Contributions from the Herbarium of Columbia College. 
[The numbers omitted from this list are out of print. ] 
VOLUME I. 
A List of Plants Collected by Miss Mary B. Croft at San Diego, Texas. By 
N. L, Britton and H. Hf. Rusby (1887), .......4.. 25 cents. 
New or Noteworthy North American Phanerogams. By N. L. Britton 
and the Adjacent Region. By H. H. Rusby (1888),. ... . 25 cents. 
Preliminary Notes on the North American Species of the Genus 7issa, 
Adans. By N. L. Britton ( ISO) ee ee a 25 cents. 
New or Noteworthy North American Phanerogams, II. By N. L. Britton 
ONO) 5 Sa ee ee 25 cents. 
A Descriptive List of Species of the Genus Heuchera. By Wm. E. Wheel- 
OO IR eS ee ea ee 25 cents. 
New or Noteworthy North American Phanerogams, III. By N. L. Britton 
(1890 ae, Aa ey ee Mie Med tere ao keg Meee awe: OG aueo ust nny pat oe age po Mee ew. Gf 25 cents. 
ESOT Oe pk gg eee a eee es ater ees 25 cents. 
Notes on the North American Species of Eriocaulee. By Thos. Morong 
ANBOD) Sieg Gye eS Pe ee oe 25 cents. 
New or Noteworthy North American Phanerogams, V. By N. L. Britton 
RISE oy oy pat ge Soe ed oe ee 25 cents, 
Review of the North American Species of the Genus Xyris. By Heinrich 
PMA ASOODY oT ee a eS ee Ae 25 cents. 
A Preliminary List of the Species of the Genus Meidomia occurring in the 
United States and British America. By Anna M. Vail (1892), . 25 cents 
VouiumE II, 
Mritton (1898). oo ue ene eg son a BS CONE, 
Preliminary List of American Species of Polygonum. By John K. Small 
(1869) 5 5g eet a ween es 25 cents. 
A New Species of Listera, with Notes on Other Orchids. By Thos. Morong 
(1893) ee ee ee a ee _ 25 cents. 
(3803). eS ee Ble ek Se ae se oe ete. 
New or Noteworthy North American Phanerogams, VII. By N. L. Britton 
RBO3)e oye Pe ee eats . , 25 cents. 
on the North American 
. . . 25 cents, 
New Genera of Plants from Bolivia. By H H. Rusby (1893), . 25 cents. 
The Altitudinal Distribution of the Ferns of the Appalachian aneco sg : 
tem. B ohn K, Small I de aie ae ee 
Notes Ssh ite Seti ch hihaaien sak tees Orders. By Thomas 
Morong (1893), .. EE Eg Ee ee. ek Oe eae Eee 
