Massee. — A Monograph of the Geog/osseae. 305 
Fig. 34. Asci and paraphysis of same, x 400. 
Fig. 35- Free spores of same. X400. 
Fig. 36. Spathularia rufa , Swartz. Nat. size. 
Fig. 37. Ascus and paraphyses of same. X400. 
Fig. 38. Free spores of same, x 400. 
Fig. 39. Mitrula cucullata , Fries. Nat. size. 
Fig. 40. Ascus and paraphysis of same. X400. 
Fig. 41. Free spores of same. X400. 
Fig. 42. Ascus and paraphyses of Geoglossum Peckianum, Cke. Nat. size. 
Fig. 43. Free spore of same. X400. 
Fig. 44. Geoglossum glabrum , Pers. Nat. size. 
Fig. 45. Ascus and paraphyses of same, x 400. 
Fig. 46. Free spore of same. X400. 
Fig. 47. Mitrula pusilla , Fries. Nat. size. 
Fig. 48. A single plant of same. Slightly x. 
Fig. 49. Section of same. Slightly x . 
PLATE XIII. 
Fig. 50. Spathularia clavata , Sacc. Nat. size. 
Fig. 51. Ascus and paraphyses of same. X400. 
Fig. 52. Free spores of same, showing the outer gelatinous sheath, x 400. 
Fig. 53. Young ascus, paraphyses, and portion of hypothecium of same, showing 
protoplasmic continuity. X750. 
Fig. 54. Mitrula globosa , Sommerf. Nat. size (after Sommerfeldt). 
Fig. 55. Mitrula microspora , Massee. Nat. size. 
Fig. 56. Ascus and paraphyses of same. X400. 
Fig. 57. Free spores of same, x 400. 
Fig. 58. Mitrula multiforme , Massee, form clavata . Nat. size (after Henning). 
Fig. 59. Form capitata of same. Nat. size (after Henning). 
Fig. 60. Form pileata of same. Nat. size (after Henning). 
Fig. 61. Leotia lubrica , Pers. Nat. size. 
Fig. 62. Ascus and paraphysis of same. X400. 
Fig. 63. Free spores of same, x 400. 
Fig. 64. Apex of ascus of same, showing the mode of dehiscence. X400. 
Fig. 65. Leotia lubrica, Pers., form stipitata. Nat. size. 
Fig. 66. Geoglossum glutinosum, Pers.; ascus and paraphyses. x 400. 
Fig. 67. Spores of same. X400. 
Fig. 68. Mitrula serpentina , Massee. Nat. size. 
Fig. 69. Mitrula laricina , Massee. Nat. size. 
Fig 70. Vibrissea ochroleuca , Massee. Nat. size. 
Fig. 71. Ascus and paraphysis of same. X400. 
Fig. 72. Free spores of same. X400. 
Fig. 73. Mitrula muscicola , Henn. Nat. size (after Henning). 
Fig. 74. Spragueola americana , Massee. Nat. size. 
Fig. 75. Section of same. Nat. size. 
Fig. 76. Ascus and paraphysis of same. X400. 
Fig. 77. Mitrula lutescens , Massee. Nat. size. 
Fig. 78. Geoglossum hirsutum , form Walteri. Nat. size. 
