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Fig. 22. Physarum eoneinnum, Mass. Two sporangia seated on the leaf of
a moss, X 40.
„ 23. Spores and portion of capillitium of same, x 350.
„ 24. Spore of same, x 1200.
„ 25. Clathroptychium rugulosum, Eost. Aethalium with a portion
removed to show the bright yellow spore-mass ; nat. size.
26. Upper part of a sporangium showing the permanent, convex,
apical portion, b ; with its six descending threads, a ; corresponding
to the permanent angles of the lateral wall of the
sporangium, x 350.
' „ 27. Spore of same, x 1200.
28. Diagrammatic representation of a sporangium of same, showing
the perforations in the lateral wall, which is reduced to the
angles.
PLATE 2.
Fig. 29. Didymium farinaceum, Schrad., plant, x 40.
„ 30. Section of same, showing the columella, x 40.
„ 31. Portion of same, showing the capillitium radiating from the columella,
a, to the wail of the sporangium, b, x 350.
32. Portion of inner wall of sporangium passing over the columella,
showing rib-like thickenings arranged in a reticulated
manner, x 350.
„ 33. Spores, x 350.
„ 34. Portion of a spore, x 1200.
„ 35. Crystals of lime from wall of sporangium, x 350.
„ 36. Cho7idrioderma difforme, Rost., plant, x 40.
37. Section of same showing the outer calcareons_ wall, a, separated
” from the thin inner wall, 6, by a space containing air, c, x 40.
„ 38. Threads of capillitium and spores of same, x 350.
„ 39. Lepidoderma ff.drum, ff&XLts, x 40.
„ 40. Spores of same, x 350.
„ 41. Lepidoderma tigrinum, Rost., plant, x 40.
„ 42. Section of same, showing columella, x 40.
„ 43. Portion of capillitinm and spores of same, x 350.
„ 44. Didymium mic7'0carpa,'Rost., a. nigripes; plants, x 40,
„ 45. Spores of same,— 350 ; a portion of a spore, x 1220.
„ 46. Didymium sguamulosum, Fr., a. geniUmtm; plant, x 40.
„ 47. Section of same, showing columella, x 40.
„ 48. Spores of same,— 350 ; portion of a spore, x 1200.
„ 49. Didymium sguamulosum, Fr., voa'. costatUom, Mass., plant, x 40.
„ 50. Didymium sguamulosum, var. virgineum. Mass., plants, x 40.
„ 51. Section of same to show columella, x 40.
,, 52. Portion of capillitium and spores of same, ., 350 ; a portion of a
spore, X 1200.
F ig. 53. Didijmium clavus, Rost., plants, x 40.
„ 54. Portion of capillitium and spores of same, x 350.
„ 55. Didymium serpula, Fr., plants, x 40.
„ 56. Portion of capillitium of same, x 350.
,, 57. Spores of same, x 350 ; a portion of a spore, x 1200.
„ 58. Cho7idrioderma floriforme, Rost., plants ; a, before dehiscence ; b,
after dehiscence, x 40.
,, 59. Spores of same, x 350 ; portion of a spore, x 1200.
PLATE 3.
F ig. 60. Physarum leucopus, Rost., plants, x 40.
„ 61. Portion of capillitium and spores of same, x 350.
„ 62. Spore of same, x 1200.
„ 63. Physai’um leucophaeum, Fr., plants, x 40.
„ 64. Portion of sporangial wall of same, showing innate patches of
lime, X 200.
,, 65. Portion of capillitium and spores of same, x 350.
„ 66. Spore of same, x 1200.
„ 67. Hybrid between Physarum leucopus and Physarum leucophaeum,
X 40.
„ 68. Physarum granulcttum, Balf., fil., plant, x 40.
„ 69. Portion of capillitium and spores of same, x 350.
„ 70. Spore of same, x 1200.
„ 71. Physarum cinereuìn, Rost., plants, x 40.
„ 72. Portion of capillitium and spores of same, x 350.
„ 73. Spore of same, x 1200.
„ 74. Badhamia panicea,'Rost, plants, x 3.
„ 75. Portion of capillitium and spores of same, x 350.
„ 76. Spore of same, x 1200.
„ 77. Physarum Phillipsii, Ba ll, fil., plants, x 40.
,, 78. Spore of same, x 1200.
,, 79. Badhamia macrocarpa, Rost., var. sessilis, Rost., plants, x 40.
„ 80. Portion of capillitium and spore of same, x 350.
„ 81. Spore of same, x 1200.
„ 82. Physa^’um didermoides, Rost., plants, x 40.
,, 83, Portion of capillitinm and spores of same, x 350.
„ 84, Spore of same, x 1200.
„ 85. Badhamia fusea, Mass., plants, x 40.
„ 86. Spore of same, x 1200.
„ 87. Chondrioderma Ocrstedii, Rost., plants, x 40; a, before, c, after
dehiscence.
88. Spore of same, x 1200.