xvi LIST OF ILLUSTRATIONS 



PAGE 



8. Creeping Buttercup (Ranunculus repens L.) " . . . 51 

 9- seedlings . . . . . .52 



50. Creeping Thistle (Cnictis arvensis Hoffm.) . . . .181 



i. roots . . . . " . . . 21 



98. Curly Pondweed (Potamogeton crispus L.) .... 337 



90. Darnel (Lolium temulentum L.) . , * . ; \ '> . . 320 

 84. Deadly Nightshade (A tropa Belladonna L.) . . .301 



58. Dock, Curled (Rumex crispus L.) . ~ . . . 202 



59. seedlings (Rumex sp.) v" . . ' T . . 203 

 72. Dodder, Clover (Cuscuta Trifolii Bab.) i; . ' .- . . 259 

 88. Dog's Mercury (Memirialis perennis L.) . - ; . . 310 

 96. Duckweed, Lesser (Lemna minor L.) . . . .' . 334 

 42. Dyer's Green-weed (Genista tinctoria L.) . : . i . 160 

 44. Earth-nut, Common {Conopodium denudatum Koch.) . 168 



75. Eyebright (Euphrasia officinalis L.) 271 



21. Field Madder (Sherardia arvensis L.) .... 84 



31. Mint (Mentha arvensis L.) . . . ... in 



13. Peppervvort {Lepidium campestre Br.) :* . . 65 



98. Floating Pondweed (Potamogeton natans L.) . . : . 337 



83. Fool's Parsley (sEthusa Cynapium L.) '. . 5 . . 298 



10. Fumitory (Fumaria officinalis L.) 56 



86. Garden or Black Nightshade (Solanum nigrum L.) . . 304 

 34. Goosefoot, Fat Hen (Chenopodium album L.) . . .120 



35- v seedlings 121 



26. Groundsel (Senecio vulgaris L.) ...... 97 



100. Hand-power Machine for Water Weeds .... 342 



20. Hedge Parsley (Torilis nodosa L.) 82 



81. Hemlock (Conium mactilatum L.) ..... 295 



94. Horn wort (Ceratophyllum demersum L.) . . ' . 331 



71. Horse-tail (Equisetum arvense L.) ..... 228 



5. Implements for Use In Eradicating Weeds 37 



79#. "Java "Beans 291 



48. Knapweed, Hardheads (Centaurea nigra L.) . . 176 



33. Knot weed (Polygonum Aviculare L.) 117 



1 8. Lady's Mantle (Alchemilla arvensis Lamk.) ... 80 



76. Lousewort (Pedicularis palustris L.) . . . . . 273 



