North American Flora 
HIS work is designed to present descriptions of all plants grow 
independent of cultivation, in North America, here taken to include 
Greenland, Central Americ ca, the Republic of Panama, avid the 
West Indies, except Trinidad, Tobago, and Curacao and other islands off 
the north coast of Venezuela, whose flora is essentially South American. 
It will be published in parts at irregular intervals by the New York 
Botanical Garden through the aid of the income of the David Lydig Fund 
bequeathed by Charles P. Daly. 
It is planned to issue se as rapidly as they can be prepared, the 
Gub of the work making it possible to commence publication at any 
mber of points. The rae work will form a series of volumes 
with the following sequen 
Volume tr. eaten Schizophyta, Diatomaceae. 
Volumes 2 to Io. ngi. 
V 
ae. 
Volumes 14 and 15. Bryophyta. 
Volume 16. Pteridophyta and Gymnospermae. 
Volumes 17 to 19. Monocotyledones. 
Volumes 20 to 30. Dicotyledones. 
The preparation of the work has been referred by the Scientific Direc- 
‘tors of the Garden ae a — consisting of Professors L. M. Under- 
wood and N. L. Brit 
Professor Genee Atkinson of Cornell University, Professors Charles 
R. Barnes and John M. Coulter of the University of Chicago, Mr. Fred- 
erick V. Coville of the United States Department of Agriculture, Pro- 
pane Edward L. Greene of the United States National Museum, Pro- 
fessor Byron D. Halsted of Rutgers College and Professor William Tre- 
lease of the Missouri Botanical Garden have consented to act as an advis- 
ory committee 
Each author will be wholly responsible for his own contributions, 
being restricted only to the general style adopted for the work, which 
must vary somewhat in the treatment of diverse groups. 
e subscription price is fixed at $1.50 for each ah it is Bil gs 
that four or five parts will be required for each volume. A limited num- 
ber of separate parts will be sold at $2.00 each. Address, 
THE NEW YORK BOTANICAL GARDEN 
BRONX PARK, NEw YorK CITY 
Volume 1s, Part 1, Ustilaginales, ee Ustilaginaceae and Tilleti- 
aceae, by G. P. Clinton, was issued 
olume-7, Part 2, commencing the Unedinaics, by. J. C. Arthur, is 
in pre 
V oli me 22, Part 1, including taper tee wane by George V. Nash 
Crassulaceae by N. i Britton and J. pee and 
Parnassiaceae aA P. A. Rydberg, was issu Mays go5- 
Volume 22, Part 2, including ir maton and ‘Hiyaraugeactae by J. 
K. Small and P. A. Rydberg, pase Iteaceae and Hamamelidaceaé 
by N. L. Britton, Pterostemonaceae by J. K. Small, sce Somme eke: 
Wilson and Phyllonomaceae by H. H. Rusby, was issued Dec. 18, 1995: 
