Contributions from the Herbarium of Columbia 
College. 
[The numbers omitted from this list are out of print, ] 
No. 4. A List of Plants Collected by Miss Mary B. Croft at San Diego, Texas. By 
N. L, Britton and H. H. Rusby (1887), .. 2... 4: 25 cents. 
No. 5. New or Noteworthy North American Phanerogams. By N. L. Britton 
CUBS), a Pe ee 25 cents. 
No. 6. 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, ) 
No. 7. The Genus Hicoria of Rafinesque. By N. L. Britton (1888), . . 25 cents. 
No. 8. A Recent Discovery of Hybrid Oaks on Staten Island. By Arthur Hollick. 
(1888), Ghia eee gene ae o.. . 25 cents. 
No. 9. A List of Plants Collected by Dr. E. A. Mearns at Fort Verde and in the 
Mogollon and San Francisco Mountains, Arizona, 1884-1888. By N. L. 
Britton. 
The General Floral Characters of the San Francisco and Mogollon Mountains 
and the Adjacent Region. By H. H. Rusby (1888),. .. .. 25 cents. 
No. 11, Preliminary Notes on the North American Species of the Genus Tissa, hed 
Adans. By N. 1. Brite (800s, 3 Se ee 25 cents. 
No. 12, The Genus £leocharis in North America. By N. L. Britton ( 1889), 
25 cents. 
No. 13. New or Noteworthy North American Phanerogams, II. By N. L. Britton 
EOUD pn cle cans veka we ee . . 25 cents. 
No. 14. A List of State and Lotal Floras of the United States and British America. 
By oN. LL. Brigoh (ikbehy a ae ee $1. 
No. 15. A Descriptive List of Species of the Genus Heuchera. By Wm. E. Wheel- 
OR Ite), oe Oe RE Le ren er 25 cents. 
No. 16. New or N oteworthy North American Phanerogams, III. By N. L. Britton 
CERO Se Bo PEW Bole rs es 25 cents. 
No. 17. The Flora of the Desert of Atacama. By Thos. Morong (1891), . 25 cents. 
No. 19. Notes on North American Halorage. By Thos. Morong (1891), 25 cents. — 
No. 20. New or Noteworthy North American Phanerogams, IV. By N. L. Britton. 
Ose: gs Ce Wes eee ee 25 vin tet 
“0. 21. Notes on the North American Species of Eriocaulee. By Thos. Morong — 
; (iden ec es a Pe ee 25 cents. — 
No. 22. New or Noteworthy North American Phanerogams, V. By N. L, Britton 
(BBO Fe a oa oe She 
No. 23. The American Species of the Genus Amemone and the Genera which have . 
been referred to it. By N. L. Britton (1891),...-- -- - plore 
No. 24. Review of the North American Species of the Genus Xyris. By Heinrich 
Ries CIS) a ee ee ee .. + . 25 cents. 
No. 25 A Prelimina i i Veibomia occurring in the 
Z ry List of the Species of the Genus J/ezdomz mee 
United States and citish Americs By Anna M. Vail (1892), . 25 aga 
No. 26. A List of Species of the Genera Scirpus and Rynchospora occurring in North 
N America, By N. L. Britton (1892),. ./. . +--+: + 135 “angel 
®. 27. Note on a Collection of Tertiary Fossil Plants from Potosi, Bolivia. By N 
L. Britton (1892), et chek kane Tae eet Sg lg Ae Se EP as eee Ling 25 cen s 
We the | <¢ Wisteria Sinensts: By Catton C. Cart 
a : natomy of the Stem of Wistaria Sinensis. By Carlton ©. ~iN 
oe : (1892), and a ae ° . ee - Me Sew oe ee of * ted eae. =i oa: 5 
