Vor. 30 No. 9 
BULLETIN 
OF THE 
TORREY BOTANICAL CLUB 
SEPTEMBER, 1903 
Revision of the North American Species of Leskea 
By G. N. Best 
(WITH PLATES I5 AND 16) 
The larger part of the material upon which this revision is based 
was furnished by the New York Botanical Garden, the Geological 
Survey of Canada, the Department ‘of Agriculture at Washington, 
the Academy of Natural Sciences of Philadelphia and Harvard 
University. The author wishes to acknowledge his indebtedness 
to these institutions and to beg those having them in charge to 
accept his sincere thanks. He also wishes to acknowledge his 
obligations to Prof. John Macoun for the loan of duplicates and 
cotypes of Kindberg’s new species ; to. Mrs. Britton for assistance 
in procuring types, in furnishing citations and rare specimens and 
for unnumbered kindnesses; to Prof. J. M. Holzinger for the 
contribution of a large number of valuable specimens from an 
unexplored region ; to M. Jules Cardot for specimens, notes and 
publications; and to Dr. A. J. Grout, Dr. J. K. Small, Mr. R. S. 
Williams, Mr. C. F. Baker, Prof. F. S. Earle, Mr. H. N. Dixon, 
Mrs. A. M. Smith, Miss Edith A. Warner, Mr. E. D. Merrill, Mr. 
A. Gepp, Mr. John Moser and Dr. W. A. Kellerman for many 
and varied contributions. His thanks are especially due Miss 
Alexandrina Taylor for the excellent drawings which accompany 
this revision and on which its value so largely depends. 
LESKEA Hedw. Fund. 2: 93. 1782. 
Plants small to medium-sized, growing in tufts about the base 
[The preceding number of the BULLETIN, Vol. 30, No. 8, for August, 1903 ( go: 
423-462), was issued 4 Au 1903. ] 
eo 463 
