20 



Schizaea pusilla, How I Found.— Mrs. E. G. Britton. 19: 77. 

 Schizaea pusilla in Cape Breton. — Geo. E. Nichols. 13: 97. 

 Schizaea pusilla at Home. — C. F. Saunders. 20: 54. 



Scolopendrium Lindeni, Hook, Can be Separated from S. yulgare, Sm,? 



— H. Christ. 11: 86. 

 Scolopendrium from Canada. — Homer D. House. 11: 107. 



Scholopendrium vulgare. — C. F. Saunders. 17: 57. 

 *Scolopendrium vulgare in Ontario. — A. B. Klugh. 13: 104. 



*Scott, Robert Robinson.— Willard N. Clute. 11: 50. 

 Scouring Rush Along the Mississippi, The. 13: 85. 

 Selaginella Caribensis. 13: 74. 



Selaginella Douglasii, A New Station for. — Walter Albion Squires. 14: 

 116. 



Shelter Island Ferns. 17: 114. 



*tShield Fern, A Walking.— Willard N. Clute. 13: 78. 

 *fShield Fern, Forms of Marginal. 19: 50. 

 Shield Fern Fragrant. — James A. Bates. 19: 80. 

 Singular View, A.— L. M. Underwood. 11: 90. 

 *$Slender Leaved Cystopteris, A— Willard N. Clute. 16: 75. 

 *Solar Prints of Plants. — James Shepard. 16: 39. 



*South Carolina, Lycopodium adpressum f. polyclavatum from. — W. C. 

 Coker. 17: 83. 



Southern New Brunswick, Notes on the Pteridophytes of.- — A. B. 

 Klugh. 19: 4. 



^Southwest, New or Rare Ferns from the. — Willard N. Clute. 12: 43. 

 Species and Forms Recently Discovered. — Willard N. Clute. 11: 24. 

 Species and Varieties Among the Ferns. — Willard N. Clute. 13: 65. 

 Species Conception Among the Ternate Botrychiums. — Willard N. 



Clute. 11: 115. 

 *$Spleenwort, Ebony, The Forms of. 19: 115. 

 *fSpleenwort, The Dwarf.— Willard N. Clute. 17: 48. 

 Spleenwort, The Pinnatifid in Northeastern Ohio. — Ernest W. Vickers. 



18: 4. 



Spleenworts, The Tall.— Adella Prescott. 20: 46. 

 Sporangial Trichomes. — E. J. Durand. 14: 20. 



*Sporelings of Lomaria spicant, Variable. — Amedee Hans. 15: 33. 

 *fStar Fern, The.— Willard N. Clute. 12: 71. 



T 



Tennessee, The Hartstongue in. — Dr. E. L. Lee. 14: 82. 

 Ternate Botrychiums, The Species Conception among the. — Willard N. 

 Clute. 11: 115. 



JTernate Botrychium, Two New Varieties of the.— B. D. Gilbert. 11: 88. 



