568 INDEX TO RECENT LITERATURE 
Lawson, A. A. Studies in Spindle Formation. Bot. Gaz. 36: 81- 
100. fl. 15, 16. 15 Au 1903. 
Lindahl, J. A Fasciated Tulip. Plant World, 6: 187, 188. A/. 25. 
Au 1903. 
Lindberg, H. Svereodon plicatulus Lindb. Bryologist, 6: 82, 83. / 
I-5. S 1903. 
Loefgren, A. Xhipsalis pilocarpa n. sp. Monats. Kakteenk. 13: 52- 
57- J. A-D. 15 Ap 1903. 
Native of Brazil. 
Loesener, T. Plantae Selerianae. Bull. Herb. Boissier, II. 3: 208- 
223. 28 F 1903; 278-287. 31 Mr 1903. 
New species and varieties in Serjania (2), Ternstroemia (2), Gaultheria, Pernetlya, 
Arctostaphylos, Cavendishia and Castilleja (2). 
MacDougal, D. T. Some Correlations of Leaves. Bull. Torrey Club, 
30: S0g-si2. fz, 2, 3S 1903. 
Maire, R. Remarques taxonomiques et cytologiques sur le Aofryo- 
sporium pulchellum R. Maire (Cephalosporium dendroides Ell. & 
Kell.). Ann. Mycol. 1: 335-341. Jl 1903. 
Mereschkowsky, C. Les types des auxospores chez les Diatomées et 
leur evolution. Ann. Sci. Nat. Bot. VIII. 17: 225-262. f. I-20. 
Ap 1903. 
Parkhurst, H. E. Trees, Shrubs and Vines of the Northeastern United 
States. i-ix. 1-451. New York, 1903. _ [Illust.] 
Devoted chiefly to the woody plants of Central Park, New York City. 
Patouillard, N. Note sur trois Champignons des Antilles. Ann. 
Mycol. 1: 216-219. My 1903. 
Peirce, G. J. A Comparison of Land and Water Plants. Pop. Sci. 
Mo. 63: 239-245. Jl 1903. 
Phelps,O.P. An Hour in aConnecticut Swamp. Rhodora, 5: 196, 
197- 3 Au 1903. 
Rane, F. W. Plant Depredations and Plant Culture. Am. Gard. 24° 
105, 106. 14 F 1903. 
Richards, H. M. An Apparatus for Determining Gas Interchange !? 
a Small Space. Torreya, 3: 113-116. fz. 22 Au 1903. 
Robinson, W. J. Hexalectris aphyllus, a true Saprophyte. Torrey 
3: 116-120. f. 7-5. 22 Au 1903. 
Schneider, A. Contributions to the Biology of Rhizobia. III. Notes 
on the Winter and Early Spring Conditions of RAzzodia and Root 
Tubercles. Bot. Gaz. 36: 64-67. 16 Jl 1903. 
