Index to Volumes XIII, XIV and XV. 
Key to Genera of Fungi, 74. 
Key to the Seeds, Ohio Peas and 
Beans, 500. 
Lake Huron, Ordovician Section, 
Manitoulin Area, 37. 
Land Planarian, Abnormal Number 
of Eyes, 498. 
Leaf markings of Amaranthus Ret- 
roflexus, 469. 
Lepidophyta, Synopsis, 203. 
Lichen, Crustaceous, 99. 
Life Cycle, Cytological, 142. 
Life-Histories of Syrphidae V, 81. 
Lightning Rods, Efficacy of, 437. 
Liliales of Ohio, 109. 
Limnogonus hessione, Illustration, 
504. 
Lycopersicon, Inheritance of Size, 
473. 
Manitoulin Area, Ordovician Section 
37. 
Maple, Starch Reserve in, 317. 
Mendelian Phenomena, 509. 
Minimum Temperatures for Frost 
Protection, 405. 
Mississippian Unconformities in 
Northern Ohio, 344. 
Mollusca of Ohio, 270. 
Mosaic Disease of Tomato, 149. 
Mosses of Ohio, 62. 
Myiolephla, Genus, 205. 
Odonata of Ohio, Additions and Cor¬ 
rections, 94, 219. 
Oenother Biennis, Reduction Divi¬ 
sion, 189. 
Ohio Academy of Science, Executive 
Committee Meeting, 356, 433. 
Additions to Plant List, 432. 
Aquatic Resources, 133. 
Biological Survey, Publications, 
374. 
Caprifoliaceae, 299. 
Carnivorous Plants, 97. 
Caryophyllaceae, 176. 
Clovers, 443. 
Dogbanes, 79. 
Entomological Work, 453. 
Genus Fraxinus, 185. 
Hemiptera-Heteroptera, 501. 
Iridales, 327. 
Liliales, 109. 
Molusca, 270. 
Mosses, 62. 
New and Rare Plants, 36. 
Northern, Middle Mississippian 
Unconformities, 344. 
Odonata, Additions and Cor¬ 
rections, 94, 219. 
Ohio Academy of Science 
Onagraceae, 463. 
Orthopterous Fauna, 370. 
Panicums, 347. 
Pennsylvanian System, 519. 
Phaseoleae, 393. 
Plant Distribution, 409. 
Polyporaceae, 22. 
Roses, 419. 
Solanaceae, 235. 
Spiders, 215. 
Vicieae, 393. 
Violets, 56. 
Onagraceae of Ohio, 463. 
Ordovician Section in the Manitou¬ 
lin Area of Lake Huron, 37. 
Orthopterous Fauna of Ohio, 370. 
Paint Creek, Flood Erosion, 252. 
Panicums of Ohio, 347. 
Peas and Beans of Ohio, 393. 
Key to the Seeds, 500. 
Pennsylvanian System, S. E. Ohio, 
519. 
Phaseoleae of Ohio, 393. 
Phyla of Plants, Synopsis, 70. 
Pigment Development, Spelerpes 
Larvae, 49. 
Piophila cascei, 309. 
Planarian, Land, Abnormal Number 
of Eyes, 498. 
Plants added to Ohio List, 432. 
Plants, Classification of, 70, 101, 198, 
211 . 
Collected in Cuyahoga County, 
Additions, 64. 
Distribution in Ohio, 409. 
of a Typical Prairie, 65. 
of Ohio, Carnivorous, 97. 
Polyporaceae of Ohio, 22. 
Pontederiaeceae of Ohio, 123. 
Prairie Plants, Typical, 65. 
Ptenophyta, synopsis, 198. 
Rana Pipiens, Food, 257. 
Rare Plants of Ohio, Additions, 36. 
Raspberry Curl or Yellows, 281. 
Ray Pits, Conifers, 542. 
Reduction Division in Fuchsia, 1. 
Oenothera Biennis, 189. 
Smilax Herbacea, 357. 
Rice Weevil, Egg Laying, 321. 
Richmond Beds, Cincinnati Group, 
229. 
Root-knot or Eelworm, 551. 
Rosaceae of Ohio, 419. 
Roses of Ohio, 419. 
Salix Interior, Ecological Varieties, 
255. 
Smilaceae, Ohio, 122. 
