Contributions from the Herbarium of Columbia College. 
. 
Species. By A. A, Heller (1894) ..~....-.-.--- + +95 cents 
. [The numbers omitted from this list are out of print. ] 
rds VoLuME I. 
New or Noteworthy North American Phanerogams. By N. L. Britton 
C1888) 953 pas ek ire See hee ne cias ys oy 25 Conte: 
An Enumeration of the Plants Collected by Dr. H. H. Rusby in South 
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The Genus Hicoria of Rafinesque. By N. L. Briton (1888), .25 cents. 
A List of Plants Collected by Dr. E. A. Mearns at Fort Verde and in the 
Mogollon and San Francisco Mountains, Arizotna, 1884-1888. By N. L. 
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The General Floral Characters of the San Francisco and Mogollon Mountains 
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Preliminary Notes on the North American Species of the Genus, 7issa, 
Adans, By N. L. Britton (1889), eer 2 ae Conte: 
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C1880) pe Sg ee eg . . 25 cents. 
A Descriptive List of Species of the Genus Heuchera. By Wm. E. Wheel- 
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C1800)" © aes 2 sep ae is 25 Cents, 
The Flora of the Desert of Atacama. By Thos. Morong (1891), . 25 cents. 
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Notes onthe North American Species of Eriocauleez, By Thos. Morong 
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New or Noteworthy North American Phanerogams, V. By N. L. Britton 
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Review of the North American Species of the Genus Xyrts. By Heinrich 
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VoiumE II. 
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Ranunculus repens and its Eastern North American Alles. By N. L. 
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A Preliminary List of American Species of Polygonum. By John K. Small 
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An Enumeration of the Plants Collected by Dr. Thos. Morong in Paraguay, 
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Further Notes on American Species of Polygonum. By John K. Small 
go? ee eg en eee Peace > 5 ee nts. 
New = ae North American Phanerogams; VII. By N. L. Britton 
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Ceettctias to American Bryology, I1I.—Notes on the North American 
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Notes upon various Species of Iridacesze and other Orders. By Thomas 
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Notes on the Flora of Southeastern Kentucky. By T. H. Kearney, Jr. 
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- Contributions to American Bryology, IV. Notes on the North American 
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Studies in the Botany of the Southeastern United States, I. By John K. — 
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Plants from Virginia, new to Gray’s Manual Range with Notes on other 
