^"^8 Index to recent LriEKATURE 



99 



Smith, E. C. Furthef Additions to the Flora of Middlesex County, 

 Mass. Rhodora, i : 97, 98. Je. 1S99. 



Smith, C. O. Notes on the Species of Agaricus (^Psalliota) of the 

 Chaniplain Valley. Rhodora, i : 161-164. S. 1899. 



Stone, G. E. Past and present floral Conditions in Central Massa- 

 chusetts. Rhodora, i : 143-148. Au. iS 



U[nderwood, L. M.]. Mrs. Arvilla J. Ellis. Bull. Torr. Bot. Club, 

 26: 553. 16 O. 1899. 



Webster, H. A peculiar State o{ Polyporus J^ergamemis. Rhodora, 

 i: 136; 137- Jl- 1899. 



Webster, H. Fungi in Greenhouses. Rhodora, i ; %t^, 84. My. 

 1899. 



Webster, H. MorchcIIa bhpora. Rhodora, " i : 156, 157. Au. 

 1899. 



Webster, H. Ilydnum iaput-mcdusac. Rhodora, i: 108-110 

 Je. 1899. 



Wheeler, C. F. Additions to the Michigan Flora since 1892. Rep. 

 Mich. State Board Agric. for 189S :— (1-12). 1899. 



IiK-hules list of 233 species of spcnnaijli) tes and pteiidnphytcs. 



r 



Whitney, L. C. List of Vermont Myxomycetes with Notes. Rho- 

 dora, 1 : 128-130. Jl. 1899. 



Wiegand, K. M. Some species of Bidens found in the United States. 

 Bull. Torr. Bot. Club, 26: 399-422. 17 Au. 1S99. 



Discussion and description of the principal members of Bhiens I Platycarpae. Bi- 



dem mdanocarpa, B. mehuwcarp,i pallida, B. frgruiosa puberula, b'. comom acuta, 



B. dentata (Nutt. ), B. cernua elliptica, nnd B. cermta intepa, new species, varieties 

 and names. 



Wille, N. New Forms of green Algae. Rhodora, i: 149, 150. Au. 

 1899. 



_ Elakatothrix Antericafia sp. nov. 



Williams, E. M. Common edible and poisonous Amanitas. Asa 

 Gray Bull. 6 : 80-84. /. JJ- O. 1898. 



Williams, T. A. Half hours with Lichens. Asa Gray Bull. 6 : i- 



5. F. i8g8; 77-80. O. 1898. 



Williams, T. A. Amamta strobilifortnis Vitt. Asa Gray Bull 7 • 

 87, 88.//. 6. 0.1899. 



Williams, R. S. Botanical Notes on the Way to Dawson, Alaska. 

 Plant World, 2 : 177-1S1. Au. 1S99. 



4 i 



