xiv LIST OF ILL US TRA TIONS. 



7IG. PAGB 



30. Primula (short-styled form) 31 



31. KnauHa dipsacifolia 38 



32. Linnaa ... 39 



33. Carlina 39 



34. SUene nutans 41 



35. Cardamine chenopodifolia 45 



36. Vallisneria spiralis 51 



37. Viola hirta 54 



38. Viola canina . 55 



39. Ditto, Seed-vessel with seed . ' 56 



40. Ditto, Seed-vessel after ejecting the seed 57 



41. The Herb Robert (Geranium robertianum) 58 



42. Geranium dissectum 59 



43. Geranium robertianum 61 



44. Common Vetch. Vicia sepium 62 



45. The Squirting Cucumber (Momordica elaterium) 63 



46. Seed-head of Poppy (Papaver) 65 



47. Seeds of Maple, Sycamore, Lime, Hornbeam, Elm, Birch, 



Pine, Fir, Ash 68 



48. Seeds of Willow Herb, Thrincia hirta, Tamarix, Willow, 



Cotton-grass, BuUnish 71 



49. Myzodtndron (after Hooker) 73 



50. Seeds of Burdock, Agrimony, Bur Parsley, Enchanter's Night- 



shade, Cleavers, Forget-me-nots 76 



51. Seeds of Harpa^ophyton procumbens and Martynia proboscidea. 77 



52. Vicia amphicarpa gfi 



53. Lathyrus amphicarpus (after Sowerby) 87 



54. Eurodium glaucophyllum (after Sweet) 89 



55. Seed^f Stipa pennata oj 



56. Seeds of Corydalis heterocarpa 02 



57- Pod of Scorpiurus subvillosa and S. vermiculata 94 



58. Pod of Biserrula 05 



S8i. Seed of Castor Oil (Ricinus) 05 



S8t. Seed oi Jatropha oe 



59. Leaves of Beech 07 



60. Leaves of Lime 103 



61. Leaves of Beech 104 



62. Leaves of Elm joc 



63. Leaves of Castanea io5 



64. Leaves of Castanea and Beech 106 



65. Leaves of Yew lo» 



66. Leaves of Box jo- 



