29 



Alaskanum, 11: 84. 12: 39. 



16: 20. 

 genuinum, 12: 40. 

 Jesupi, 11: 7. 12: 24. 13: 39. 

 Nelsoni, 12: 41. 

 Fadyenia 



prolifera, 11: f54. 12: 112. 

 Gleichenia 



Cunninghami, 16: 45. 

 dicarpa, 16: 45. 

 Gymnogramme 



calomelanos, 11: 57. 

 Ehrenbergiana, 11: 36. 

 gracilis, 11: 57. 

 hispida, 14: 121. 17: 3. 

 lanceolata, 20: *f43. 

 rufa, 11: 57. 

 sulphurea, 11: 58. 

 tartarea, 11: 57. 13: 81. 

 triangulata, 11: 57. 

 triangularis, 11: 46, 81. 12: 5, 77. 

 14: 121. 17: 3. 

 viscosa, 14: 121. 

 trifoliata, 11: 57. 

 Hemionitis 



arifolia, 18: *f76. 

 palmata, 11: *f71. 

 Hemigramma 



latifolia, 19: *f46. 

 Hemitelia 



horrida, 17: 116. 

 Hymenophyllum 



denticulatum, 17: *106. 

 flabellatum, 16: 44. 

 Franklinianum, 16: 44. 

 Javanicum, 16: 44. 

 pulcherrimum, 16: 44. 

 scabrum, 16: 44. 

 Hypolepis 



repens, 15: 19. 16: 38. 

 Isoetes 



Amesii, 11: 103. 



Bolanderi, 11: 85. 12: 14 101 

 16: 54. 

 pygmaea, 16: 54. 

 Sonnei, 16: 54. 

 Butleri, 13: 16. 16: 54. 20: 43. 



immaculata, 16: 54. 

 Canadensis, 14: 10, 74. 16: 54. 

 Amesii, 16: 54. 

 Robinsii, 16: 54. 

 Dodgei, 14: 104. 17: 82. 

 Braunii, 11: 85, 103. 13: 40. 14: 

 10, 74. 16: 54. 17: 82. 19: 

 7. 20: 19. 



Boottii, 16: 55. 

 Flettii, 16: 55. 

 maritima, 16: 55. 

 robusta, 16: 55. 

 Canadensis, 13: 40. 

 Flettii, 11: 85. 13: 51. 

 fontana, 13: 52. 

 maritima, 13: 52. 

 muricata, 11: 103. 14: 10, 104. 

 robusta, 13: 40. 17: 82. 

 Engelmanni, 11: 103. 14: 10. 16: 

 55. 17: 82. 

 Caroliniana, 16: 55. 

 fontana, 16: 55. 17: 82. 

 Georgiana, 13: 16. 16: 55. 

 gracilis, 16: 55. 17: 82. 

 flaccida, 12',: 38, 46. 13: 16. 



rigida, 12: 38. 

 foveolata, 14: 9. 16: 55. 



plenospora, 16: 55. 

 Gravesii, 14: 10. 16: 55. 

 Harveyi, 14: 104. 

 heiroglyphica, 14: 104. 16: 55. 

 heterospora, 14: 104. 

 Howelli, 11: 85. 12: 14. 16: 56. 



Piperi, 16: 56. 

 lacustris, 17: 82. 

 Macounii, 16: 56. 

 macrospora, 11: 103. 13: 40. 14: 

 74. 16: 56. 20: 19. 

 heterospora, 16: 56. 

 paupercula, 16: 56. 

 melanopoda, 11: 38, 70. 12: 14. 



16: 56. 20: 43. 

 melanospora, 13: 16. 16: 56. 

 minima, 11: 85. 16: 56. 

 Nuttali, 11: 85. 12: 14. 16: 56. 

 occidentalis, 12: 14. 

 Orcutti, 12: 15. 16: 56. 

 paupercula, 11: 85. 

 Piperi, 11: 85. 13: 51. 

 ■ pygmaea, 12: 14. 



riparia, 16: 57. 17: 86. 

 saccharata, 15: 18. 16: 57. 

 Amesii, 14: 9. 

 Palmeri, 16: 57. 

 reticulata, 16: 57. 

 truncata, 16: 57. 

 Tuckermani, 14: 9, 104. 



borealis, 13: 40. 14: 104. 16: 

 57. 



Harveyi, 16: 57. 

 valida, 16: 57. 17: 82. 

 Lindsaya 



trichomanoides, 16: 44. 



