vt. CONTENTS OF VOLUME XXII 
_ Laboratory apparatus in vegetable physiology. Plates xxiv and xxv a 
J.C. Arthur 463 
Popular American plant names. IV. . -  .« Fannie D. Bergen 473 5 
BRIEFER ARTICLES— 
Bark within a tree trunk (illustrated) ; ‘ ‘ FieD. Kelsey 
A horizontal microscope (plate v1) . : ; hieries Xk’. Barnes 
A new Viburnum from Missouri (plate v111) W. Deane and B. L. Robinson 
A new genus of Sterculiaceze and some other noteworthy plants 
. L. Robinson and a M. Crientaa 168 
Notes on two species of Brassica, ; B.L. Robinson 252 
A new Mamillaria (illustrated) . J. W. Toumey 253 
The distribution of the species of Gyasseboriagivn | in the south . 
Z Underwood and F. S. tae 255 ; 
Botanical appliances (plates 1x and x). G. £. Stone 258 
The organs of attachment in Botrytis raearis fohate xvin) ‘ 
Margaretha E. C. hire 329 
New West ee lichens, ye BA A Secreta and Z. W. Nuttall 333 
Brassica jun . H, Bailey 401 
North haetacs iiecies of Eaphraia : ; ae von Wetlstein 401 — 
Abortive flower buds of Trilliu ; - Arma S. Smith 402 
A apes of some Pre ae sakccaek of North Sees Graminee. 
VII. (plate x Theo. Holm | 
The habitats of rae rarer icing af ‘Aalienda (plate xxt) e M. Underwood 
A new smut : J. Davis 
New and noteworthy Washington pants. Oe ee C. V. Piper 
Another compass-plan : ‘ C. V. Piper 
> Ebbromrii s ‘ 
The government biological survey, 
A scientific chief for the Atobepal of Agriculture 
The national botanical organization 
Correns’ reply to MacDou. gal 
botanical meetings in Butfal 
_ Botanic gardens 
Duplication of publication 
An American tropical laboratory 
Botany for secondary schools. 
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OPEN LETTERS— 
Reply to book review 
Research work in American bess - D. 7. MacDougal 188 
Botanical work of the Tienes of f Agriculture ‘ B. T. Galloway 
Local floras 2 Edward L. Rand 
The authorship of cetein names 
; . D. A. Cockerell 
Some recent papers on nomenclature 
. Roscoe Pound 3 
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