INDEX 



Names marked with the asterisk (*) are not found at the head of the 

 descriptive text, but are given in the text itself. 



Adder's-Tongue, log if., 124. 

 Adianiiiin pedaium. So. 

 *Alpine Woodsia, S8. 

 Aspidhiin acrostkhoidfs, 39. 

 *var. crhpum, 40. 

 var. ijiciszun, 40. 

 o-ctileaiiij/i, var. BnnDiii^ 40, 

 Booitii, 2j . 

 acristtmii, 27. 



vai", Clhito7iia?ii(7i!^ 28. 

 crLstatniii X viarghtale, 31. 

 fragrans, 32. 

 GoidiiiH?t>ii, 35. 



*lforjiia DtiZ'eiiportii , 27. 

 Noz'cl'oracensc, 15. 

 l-'iiisforderise, 30. 

 si})iulatii}n, 16. 

 spimdosMii, ig. 



var. Concordiiunini^ 20. 



var. dilaiatuni, 20. 



var. hderinrdhan, nj, 

 T/wlypier/s, 12. 

 AspicJi/HDi acrostichoidcs, 103. 

 aiigifstifoliuvt, 103. 

 ebeiieidu, 92. 



var. Horto7ice, 93. 



var. incismn, 93. 

 ebeiioides, 100. 

 filix-fcemhia^ 107, 

 iruuitaitwi!, 96. 

 pijiiiatifidiini^ 94. 

 pl<ifyneiiro>!^ 93. 



*var. scrrai?iji!, 93. 

 Rnta-7mtraria, 99. 

 ihely^teroides, 103, 

 TrichoinaJics, 94. 

 z'iride, 95. 



Keech Fern, Broad, S. 



Long, 8. 

 ^Bladder Fern, Brittle, 71. 



Bulblet, 68. 



^Common, 71. 



Fragile, 71. 

 Blunt-lobed Woodsia, 91. 



^^Bog Fern, 44. 

 Boott's Shield Fern, 23. 

 BotrycJiiitui dis&ectunt^ 115. 

 la7Ufolaiii>]i, 120. 

 I.iiiuiriay III. 

 juatricarite^ 1 19. 

 inatricaricr/oiiian, 119. 

 *jiegUctiiin, 119, 

 ot'liqiaun, 112. 



var. ifiterviedii/yn, lib. 

 simplex., 1 19. 

 '*iei/el'>'os]i7u, 120. 

 teriiatjivi, 1 1 2. 



var. disscciiiiii., 115. 

 sub-var. iiiferiiicdiinn^ 116. 

 var. obligiiHin, 112. 

 var. rutct/oliitm^ 1 19. 

 l'irgi/iia7iu]}Zy 123. 

 */or}ita gracilis, 123, 

 *Boulder Fern, 67. 

 Brake, Common, 72. 

 Braun's Holly Fern, 40. 

 *Bri[tle Bladder Fern, 71. 

 Broad Beech Fern, 8. 

 Bulblet Bladder Fern, 68. 



Cainpiosoriis. rhizophylbis, 4. 

 Chain Fern, Net-veined, 47. 



Virginia, 43. 

 Christmas Fern, 30. 

 Cinnamon Fern, 51. 

 *CIayton's Fern, 57. 

 Cliff Brake. Purple, 75. 



Slendt:r, 76. 

 Climbing Fern, 79. 

 Clinton's Wood Fern, 28. 

 Club-Moss, Common, 132. 



Fir, 131. 



*Inierrupted, 127. 



*Shining, 131. 



Stiff, 127. 



Tree, 12.8. 

 *Colt's-Tail 143. 

 "Common Bladder Fern, 71. 

 Common Brake, 72. 

 Common Club-Moss, 132. 



