EXPLANATION OF PLATES.
Reading edition
Plate fig.
I. 1. Goatsbeard with its cluster-cups (Æcidium Tragopogonis).
〃 2. Fragment of same, slightly magnified.
〃 3. Section of cluster-cup, further magnified.
〃 4. Leaf of wood-anemone with its cluster-cups (Æcidium leucospermum).
〃 5. Portion of same, slightly magnified.
〃 6. Anemone cluster-cups, further magnified.
〃 7. Leaf of Berberry with cluster-cups (Æcidium Berberidis).
〃 8. Cluster of cups from the Berberry, as seen with a lens.
〃 9. Cluster-cups of Berberry, magnified.
〃 10. Nettle-stem distorted by growth of cluster-cups (Æcidium Urticæ).
〃 11. Nettle cluster-cups, magnified.
II. 12. Leaf of Pilewort with groups of cluster-cups (Æcidium Ranunculacearum).
〃 13. Group of cluster-cups from Pilewort, as seen with a lens.
〃 14. Section of Pilewort cluster-cups, magnified.
〃 15. Bedstraw cluster-cups (Æcidium Galii) on the Great Hedge Bedstraw.
〃 16. Tip of leaflet with cluster of cups, viewed through a lens.
〃 17. Bedstraw cluster-cup from same, magnified.
〃 18. Leaflets of Mountain-ash with horn-shaped cluster-cups (Rœstelia cornuta).
〃 19. Group of Mountain-ash cluster-cups, magnified.
〃 20. Pear-leaf with its cluster-cups (Rœstelia cancellata).
〃 21. Cluster-cup from the same, magnified.
〃 22. Leaves and fruit of Hawthorn with lacerated cluster-cups (Rœstelia lacerata).
〃 23. Elongated cells forming the walls of the cluster-cups, × 250.
〃 24. Single cell, more highly magnified, with its parallel striæ.
230〃 25. Cluster-cups from fruit of Hawthorn, magnified.
〃 26. Section of same, further magnified.
〃 27. Fir-leaves bearing cluster-cups (Peridermium Pini).
〃 28. Isolated cup of same, magnified.
III. 29. Many-jointed fruit of Burnet chain-brand (Xenodochus carbonarius), magnified.
〃 30. Leaflets of Burnet with rust on the lower, and brand (Aregma acuminatum) on the upper leaflets.
〃 31. Spores of Burnet rust (Lecythea Poterii) × 230.
〃 32. Fruit of Burnet brand (Aregma acuminatum).
〃 33. Leaf of Barren Strawberry with rust and brand intermixed.
〃 34. Spores of Barren Strawberry rust × 230.
〃 35. Fruit of Strawberry brand (Aregma obtusatum) × 300.
〃 36. Leaflet of Rose with its rust and brand intermixed.
〃 37. Spores of Rose rust (Lecythea Rosæ) × 230.
〃 38. Fruit of Rose brand (Aregma mucronatum) × 300.
〃 39. Leaflet of Bramble, with its rust and brand intermixed.
〃 40. Spores of Bramble rust (Lecythea Ruborum) × 230.
〃 41. Fruit of Bramble brand (Aregma bulbosum) × 300.
〃 42. Leaflet of Raspberry with its brand.
〃 43. Fruit of Raspberry brand (Aregma gracile) × 230.
〃 44. Cluster of fruits of Rose brand (Aregma mucronatum) × 230.
〃 45. Fruit of Bramble brand (Aregma bulbosum) in active germination, with sporidia at the tips of the threads × 300.
〃 46. Fruit of Bramble brand (Aregma bulbosum) ruptured, with inner cell escaping × 250 (F. Currey).
〃 47. Portion of leaflet of Meadow-sweet with its brand.
〃 48. Spores of Meadow-sweet brand (Triphragmium ulmariæ) × 300.
〃 49. Spore of Meadow-sweet brand (Triphragmium ulmariæ) in germination, with sporidia borne on the germ-tubes × 300 (Tulasne).
〃 50. Sprig of Thesium humifusum bearing Bastard-toadflax cluster-cups (Æcidium Thesii).
〃 51. Portion of leaf of same, with cluster-cups, enlarged.
〃 52. Leaflet of Trientalis Europæa with its smut (Tuburcinia Trientalis).
〃 53. Spores of the same × 320.
〃 54. Spores of Potato smut (Tuburcinia scabies) × 320. (Berkeley.)
〃 55. Leaflet of Alexanders (Smyrnium olusatrum) with its brand.
〃 56. Spores of Alexanders brand (Puccinia Smyrnii) × 320.
231IV. 57. Wheat-straw attacked by mildew (Puccinia graminis).
〃 58. Cluster of spores of corn-mildew, magnified (Bauer).
〃 59. Single spore of corn-mildew (Puccinia graminis) × 300.
〃 60. Portion of blade of grass with coronated mildew (Puccinia coronata).
〃 61. Portion of same enlarged, showing the pustules, or sori.
〃 62. Spore of coronated mildew (Puccinia coronata) × highly.
〃 63. Portion of leaf of Spear-thistle with its brand (Puccinia syngenesiarum).
〃 64. Spores of Thistle brand (Puccinia syngenesiarum) × 320.
〃 65. Leaf of Wood-anemone with brand (Puccinia anemones).
〃 66. Spore of Anemone brand (Puccinia anemones) × 320.
〃 67. Leaf of Centaurea nigra with brand.
〃 68. Spores of Composite-brand (Puccinia compositarum) × 320.
〃 69. Leaf of Mint with Mint brand (Puccinia menthæ).
〃 70. Spore of Mint brand (Puccinia menthæ) × 350.
〃 71. Portion of leaf of Earth-nut with brand (Puccinia umbelliferarum).
〃 72. Spore of Earth-nut brand (Puccinia umbelliferarum) × 320.
〃 73. Leaf of Ground-ivy with its brand (Puccinia Glechomatis).
〃 74. Spore of Ground-ivy brand (Puccinia Glechomatis) × 320.
〃 75. Pustule of brand surrounded by the ruptured epidermis, magnified.
〃 76. Portion of leaf and stem of Goatsbeard with brand.
〃 77. Spores of the same × 320.
〃 78. Portion of leaf of Willow-herb with its brand (Puccinia pulverulenta).
〃 79. Spores of Willow-herb brand (Puccinia pulverulenta) × 320.
〃 80. Leaf of Pennywort with brand (Puccinia umbilici).
〃 81. Spores of Pennywort-brand (Puccinia umbilici) × 320.
〃 82. Portion of leaf of Dandelion with its brand.
〃 83. Spores of Variable-brand (Puccinia variabilis) × 320.
V. 84. Grain of Wheat infected with Fœtid smut (Tilletia caries).
〃 85. Longitudinal section of the same.
〃 86. Spores of Fœtid smut (Tilletia caries) mixed with delicate branching threads × 320.
232〃 87. Spores of Fœtid smut in germination × highly.
〃 88. Sporidia of the first order borne on the germinating tubes of the fœtid smut (Tilletia caries) × highly.
〃 89. Sporidia of the first order, showing their transverse connection, × highly.
〃 90. Sporidia of the first order, producing sporidia of the second order, × highly.
〃 91. Sporidium of the second order in active germination.
〃 92. Deformed flower-head of Goatsbeard infested with smut (Ustilago receptaculorum).
〃 93. Floret removed, sprinkled with spores of the smut, enlarged.
〃 94. Spores of Goatsbeard smut (Ustilago receptaculorum) × 460.
〃 95. The same in active germination × 460 (Tulasne).
〃 96. Beaksedge (Rhyncospora alba) with its smut (Ustilago Montagnei).
〃 97. Spores of Ustilago Montagnei × 460.
〃 98. Ear of Barley infected with smut (Ustilago segetum).
〃 99. Spores of Corn-smut (Ustilago segetum) × 460.
〃 100. Grass with its smut (Ustilago hypodytes).
〃 101. Spores of Grass-smut (Ustilago hypodytes).
〃 102. Flowers of Bladder-campion with anther smut (Ustilago antherarum).
〃 103. Anther distorted by smut (Ustilago antherarum).
〃 104. Spores of Anther smut (Ustilago antherarum) × 460.
〃 105. Portion of leaf of water grass with Elongated smut (Ustilago longissima).
〃 106. Pustule of same, enlarged.
〃 107. Spores of Elongated smut (Ustilago longissima) × very highly.
〃 108. Spores of Maize smut (Ustilago maydis) × 460.
VI. 109. Sedge (Carex recurva) with Sedge smut (Ustilago urceolorum).
〃 110. Single fruit covered with the smut.
〃 111. Spores of Sedge smut (Ustilago urceolorum) × 460.
〃 112. Flower of Polygonum persicaria distorted by Utricle smut (Ustilago utriculosa).
〃 113. Section of the same (Tulasne).
〃 114. Inflorescence of Polygonum hydropiper with Utricle smut (Ustilago utriculosa).
〃 115. Section of infected flower of Polygonum hydropiper.
〃 116. Spores of Utricle smut (Ustilago utriculosa) × 460.
〃 117. Leaf of Cocksfoot, grass with smut (Ustilago Salveii).
〃 118. Portion of leaf, showing pustules, × slightly.
〃 119. Spores of Cocksfoot smut (Ustilago Salveii) × 320.
〃 120. Grass stem with Banded smut (Ustilago grammica).
233〃 121. Portion of same, showing arrangement of the pustules, × slightly.
〃 122. Spores of banded smut (Ustilago grammica) × 320.
〃 123. Inflorescence of Scabious with Floret smut (Ustilago flosculorum).
〃 124. Floret occupied by the smut.
〃 125. Spores of Floret smut (Ustilago flosculorum) × 320.
〃 126. Sedge (Carex riparia) attacked by Olive smut (Ustilago olivacea).
〃 127. Spores of Olive smut (Ustilago olivacea) × 460.
〃 128. Reed stem with smut (Ustilago typhoides).
〃 129. Spores of Reed smut (Ustilago typhoides) × 320.
〃 130. Leaf of Periwinkle with its rust (Trichobasis vincæ).
〃 131. Spores of Periwinkle rust (Trichobasis vincæ) × 320.
〃 132. Spores of Periwinkle brand (Puccinia vincæ) × 320.
VII. 133. Leaf of Mercury with its rust (Uredo confluens).
〃 134. Spores of Mercury rust (Uredo confluens) × 320.
〃 135. Leaf of Enchanter’s Nightshade with its rust.
〃 136. Spores of Nightshade rust (Uredo Circææ) × 320.
〃 137. Leaf of Sorrel with Twin-faced rust (Uredo bifrons).
〃 138. Pustule of Twin-faced rust seated on a coloured spot × slightly.
〃 139. Spores of the same rust × 320.
〃 140. Leaf of Wheat with Corn rust (Trichobasis rubigo-vera).
〃 141. Pustules of the same rust × slightly.
〃 142. Spores of Round corn rust × 320.
〃 143. Tuft of spores of Elongated corn rust (Trichobasis linearis) magnified.
〃 144. Spores of Elongated corn rust (Trichobasis linearis) × 320.
〃 145. Leaf of Groundsel with its rust (Trichobasis Senecionis).
〃 146. Spores of Groundsel rust (Trichobasis Senecionis) × 320.
〃 147. Wild Rose with Golden rust (Uromyces Ulmariæ).
〃 148. Spores of Golden rust × 320.
〃 149. Leaf of Vetch with Long-stemmed rust (Uromyces appendiculata).
〃 150. Spores of the same × 460.
〃 151. Leaf of Common thistle with Sweet-smelling rust (Trichobasis suaveolens).
〃 152. Spores of Sweet rust (Trichobasis suaveolens) × 320.
〃 153. Spermogone of Sweet rust, from common thistle, × highly (De Bary).
〃 154. Clover leaf with Short-stemmed rust (Uromyces apiculosa).
〃 155. Spores of Short-stemmed rust × 320.
〃 156. Leaf of Pilewort with its rust (Uromyces Ficariæ).
〃 157. Spores of Pilewort rust (Uromyces Ficariæ) × 320.
234〃 158. Portion of leaf of Luzula with Oblong rust (Trichobasis oblongata).
〃 159. Spores of Oblong rust (Trichobasis oblongata) × 320.
VIII. 160. Leaf of Sallow with its rust (Lecythea capræarum).
〃 161. Spores of Sallow rust (Lecythea capræarum) × 320.
〃 162. Bramble leaf with Ringed rust (Lecythea gyrosa).
〃 163. Pustule of Ringed rust (Lecythea gyrosa) × slightly.
〃 164. Spores of Ringed rust (Lecythea gyrosa) × 320.
〃 165. Purging Flax with its rust (Lecythea Lini).
〃 166. Pustule of the same × slightly.
〃 167. Spores of Flax rust (Lecythea Lini) × 320.
〃 168. Leaf of Flukewort with its rust (Trichobasis hydrocotyles).
〃 169. Spores of Trichobasis hydrocotyles × 320.
〃 170. Portion of leaf of Sedge with its rust (Trichobasis caricina).
〃 171. Spores of Sedge rust (Trichobasis caricina) × 320.
〃 172. Whorl of leaves of Hedge Bedstraw with Bedstraw brand (Puccinia Galii).
〃 173. Spores of Bedstraw brand (Puccinia Galii) × 320.
〃 174. Leaf of Tutsan with St. John’s-wort rust (Uredo hypericorum).
〃 175. Spores of St John’s-wort rust (Uredo hypericorum) × 320.
〃 176. Leaves of Cow-wheat with its rust (Coleosporium rhinanthacearum).
〃 177. Spores of Cow-wheat rust (Coleosporium rhinanthacearum) × 320.
〃 178. Portion of leaf of Sow-thistle with its rust (Coleosporium sonchi-arvensis).
〃 179. Spores of Sow-thistle rust × highly (De Bary).
〃 180. Portion of Coltsfoot leaf with its rust (Coleosporium Tussilaginis).
〃 181. Spores of Coltsfoot rust × highly.
〃 182. Group of spores of Coltsfoot rust in situ × highly (Tulasne).
IX. 183. Leaf of Buttercup with Buttercup smut (Polycystis pompholygodes).
〃 184. Fruit of Buttercup smut (Polycystis pompholygodes) × 460.
〃 185. Violet leaf distorted by Violet smut (Polycystis Violæ).
〃 186. Fruit of Violet smut (Polycystis Violæ) × 460.
〃 187. Portion of Rye-leaf with Rye smut (Polycystis parallela).
〃 188. Fruit of Rye smut (Polycystis parallela) ×460.
〃 189. Dead Birch leaf with Birch wedge-rust (Melampsora betulina).
〃 190. Winter spores of (Melampsora betulina) × 460.
235〃 191. Portion of Sallow leaf with Willow wedge-rust (Melampsora salicina).
〃 192. Winter spores of Melampsora salicina × 460.
〃 193. Leaves of Spurge with Spurge wedge-rust (Melampsora Euphorbiæ).
〃 194. Winter spores of Melampsora Euphorbiæ × highly.
〃 195. Portion of Poplar-leaf with Poplar wedge-rust (Melampsora populina).
〃 196. Winter spores of Melampsora populina × 460.
〃 197. Winter spores of Melampsora betulina in active germination—a sporidia × 466 (Tulasne).
X. 198. Fruit of Shepherd’s-Purse with White rust (Cystopus candidus).
〃 199. Portion of Cabbage-leaf with White rust (Cystopus candidus).
〃 200. Conidia of White rust (Cystopus candidus) × 360.
〃 201. Portion of Goatsbeard-leaf with White rust (Cystopus cubicus).
〃 202. Conidia of Goatsbeard white rust (Cystopus cubicus) × 360.
〃 203. Portion of Mycelium producing the first of a chain of conidia × 400.
〃 204. Mycelium of White rust with sucker-like processes × 360.
〃 205. Mycelium of White rust with nascent oogonia × 360.
〃 206. Oogonium of Crucifer white rust (Cystopus candidus) × 400 (De Bary).
〃 207. The same, further advanced, ruptured, with zoospores, × 400.
〃 208. Free zoospores of White rust, with their ciliæ, × 400 (De Bary).
〃 209. Resting zoospores in germination × 400 (De Bary).
〃 210. Oogonium of Goatsbeard white rust (Cystopus cubicus) × 400 (De Bary).
〃 211. Oogonium of Sandwort mould (Peronospora arenariæ) × 400 (De Bary).
〃 212. Oogonium of Pea mould (Peronospora viciæ) × 400 (De Bary).
〃 213. Oogonium of Veronica mould (Peronospora grisea) × 400 (De Bary).
〃 214. Oogonium of Spinach mould (Peronospora effusa) × 400 (De Bary).
〃 215. Leaf of Goosefoot with mould (Peronospora effusa).
XI. 216. Conceptacle of Hop mildew (Sphærotheca castagnei) × 80.
〃 217. Conceptacle of Rose blight (Sphærotheca pannosa) × 80.
〃 218. Sporangium of Sphærotheca pannosa × highly.
236〃 219. Conceptacle of Hazel blight (Phyllactinia guttata) × 80.
〃 220. Sporangium of Phyllactinia guttata × highly.
〃 221. Portion of leaf of Willow with Willow blight (Uncinula adunca).
〃 222. Conceptacle of Willow blight (Uncinula adunca) × 80.
〃 223. Tip of one of the appendages × highly.
〃 224. Sporangium of Willow blight (Uncinula adunca) × highly.
〃 225. Conceptacle of Maple blight (Uncinula bicornis) × 80.
〃 226. Tip of one of the appendages of Uncinula bicornis × highly.
〃 227. Furcate tip of one of the appendages of the Maple blight (Uncinula bicornis) × highly.
〃 228. Sporangium of Uncinula bicornis × highly.
〃 229. Leaf of Berberry with Berberry blight (Microsphæria Berberidis).
〃 230. Conceptacle of Berberry blight × 80.
〃 231. Tip of one of the appendages of Berberry blight (Microsphæria Berberidis) × highly.
〃 232. Sporangium of Berberry blight × highly.
〃 233. Tip of appendage of a continental species of blight (Microsphæria Ehrenbergii) × highly (Léveillé).
〃 234. Tip of appendage of Alder blight (Microsphæria penicillata) × highly.
〃 235. Portion of Grass leaf with blight (Oidium monilioides).
〃 236. Tuft of conidia of Oidium monilioides × 120.
〃 237. Leaflet of Garden Pea with Pea blight (Erysiphe Martii).
〃 238. Conceptacle of Pea blight (Erysiphe Martii) × 80.
〃 239. Sporangium of Erysiphe Martii × highly.
〃 240. Conceptacle of Buttercup blight (Erysiphe communis) × 80.
〃 241. Sporangium of Erysiphe communis × highly.
〃 242. Sucker from the mycelium of Erysiphe communis, magnified.
XII. 243. Conceptacle of Mealy Guelder-rose blight (Microsphæria Hedwigii) × 80.
〃 244. Sporangium of same, containing spores, × highly.
〃 245. Conceptacle of Cornel blight (Erysiphe tortilis) × 80.
〃 246. Sporangium of same, containing spores, × highly.
〃 247. Tip of appendage of Microsphæria Hedwigii × highly.
〃 248. Sporangium of Mugwort blight (Erysiphe Linkii), containing spores, × highly.
〃 249. Conceptacle of Mugwort blight (Erysiphe Linkii) × 80.
〃 250. Sporangium and spores of Plantain blight (Erysiphe lamprocarpa) × highly.
237〃 251. Conceptacle of Plantain blight (Erysiphe lamprocarpa) × 80.
〃 252. Conceptacle of Paper bristle-mould (Chætomium chartarum) magnified.
〃 253. Sporidium of the same, further magnified.
〃 254. Conceptacle of Paper mildew (Ascotricha chartarum) magnified (Berkeley).
〃 255. Portion of thread of same with conidia, further magnified (Berkeley).
〃 256. Sporangium of same, containing spores (Berkeley).
〃 257. Piece of straw with Bristle mould (Chætomium elatum).
〃 258. Conceptacle of same, slightly magnified.
〃 259. Section of same, further magnified.
〃 260. Dead leaf over-run with Herbarium mildew (Eurotium herbariorum).
〃 261. Conceptacles of the same, seated on their mycelium, magnified.
XIII. 262. Fertile thread of Turnip mould (Peronospora parasitica).
〃 263. Fertile thread of Onion mould (Peronospora Schleideniana).
XIV. 264. Fertile thread of Potato mould (Peronospora infestans).
〃 265. Fertile thread of Lettuce mould (Peronospora gangliformis).
XV. 266. Fertile thread of Pea mould (Peronospora Viciæ).
〃 267. Fertile thread of Anemone mould (Peronospora curta).
XVI. 268. Fertile thread of Sandwort mould (Peronospora arenariæ).
〃 269. Fertile thread of Dock mould (Peronospora obliqua) × 320.
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