322 Index to American botanical literature 



Harris, J. A. The experimental data of the mutation theory. B. 

 Experiments with Oenothera. TheMonisti6 : 254-293. Ap 1906. 



Harris, J. A. Syncarpy in Martynia lutea. Torreya 6 : 25-28. /. /. 



19 F 1906. 

 Henderson, L. F. Experiments with wheat and oats for smut. Idaho 



Agric. Exp. Sta. Bull. 53 : 1-15. Ja 1906. 

 Henderson, L. F. Potato scab. Idaho Agric. Exp. Sta. Bull. 52 : 



1-8. Ja 1906. 

 Hitchcock, A. S. Notes on North American grasses. VI. Synopsis 



of Tripsacum. Bot. Gaz. 41 : 294-298. 28 Ap 1906. 



Includes description of T. latifolium sp. nov. 



Hollick, A. The type of Zamites montanensis Font. Jour. N. Y. Bot. 

 Gard. 7: 115, 116. Ap 1906. 



Holm, T. On the structure of roots. Ottawa Nat. 20 : 18-22. //. /. 



16 Ap 1906. 

 House, H. D. Observations upon Pogonia (Isotria) verticillata. 



Rhodora 8 : 19, 20. //. 65 + f. 7 F 1906. 



Howe, R. H. & M. A. Common and conspicuous lichens of New 

 England: a fieldbook for beginners. 1: 1-22. 2: 23-39. 1906. 

 [Illust.] 



Janczewski, E. Species generis Rides L. II. Subgenera Ribesia 

 and Coreosma. Bull. Acad. Cracovie 1906 : — (1-13)- J a I 9 ^- 



Includes descriptions of 3 new North American species. 



Knight, 0. W. Notes on some plants of Bangor, Maine. Rhodora 



8 • 72, 73. 6 Ap 1906. 

 Knight, 0. W. Some noteworthy plants of the Penobscot Valley. 



Rhodora 8 : 65, 66. 27 Mr 1906. 



Kraemer, H. Studies on color in plants. Bull. Torrey Club 33 : 77- 

 92. 14 Mr 1906. 



Lewis, C. E. The embryology and development of Riccia lutescens 

 and Riccia crystallina. Bot. Gaz. 41 : 109-138. pi. J-p> 3 ™ r 

 1906. 



Livingston, B. E. Note on the relation between growth of roots and 

 of tops in wheat. Bot. Gaz. 41 : 139-143./. 1-5- 3 Mr T 9° 6 - 



Loeb, J. The dynamics of living matter, i-xi. 1-233. / *-v4* 

 New York, Mr 1906. 



Contains scattered references to experimental ^Ofk Upon plants. 



Macoun, J. M. The Ottawa species of Eriophorum. Ottawa Nat. 20 : 

 41, 42. 8 My 1906. 



