33 



intermedia, 11: 34, 36. 15: 47. 



17: 3, 7. 

 margmata, 15: 47. 17: 5, 7. 

 occidentals, 12: 99. 15: 47. 

 ornithopus, 12: 8, 113. 15: 47. 



19: 42, 45. 

 pulchella, 11: 36. 15: 47. 17: 6. 

 ternifolia, 11: 34, 36. 14: 113. 



15: 47. 17: 3, 7. 

 truncata, 20: 79. 

 Wrightiana, 11: 33, 36. 12: 8. 



15: 47. 17: 3, 7. 

 Phanerophlebia 



auriculata, 17: 4. 

 Phegopteris 



alpestris, 11: 82. 12: 10, 98. 15: 



48. 



calcarea, 11: 68. 



dryopteris 11: 68, 82, 102. 12: 

 98, 109. 13: 38. 14: 2, 69, 

 101. 15: 10, 48. 17: 76. 19: 



5, 9. 



Robertiana, 14: 69. 17: 76. 

 hexagonoptera, 11: 4, 68, 102. 

 12: 37, 69. 13: 25, 38, 54. 

 14: 2, 69, 101. 15: 10, 48. 

 17: 76. 19: 10, 111. 20: 9, 

 39. 



polypodiodes, 11: 68, 82, 102. 

 13: 38 14: 2. 69, 101. 15: 

 9, 48. 17: 76. 19: 5, 10, 111. 

 20: 9, 39. 

 reptans, 12: 37. 14: 110. 15: 49. 

 Robertiana, 15: 49. 

 tetragona, 12: 37. 15: 49. 

 Phlebodium 



aureum, 13: 82. 

 Pilularia 



Americana, 16: 17. 

 Polypodium 



angustifolium, 11: 56. 12: 35, 47, 

 15: 120. 

 ensifolium, 15: il20. 

 aureum, 11: 22, 23, 56. 12: 35, 



47. 15: 120. 20: 75. 

 Australe, 16: 43. 

 brunneo-viride, 11: 55. 

 Californicum, 12: 4. 15: 120. 



intermedium, 15: fl20. 

 chnoodes, 11: 56. 

 costatum, 15: 120. 

 crassifolium, 11: 56. 

 cultratum, 11: 55. 

 curvatum, 11: 55. 



decumanum, 11: 56. 



dissimile, 11: 56. 



falcatum, 11: 81. 12: 4, 101, 109. 



15: 120. 17: 5. 

 Fawcettii, 11: 55. 

 gramineum, 11: 55. 16: *f99. 

 grammitidis, 16: 43. 

 graveolens, 11: 55. 

 hesperium, 11: 81. 12: 4, 105. 



15: 120. 17: * 

 incanum, 11: 3, 22, 35, 56. 12: 



35, 47, 69. 13: 8, 59, 83. 15: 



120. 17: 14. 

 Japonicum, 11 : 13 . 

 lanceolatum, 11: 57. 

 latum, 15: 121. 

 loriceum, 11: 56. 

 lycopod i 'oides, 11: 57. 

 marginellum, 11: 55. 

 pectinata, 11: 56. 

 pectinatum, 12: 35. 47. 15: 121. 

 phyllitidis, 11: 22, 56. 12: 35, 47. 



14: 110. 15: 121. 

 piloselloides, 11: 56. 14: *f59. 

 pluinula, 11: 55. 15: 121. 

 polypodioides, 15: 5, 19. 19: 109. 



20: 37, 73. 

 prolongilobum, 18: *$97. 

 pustulatum, 11: 12. 

 repens, 11: 56. 

 rigescens, 11: 55. 

 Scouleri, 11: 81. 12: 5. 15: 100, 



121. 



serrulatum, 11: 55. 20: *65. 

 squamatum, 11: 56. 

 suspensum, 11: 55. 

 Swartzii, 12: 36, 47. 14: 110. 

 15: 121. 



thysanolepis, 11: 56. 13: 83. 



15: 12. 17: 5. 

 trichomanoides, 11: 55. 

 trifurtum, 11: 55. 

 vacciniaefolium, 11: 57. 

 vulgare, 11: 67, 102. 12: 4, 69, 



99. 13: 8. 14: 2, 33, 67, 101. 



15: 5, 121. 17: 77. 18: *$47. 



19: 5, 109. 20: 9, 37, 52. 

 alato-multifidum, 14: 105. 17: 



77. 



angustum, 14: 35. 15: 122. 

 attenuatum, 14: 35. 

 auritum, 15: 86. 17: 113. 

 bifido-multifidum, 14: 39. 

 Cambricum, 14: 36. 



