Contributions from the Herbarium of Columbia College. 
No. 33. 
No. 40. 
No. 41. 
No. 42. 
[The numbers omitted from this list are out of print, ] 
VoLuMmE I. 
A List of Plants Collected by Miss Mary B. Croft at San Diego, Texas. By 
N. L, Britton and H. HH. Rusby (1887), 0 4; oo 25 cents. 
New or Noteworthy North American Phanerogams. By N. L. Britton 
(1RS8)» 5 5 e'nwciecie os BUN as eee ee ee ee ae 25 cents, 
An Enumeration of the Plants Collected by Dr. H. H. Rusby in South 
America, 1886-1887. By N. L. Britton. (Twenty-three parts published ; 
not yet completed.) 
The Genus Aicoria of Rafinesque. By. N. L. Britton (1888), . . 25 cents . 
A List of Plants Collected by Dr. E. A. Mearns at Fort Verde and in the 
ee and San Francisco Mountains, Arizona, 1884-1888. By N. L. 
ritton. 
The General Floral Characters of the San Francisco and Mogollon Mountains 
and the Adjacent Region. By H. H. Rusby (ISEB) kes 25 cents. 
Preliminary Notes on the North American Species of the Genus 7issa, 
Adans. . By N. 1. Broton (1880), se a 25 cents. 
New or Noteworthy North American Phanerogams, II. By N. L. Britton 
(1889), oe: a eos ew 9 ek ee ee 25 cents. 
A Descriptive List of Species of the Genus Heuchera. By Wm. E. Wheel- 
Ock (1800), iF ee er a te ee 25 cents. 
New or Noteworthy North American Phanerogams, III, By N. L. Britton 
(1890) 5 5 Bris i Ss, Vs eee ee . . 25 cents. 
The Flora of the Desert of Atacama. By Thos. Morong (1891), . 25 cents. 
New or Noteworthy North American Phanerogams, IV. By N. L, Britton. 
C1801 3 ee 25 cents. 
Notes onthe North American Species of Eriocaules. By Thos. Morong 
CHOOT 5 i Popes Cake ay VEN ND) Sgt Boum Cet et ke ak maha in eat 25 cents. 
New or Noteworthy North American Phanerogams, V. By N. L. Britton 
(HOD ee ee ee ee ee “s+. 25 cents, 
Review of the North American Species of the Genus Xyris. By Heinrich 
Ries (1869). ees ee’ ay es pe + + + +25 cents. 
A Preliminary List of the Species of the Genus A/eibomia occurring in the 
United States and British America. By Anna M. Vail (1892), . 25 cents 
VotumE II. ae 
A List of Species of the Genera Scirpusand Rynchospora occurring in North 
America, : By N. L. Britton (1892); . . 2. ee - : -, 2§ cents. 
Note on a Collection of Tertiary Fossil Plants from Potosi, Bolivia. By N. 
L. Britton (i008), 6 ee : . 25 cents. 
New or Noteworthy North American Phanerogams, VI. By N. = — 
oe} Ree oem eats: Pee ge eae . 
Pik repens and its Eastern North American Allies. By N. L. 
Brittoa: (1806) a ee a ._. . 25 cents, 
A Preliminary List of American Species of Polygonum. By en ae 
(1809)) oo ge ee ei ee Zee ee 
A New Y sales of Listera, with Noteson Other Orchids. By ager ato 
1893)7 0 2 ee eee oe 
As Tateawne of the Plants Collected by Dr. Thos. Morong in Paraguay, 
1888-1890. By Thomas Morong and N. L. Britton, with the assistance 
Miss Anna Murray Vail (1892-1893), .. +--+ s+? K hom 
Further Notes on American Species of Solygonum. By John prdueen 
K1803), 6 a a “oe 
New ce, Noteworthy North American Phanerogams, VII. By N. a pean 
(1 ee ee oe ie ee kee ig? Bigs gett tae gin wai ink GS. 
Coane oe to American Bryology, III.— Notes on the North ne 
Species of Orthotrichum. By Elizabeth G. Britton, es ee yee 
New Genera of Plants from Bolivia. By H H. ec (1895). Pl rag 
The Altitudinal Distribution et the Ferns of the A paneer dn a2 
tem. By John K. Small (1 3s. + Psy Ue re” Nr ent IR AR IR gt he a8 Re eS 
Notes upon various Species of Iridacezx other Orders. pi fd oreng : . 
Mocong (1893)) 73546 05 ee ee 
