vi CONTENTS [VOLUME XXX 
New i Naa checN and Cruciferae of the Sierra Madre, Chihuahua, q 
Mexico” - c B.L. Robinson 58 
Note on the mechanics of the seed- oe awns of Stipa avenacea (with 
five figures) —- - - - - - L. Murbach 113 
Some new species of Wyoming plants —- - - - Elias Nelson 
Some new North American mosses (with plate x1) - John M. Holzinger 
Notes of travel. III - . - - - DD. G. Fairchild 
Another note on the flower visits of oligotropic bees - Charles Robertson 
Photography in botany and in horticulture (with two figures) 
F, A. Waugh and J. Horace McFarland 
A new species of Neovossia (with one figure) - - ke. R. Hodson 
Note on the origin of tannin in galls - - - Henry Kraemer 
David Fisher Day (with portrait) — - ty - - John F. Cowell 
Observations on the root system of certain Cactacex - Carleton E. Preston 
Non-sexual propagation of Opuntia - - - - Carleton E. Preston” 
Gaurella = Gauropsis - - - - : - I.D.A.Cockerell 351 
New species of Trimmatostroma - - - : M. W. Doherty 400 
The International Botanical Congress —- - 404 
Notes on the flora of the banks and sounds at Beaufort, N. C. 
Duncan S. Johnson 405 
Notes on the validity of Asplenium ebenoides as a species - Wm. R. Maxon 410 — 
‘CURRENT LITERATURE — 61, 131, 207, 277, 352, 416. . 
For titles see index under author’s name and Reviews. Papers noticed 
in “ Notes for Students” are indexed under cides name and subjects. 
News — 72, 142, 216, 288, 359, 430. 
DATES OF PUBLICATION. 
No. 1, July 19; No. 2, August 15; Sig 3, September 15; No. 4, October 15; 
No. 5, November 15; No. 6, December 
ERRATA. 
P. 9, line 2 from below for other read certain. 
P. 10, line 13, for five read six. 
P. 22, line 3, for 14 read 14. 
P. 22, line 4, after 1887 insert ). 
 P. 182, line 14 from below; p- 183, line 16 — below; p. 185, line 14 fro! 
below ; p. 186, line 5, for Nothocaleis read Nothocalai 
_P. 185, last line; p. 187, line 16, for Fost read ‘a 
P. 213, line 11 from below, for Nawachsin read Nawaschin. 
