

 St. John's-wort 223-224, 788, f. SB3 

 Distribution 708, m. 2H 

 Family 221. 223-224 

 Distribution 724 

 Saint-Ouentin 852 

 Sale 766 



Salicaceae, Distribution 724 

 Salsify, Seed 497, f. m 



Meadow 497, f. m 

 Salsola kali 677, 808 

 Salsola kail v. tehuifolia 111-113, 789, 

 796, f. 112 

 Chemical comoosition 113 

 Distribution 699, 716, 727, 728, 729, 



743-746, m. lit 

 Seed 433, 532-533, f. 1,33, 533, 730 

 Saltbush 99 

 Saltwort 677 

 Salvia lanceaefolia 277, f. 278, S70 



Distribution 759, m. 279 

 Samek. J. 828, 859 

 Sample, A. F. 761 

 Sandbur 25-26, 637, 790, f. 26 

 Distribution 714, m. 26 

 Seed 412, 517, f 1,12 

 Rocky Mountain 794 

 Sanderson, Mrs. 766 

 Sandor, C. 851 

 Sandy soils, W^eeds of 819 

 Sapindaceab Bibliography 586 

 Sapling Clover, Seed 812 

 Saponaria officinalis 134, 136, 790, f. 

 135, 136 

 Distribution 712, 717, m. 136 



