568 Index to Recent Literature 





Lawson, A. A. Origin of the Cones of the multipolar Spindle in 

 Gladiolus. Bot. Gaz. 30: 145-153.//. 12. 15 S. 1900. 



Linn, A. Fissidens hyalinus. Bryologist, 3: 28. 1900. 



Macoun, J. Note on Cinclidotus fontinaloides. Bryologist, 3 : 30. 

 1900. 



Moore, G. T. New or little known unicellular algae. I. Chloro- 

 cystis Cohnii. Bot. Gaz. 30: 100-112.//. 10. 15 Au. 1900. 



■ 



Mottier, D. M. Nuclear and Cell Division in Dictyota dichotoma. 

 Ann. Bot. 14: 163-192.//. 11. Je. 1900. 



Murbach, L. Note on the Mechanics of the seed-burying Awns of 

 Stipa avenacea. Bot. Gaz. 30: 113-117. 15 Au. 1900. 



Nelson, A. Contributions from the Rocky Mountain Herbarium. 

 Bot. Gaz. 30: 189-203. 15 S. 1900. 



Nelson, E. Some new Species of Wyoming Plants, Bot. Gaz. 30 : 

 117-122. 15 Au. 1900. 



Parkin, J. Observations on Latex and its Functions. Ann. Bot. 14 : 

 193-214.//. 12. Je. 1900. 



Petunnikov, A. Ueber den Wert anatomischer Merkmale zur Unter- 



scheidung der Abies-Arten. Allg. Bot. Zeitsch. 6: 125-128. 15 

 Jl. 1900. 



Piper, C. V. New and noteworthy northwestern Plants. — IV. Bull. 

 Torr. Club, 27: 392-401. Jl. 1900. 



Reineck, E. M. Floristisches vom Strande von Bahia Blanca (Prov- 



inz Buenos Aires, Argent.). Allg. Bot. Zeitsch. 6: 132-135. 15 

 Jl. 1900. 



Rendle, A. B. New Orchids from Costa Rica. Jour. Bot. 28 : 

 2 74, 275. 



Pleurothallis Simmleriana and Physosiphon minor^ sp. nov. 



Riley, W. A. Variations in the Maturing of Plowrightia ?norbosa 

 Spores. Bull. Torr. Club, 27: 287, 288. My. 1900. 



Rimbach, A. Physiological Observations on some perennial Herbs. 

 Bot. Gaz. 30: 1 71-188. //. 1 j. 15 S. 1900. 



Robertson, C. Another note on the Flower Visits of oligotropic 

 Bees. Bot, Gaz. 30: 130. 15 Au. 1900. 



Robinson, B. L. New Caryophyllaceae and Cruciferae of the 

 Sierra Madre, Chihuahua, Mexico. Bot. Gaz. 30: 58-60/ 19 JL 

 1900. 



