﻿Contributions from the Herbarium of Columbia Colleg 



[The numbers omitted from this list are out of print.] 



Volume I. 



No. 6. An Enumeration of the Plants Collected by Dr. H. H. Rusby in South 



America, 1886- 1887. By N. L. Britton $1.00 



No, 7. The Genus Hicoria of Rafinesque. By N. L. Britton (1888), . 25 cents. 



No. 11. Preliminary Notes on the North American Species of the Genus Tissa, 



Adans. By N. L. Britton (1889), 25 cents. 



£0. 17. The Flora of the Desert of Atacama. By Thos. Morong (1891), . 25 cents. 



No. 20. New or Noteworthy North American Phanerogams, IV. By N. L. Britton. 



( l8 9*)> 25 cents. 



WO. 21. Notes on the North American Species of Eriocaulese. By Thos. Morong 



w O&M),, 25 cents. 



No. 22. New or Noteworthy North American Phanerogams, V. By N. L. Britton 



M ( l8 90< 25 cents. 



No. 24. Review of the North American Species of the Genus Xyris. By Heinrich 



Ries (1892), 



25 cents 



Volume II. 



No. 27. Note on a Collection of Tertiary Fossil Plants from Potosi, Bolivia. By N. 



L. Britton (1892), . . 25 cents. 



No. 30. Ranunculus repens and its Eastern North American Allies. By N. L. 



Britton (1892), 25 cents. 



No. 31. A Preliminary List of American Species of Polygonum. By John K. Small 



N ( l8 92), . . 25 cents. 



INo - 35- An Enumeration of the Plants Collected by Dr. Thos. Morong in Paraguay, 



1 888- 1 890. By Thomas Morong and N. L. Britton, with the assistance of 



Miss Anna Murray Vail (1892-1 893), $1.50 



i>Jo - 37« Further Notes on American Species of Polygonum. By John K. Small 

 K O893), 25 cents. 



iN <> 3*>. New or Noteworthy North American Phanerogams, VII. By N. L. Britton 



\r ( l8 93)> . . 25 cents. 



-^o. 39- Contributions to American Bryology, III.— Notes on the North American 



Species of Orthotrichum. By Elizabeth G. Britton, 25 cents. 



^o. 40. New Genera of Plants from Bolivia. By H H. Rusby (1893), 2 5 cents. 



°- 41. The Altitudinal Distribution of the Ferns of the Appalachian Mountain Sys- 



N XT tem - B yJ ohn K. Small (1893), 25 cents. 



<M2. Notes upon various Species of Iridaceae and other Orders. By Thomas 



Nn .- XT Moron S( I 893) > . . 25 cents. 



11 °- 4.r .Notes on the Flora of Southeastern Kentucky. By T. H. Kearney, Jr. 



Nn a ^ (l8 ? 3)t ■ • • • • ...... 25 cents. 



°- 44- Contributions to American Bryology, IV. Notes on the North American 



No c Species of Orthotrichum— \l. By Elizabeth G. Britton (1894), . 25 cents. 



• 45- Studies in the Botany of the Southeastern United States, I. By John K. 

 j- Small (1894), ...... . . 25 cents. 



°- 40. Plants from Virginia, new to Gray's Manual Range with Notes on other 



No a* _ T S P e cies. By A. A. Heller (1894) 25 cents. 



u - 47. New or Noteworthy North American Phanerogams, VIII. By N. L. Brit- 



No „o A t0 (? (l8 94), 25 cents. 



• 49. A Study of the Scale-characters of the Northeastern American Species of 



• co Cu f cuia ' By W. D. Matthew (1893), 25 cents. 



• 5°- A Study of the Genus Psoralea in America. By Anna Murray Vail 



O894) 25 cents. 



^ Volume III. 



5'- Our Conception of "Species" as modified by the Doctrine of Evolution. 



No c, v B y N -L. Britton (1894), - 25 cents. 



No' It *nu W interesting Species of Polygonum. By J. K. Small (1894), 25 cents . 



No' c6 at. GenUS Cassia in N. America. By Charles Louis Pollaid (1894), 25 cents. 



No l*' \r Revisi °n of the Genus Lechea. By N. L. Britton (1894), . . 25 cents. 



• 57. i\ew or little known Plants of the Southern States. By T. H. Kearney, Jr. 



( ,8 94)» 25 cents. 



N 



