align="left">Spore of Stegonosporium cellulosum.

125 54. Stylospores of Coryneum disciforme. 125 55. Spores of Asterosporium Hoffmanni. 125 56. Spores of Pestalozzia. 126 57. Bispora monilioides, concatenate spores 126 58. Pseudospores of Thecaphora hyalina. 127 59. Pseudospores of Puccinia. 127 60. Pseudospores of Triphragmium. 127 61. Pseudospores of Phragmidium bulbosum. 127 62. Winter spores of Melampsora salicina. 127 63. Spores of Helicocoryne. 129 64. Sporidium of Genea verrucosa. 130 65. Alveolate sporidium of Tuber. 130 66. Asci, sporidia, and paraphyses of Ascobolus. 131 67. Sporidium of Ostreichnion Americanum. 132 68. Ascus and sporidia of Hypocrea. 133 69. Sporidium of Sphæria ulnaspora. 133 70. Sporidia of Valsa profusa. 133 71. Sporidia of Massaria fœdans. 134 72. Sporidium of Melanconis bicornis. 134 73. Caudate sporidia of Sphæria fimiseda. 134 74. Sporidia of Valsa thelebola. 134 75. Sporidia of Valsa taleola. 135 76. Sporidium of Sporormia intermedia. 135 77. Asci and sporidia of Sphæria (Pleospora) herbarum. 135 78. Sporidium of Sphæria putaminum.