LIST OF FULL-PAGE PLATES IN 



COLOUR AND BLACK AND WHITE 



PHOTOQEAPHIC PLATES ABB MABKBD WITH AN ASTERISK. 



PLATE 



I. Common Mallow (Malva sylvestris) Frontispiece 



TO FACE PAGE 



II. Some Fresh- Water Algae - 32 



*III. Fmigus (Coprinus atramenfarius) - - - - 96 



IV. JAveTwort {Marchantia); Mobs (Funaria) - - 124 



*V. Parsley Fern {Cryptogramme crispa) 137 



*VI. Common Polypody Fern {Polypodium vulgare) - - 144 



VII. Corn Horsetail {Equisetum ariense) 158 



YIII. Maxah. Maxigold (Caltha palustris) - - • 171 



IX. Greater Spearwort {Ranunculus lingua) - - 174 



*X. Scots Pine (Pinus sylvestris) 177 



*XI. Scots Pine, Male and Female Flowers 184 



XII. Broad-leaved Garlic {Allium ursinum) - 193 



XIII. Common Arum {Arum maculatum) - 196 



XIV. Flowering Rush {Butomus umhellatus) - 198 

 XV. Tway-blade Orchis {Listera ovata) 200 



XVI. Sweet-Scented Orchis {Habenaria conopsea) 202 



XVII. Marsh Orchis {Orchis latifolia) ■ 204 



*XVIII. Sweet Cicely {MyrrUs odorata) - 208 



*XIX. Hedge-Convolvulus, or Bindweed {Calystegia sepium) 209 



XX. Henbane {Hyoscyamus niger) - - - 211 



XXI. Corncockle {Agrostemma Oiihago) - - 212 

 XXII. Sea-Campion {Silene maritima) - 214 



