INDEX TO AMERICAN BOTANICAL LITERATURE 441 
Grout, A. J. Mosses with hand-lens and microscope 5: 320-416. pl. 76-87 
+f. 166-220. Jl 1910. 
Gurke, M. LEchinocactus Lecontei Engelm. Monats. Kakteenk. 20: 69- 
73. 15 My rg1o. [Illust.] 
Gurke, M. Rhipsalis hadrosoma G. A. Lind. Monats. Kakteenk. 20: 
77, 78. 15 My 1g10. 
Harris, J. A. A quantitative study of the morphology of the fruit of the 
bloodroot, Sanguinaria canadensis. Biometrika 7: 305-351. f. I. Ap 
1910. 
Harter, L. L. The starch content of leaves dropped in autumn. Plant 
World 13: 144-147. Je 1910. 
Haynes, C.C. Sphaerocarpos hians sp. nov., with a revision of the genus 
and illustrations of the species. Bull. Torrey Club 37: 215-230. i. 
25-32: 2-Je 19to. 
Hedgcock, G. G. A new polypore on incense cedar. Mycologia 2: 155, 
156. ‘ 
Polyporus amarus sp. nov. 
Hollick, A. A new fossil fucoid. Bull. Torrey Club 37: 305-307. pl. 33. 
21 Jl 1910. 
Thamnocladus passifrons sp. nov. : 
H[owe], M. A. Editorial note. In Thompson, E. I., The morphology 
of Taenioma. Bull. Torrey Club 37: 98. 31 Mr i910. 
Humphreys, E. W. The name Buthotrephis gracilis Hall. Bull. Torrey 
Club 37: 309-311. 21 Jl 1910. 
Humphreys, E.W. Variation among non-lobed Sassafras leaves. Torreya 
Io: 101-108. f. 1-8. 26 My 1910. 
Jeffrey, E. C. A new araucarian genus from the Triassic. Proc. Boston 
Nat. Hist. Soc. 34: 325-332. pl. 31-32. Jl 1910. 
Jeffrey, E.C. A new Prepinus from Martha’s Vineyard. Proc. Boston 
Nat. Hist. Soc. 34: 333-338. pl. 33. Jl 1910. 
Kern, F. D. Prediction of relationships among some parasitic fungi. 
Science II. 31: 830-833. 27 My 1g10. 
Knowlton, C. H. Note on Scheuchzeria palustris L. Rhodora 12: 156. 
14 Jl 1910. 
Lewis, I. F. Periodicity in Dictyota at Naples. Bot. Gaz. 50: 59-64. 
f. I. 14 Jl 1910. 
Lloyd, C. G. Mycological notes 35: 461-476. Mr 1910. [Illust.] 
Long, B. Range extension of Scirpus Smithii, var. setosus. Rhodora 12: 
155, 156. 14 Jl 1910. 
