Nov. 1907] Index to North American Mycology 257 



Sarcodon blackfordae (Peck) Banker ii. n. [Hydnum black- 

 fordae Peck.] Mem. Torr. Bot. Club, 12:142. 13 June 

 1906. 



Sarcodon cristatus (Bres.) Banker n. n. [Hydnum cristatum 

 Bres.] Mem. Torr. Bot. Club, 12:140. 13 June 1906. 



Sarcodon fennicus Karsten. [Sarcodon scabrosus fennicus Kar- 

 sten ; Hydnum fennicum Sacc. ; Phaeodon fennicus Hen- 

 nings.] Mem. Torr. Bot. Club, 12:146. 13 June 1906. 



Sarcodon fuligineo-violaceus (Kalch.) Quel. [Hydnum fuli- 

 gineo-violaceum Kalch.] Mem. Torr. Bot. Club, 12:142. 

 13 June 1906. 



Sarcodon imbricatus (L.) Karsten. [Hydnum cervinum Pers. ; 

 H. imbricatum L. ; Phaeodon imbricatus Schroet.]. Mem. 

 Torr. Bot. Club, 12:145. June 13, 1906. 



Sarcodon, Key to species. [Banker.] Mem. Torr. Bot. Club, 

 12:138-9. 13 June 1906. 



Sarcodon laevigatus (Sw.) Karsten. [Hydnum laevigatum 

 Swartz.] Mem. Torr. Bot. Club, 12:143. 13 June 1906. 



Sarcodon reticulatus Banker n. sp. on the ground in dry sandy 

 pine woods. Mem. Torr. Bot. Club, 12:139. 13 June 1906. 



Sarcodon scabripes (Peck) Banker n. n. [Hydnum scabripes 

 Peck.] Mem. Torr. Bot. Club, 12:141. 13 June 1906. 



Scarcodon scabrosus fennicus Karsten, syn. of Sarcodon fenni- 

 cus q. V. 



Sarcodon underwoodii Banker n. sp., ground in dry woods. 

 Mem. Torr. Bot. Club, 12:147. 13 June 1906. 



ScLERosPORA farlowii Grififiths n. sp. on Chloris elegans H. B. K. 

 Bull. Torr. Bot. Club, 34:207. April 1907. 



Seaver, Fred. Jay, see Wilson, Guy West, and . . . 



Selby, a. D. On the occurrence of Pytophthera infestans 

 Mont, and Plasmopara cubensis (B. & C.) Humph, in Ohio. 

 Ohio Nat. 7:79-85. Feb. 1907. 



Shear, C. L., and Wood, Anna K. Ascogenous forms of Gloeo- 

 sporium and Colletotrichum. Bot. Gaz. 43 :259-266. April 

 1907. 



Sidalcea oregana (Nutt.) Gray, host to Puccinia sidalceae Hol- 

 way n. sp. Holway's N. A. Uredineae, i -.Sy. 10 May 

 1907. 



Sistrotrema croceum Schw., syn. of Hericium croceum q. v. 



Smith, Erwin F., and Townsend, C. O. A Plant-tumor of Bac- 

 terial origin [B. tumefaciens n. sp.] Science N. S. 25:671- 

 2. 26 April 1907. 



