Lake Maxinkuckee, Physical and Biological Survey 481 



hydropiperoides, Persicaria, 295. 

 hyemale, Aplectrum, 271. 

 hyemalis, Agrostis, 232. 

 Hygrotrechus remigis, 30. 

 Hymenoptera, Order, 39. 

 Hypericacese, 366. 

 Hypericum cistifolium, 366. 



mutilum, 367. 



punctatum, 366. 



virgatum, 366. 

 hypnoides, Eragrostis, 236. 

 hypophlaeas, Heodes, 39. 

 Hypopitys lanuginosa, 385. 

 Hypoxis hirsuta, 268. 

 Hystrix hystrix, 239. 

 hystrix, Hystrix, 239. 



Ibidium cernuum, 270. 



gracile, 271. 

 Ictalurus anguilla, 80. 



punctatus, 80. 

 Ictiobus bubalus, 258. 

 idahoense, Pisidium, 74. 

 Ilex verticillata, 354. 

 Ilicaceae, 354. 

 illinoensis, Meibomia, 343. 

 Illinois Tick-trefoil, 343. 

 Ill-scented Wake-robin, 267. 

 Illustrated Flora, Britton and 



Brown's, 197. 

 Ilybius biguttulus, 34. 

 Ilycryptus spinifer, 108. 

 Ilysanthes dubia, 410. 

 imbecillis, Anodonta, 60. 

 immumis spinirostris, Cambarus, 86. 

 Impatiens biflora, 349. 



pallida, 349. 

 incarnata, Asclepias, 394. 

 incesta, Libellula, 17, 26. 

 indentata, Polita, 75. 

 Indian Bean, Larger, 416. 



Cucumber-root, 266. 



Hemp, 393. 



Mallow, 365. 



Paint-brush, 413. 

 Indian-pipe Family, 384. 



Pipe, 384. 



Plantain, Pale, 446. 



Plantain, Tuberous, 446. 



Turnip, 253. 

 Indian-grass, 224. 

 indianense, Pisidium, 74. 



31— 17618— Vol. 2 



indica, Eleusine, 233. 

 Indigo, Large White Wild, 338. 

 inexpansa, Calamagrostis, 233. 

 infl.exus, Cyperus, 240. 

 Innocence, 410, 417. 

 Insects, 7. 



Insects, Birds feeding on, 35. 

 Introduction to, 7. 

 Scale, 29. 

 insignis, Cotylaspis, 101. 

 intacta, Leucorhinia, 15. 

 integerrima, Taenidia, 379. 

 integra, Physa, 73. 

 integrifolium, Silphium, 437. 



Parthenium, 437. 

 internum, Pleurocera subulare, 73. 

 interior, Salix, 279. 

 intermedia, Drosera, 322. 



Utricularia, 195, 414. 

 intermedium, Cosmarium, 153. 

 interrogationis, Polygonia, 38, 39. 

 interrupta, Arctocorisa, 29. 

 Corisa, 29. 

 Melasoma, 33, 34. 

 Interrupted Pondweed, 178. 

 interruptus, Potamogeton, 178. 

 interstincta, Eleocharis, 188, 241. 

 intertextus, Viviparus, 73. 

 inundatum, Lycopodium, 207. 

 Ionactis linariifolius, 436. 

 Ipomoea pandurata, 347, 396. 

 irene, Nehalennia, 21. 

 Iridacese, 268. 

 Iris Family, 268. 

 Iris versicolor, 268. 

 iris, Lampsilis, 44, 61. 

 Iron-weed, Tall, 427. 



Western, 427. 

 Iron-wood, 281. 



irritabilis, Opercularia, 98, 99. 

 irrorata, Notonecta, 30. 

 Ischnura kellicotti, 23. 



verticalis, 23. 

 Isnardia palustris, 371. 

 Isopods, 78. 



Isopyrum biternatum, 309. 

 italica, Chaetochloa, 277. 

 Ivy, Ground, 403. 

 Poison, 35 1. 

 Three-leaved, 354. 

 Ivy-leaved Duckweed, 166, 257. 



