ILLUSTRATIONS OF WEED SEEDS. PLATE II. 



All the seeds on this plate are shown natural size, 

 and in one or two positions magnified. 



25. Field Madder (Sherardia arvensis L.). 



26. Field Scabious (Scabiosa arvensis L.). 



27. Cudweed (Gnaphalium sylvaticum L.). 



28. Stinking Mayweed (Anthemis Cotula L.). 



29. Scentless Mayweed (Matricaria inodora L.). 



30. Corn Marigold {Chrysanthemum segetum L.). 



31. Ox-eye Daisy (C. Leucanthennim L.). 



32. Coltsfoot (Tussilago Farfara L.). 



33. Groundsel (Senecio vulgaris L.). 



34. Ragwort (S. Jacobcea L.). 



35. Burdock (Arclium Lappa L.). 



36. Knapweed (Centaurea nigra L.). 



37. Cornflower (C. Cyanus L.). 



38. Spear Thistle (Cnicus lanceolatus Hoffm.). 



39. Creeping Thistle (C. arvensis Hoffm.). 



40. Nipplewort (Lapsana communis L.). 



41. Dandelion (Taraxacum offidnale Web.). 



42. Cat's-ear (Hypochceris radicata L.). 



43. Perennial or Corn Sow Thistle (Sonchus arvensis L.). 



44. Chicory (Cichorium Intybus L.). 



45. Autumn Hawkbit (Lcontodon autumnalis L.). 



46. Scarlet Pimpernel (Anagallis arvensis L.). 



47. Viper's Bugloss (Echium vulgare L.). 



48. Corn Gromwell (Lithospermum arvense L.). 



49. Field Forget-me-not (Myosotis arvensis Hoffm.). 



50. Field Convolvulus, Small Bindweed (Convolvulus 



arvensis L.). 



51. Clover Dodder (Cuscuta Trifolii Bab.). 



52. Dodder (C. racemosa Mart.). 



380 



