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CONTENTS OF VOLUME XXIV | DECEMBER 
BRIEFER ARTICLES—continued. 
(Edema in roots of Salix nigra (illustrated) =. Hermann von Schrenk 
On the presence and localization in certain pomaceous seeds of the prin- 
ciples producing cyanhydric acid , 3 3 MM. 1. Luts 
_ Synonymy of Mucilago spongiosa (Leys.) P : . A, P. Morgan 
The “Soft Spot” of oranges (with plate vir). : Ralph LE. Smith 
Notes on New Mexican flowers and their insect visitors. 
T. D. A. Cockerell 
‘The official nomenclature of the Royal Botanical Garden and Museum 
Berlin Ys Si 9 
: ripen 
A convenient potometer eriaceaaeds ; ‘ . DT. MacDougal 
Parthenogenesis in Marsilia .. ¢ P , Watter R. Shaw 
A method of preserving the green color of woe for pp ape: purposes 
rt F. Wo eas 
A case of ecblastesis and axial en in woe eis (with 
plate Ix) : : , B.L.. Robinson 
Vernation of Carya fain , 7 William Whitman Bailey 
Abnormal leaves and flowers (illustrated) ‘ by heeds ah Cankenel, 
Stomata on the bud scales of Abies pectinata (illustrated). 
Alexander P. Anderson 
Variation in leaf arrangement in a maple ; : George J. Petree 
Hygrometer made with Erodium awns__. R : Walter R. Shaw 
A method of preserving Algz ‘ : . Chas. Thom 
Note on the woody plants of the south Atlantic States. 
H. Willard Ashe 
Disguises in bud arrangement (illustrated) : : ~ Geo. tt Shull 
Notes on Florida plants. ; , . : . ML. Fernald 
Viburnum Demetrionis  . : , - W. Deane and B. 1. Robinson 
EpITORIAL— 
Cytology and physiology 
Oren LETTERS— 
New species”. ; : F ‘ , j : ; FS. Late 
On the value of section names , F ; : T. D. A. Cockerell 
CURRENT LITERATURE— 
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For titles see index under author’s name and Reviews. Papers noticed in 
““Notes for Students” are indexed under author’s names and subjects. 
NEWS — 71, 139, 224, 305, 387, 449. 
