486 INDEX TO AMERICAN BOTANICAL LITERATURE 
Gilg, E. Uber die Verwandtschaftsverhiltnisse und die Verbreitung 
der amerikanischen Arten der Gattung Drada. Bot. Jahrb. Beibl. 
90: 35-44. 21 My 1907. 
Hall, J.G. Three little known species of North Carolina fungi. Jour. 
Elisha Mitchell Soc. 23: 85-88. Je 1907. 
Hanks, L. T. & Small,J.K. Geraniaceae. N. Am. Fl. 25: 3-24. 
24 Au 1907. 
Hans, A. Variable sporelings of Lomaria Spicant. Fern Bull. 15: $3; 
34. PZ. [S]} 1907. 
Hard, M.E. The genus Zyicholoma and some of the Ohio species. 
Myc. Bull. 5: 289-293. f. 221-2237. Ja 1907. 
Hard, M.E. Volwaria bombycina. Myc. Bull. 5: 293, 294. fi 224. 
Ja 1907. 
Harper, R. M. A midsummer journey through the coastal plain of the 
Carolinas and Virginia. Bull. Torrey Club 34: 351-377. 12 82 
“G07; 
Harshberger, J. W. Teratological notes. Plant World 10: 186-189. 
J. 35-37. AU 1907. 
Hassler, E. Plantae paraguarienses nove vel minus cognite V. Bull. 
Herb. Boiss. Il. 7: 718-740. 31 Au 1go7.  [Illust.] 
Includes new species in Paradolichandra gen. nov., Stmaéba, and Waltheria. 
Heald, F. D. Gymnosporangium macropus. Science I. 26: 219, 220. 
16 Au 1907. 
Heller, A.A. The flora of Santa Clara County, California. ILI. Muh- 
lenbergia 3: 69-71. 8 Je 1907; IV. 79-82. 8 Au 1907; V.98- 
102. 1758 1907. 
Hemsley, W.B. On the Julianiaceae : a new natural order of plants. 
Phil. Trans. B. 199: 169-197. f. 1-23 + pl. 18-24 + map. 29 My 
1907. 
Includes the genus Judiania with four Species, natives of Mexico, and Orthoptery- ° 
gum with one species, a native of Peru. » 
Hermessen, J. L. Mexican orchids. Orch. Rev. 15: 219-221. JI 
1907. 
Hough, R. B. Handbook of the trees of the northern states and Canada 
east of the Rocky Mountains. j-x. 1-470. f. 1-498 + maps. Low? 
ville, N. Y., 1907. 
Hoyt, W. D. Periodicity in the production of the sexual cells of 
Dictyota dichotoma. Johns Hopkins Univ. Cire. 1907’: 2 5-28. pl 
7,8. Mr 1907. 
