482 Lake Maxinkuckee, Physical and Biological Survey 



Jack-in-the-pulpit, 253. 

 Jackson Park, Chicago, 424. 

 Japanese Clover, 343. 

 jenneri, Spirulina, 143. 

 Jerusalem Oak, 297. 

 Jewel-weed Family, 349. 

 Jimson-weed, 408. 

 Joe-pye Weed, 428. 

 Johannsen, Dr. O. A., 7. 

 Johnny-jump-up, 369. 

 jubatum, Hordeum, 238. 

 Judas-tree, American, 337. 

 Juday, Chancey, 76, 105, 113. 

 Juglandaceze, 272. 

 Juglans cinerea, 272. 



nigra, 272. 

 Juncaceae, 261. 

 juncea, Solidago, 431. 

 junceus, Aster, 434. 

 Juncoides campestre, 262. 

 Juncus acuminatus, 262. 



brachycarpus, 262. 



bufonius, 261. 



ffanadensis, 262. 



effusus, 261. 



nodatus, 262. 



tenuis, 261. 

 June-berry, 335. 

 June-grass, 237. 

 Juniperus virginiana, 209. 

 junius, Anax, 24, 25. 



kalmii, Lobelia, 423. 

 Kalm's Lobelia, 423.' 

 Kankakee marshes, 258, 295. 

 Kankakee River, 42, 51, 56, 78, 285, 



366. 



Kansas Tumbleweed, 297. 

 Katydids, 27, 28. 

 Keithsburg, 111., 349. 

 Kellicott, Glaus and, 79. 

 kellicotti, Ischnura, 23. 

 Kellogg, Prof. Vernon L., 31. 

 Kentucky Blue-grass, 237. 



Coffee-tree, 338. 

 Ketmia, Bladder, 366. 

 Kewanna, Ind., 209. 

 Kidney-leaved Crowfoot, 312. 

 King-nut, Big, 275. 

 kirklandi, Ancylus, 73. 

 Kneiffia pumila, 373. 



Knot-grass, 293. 

 Knotweed, Erect, 293. 



Slender, 293. 



Virginia, 294. 



Knotted Spike-rush, 188, 241. 

 Knox, Ind., 297, 298, 390. 

 Kochia scoparia, 297. 

 Koellia flexuosa, 405. 



virginiana, 405. 

 Krigia virginica, 423. 

 Kuetzingianum, Coelosphaerium, 142. 

 Kyllinga, Low, 239. 



pumila, 239. 



Labiatse, 402. 

 Labidesthes sicculus, 100. 

 Labrador Pine, 207. 

 labrusca, Vitis, 362. 

 labyrinthica, Strobilops, 75. 

 Lace Bug, 30. 



Plant, 381. 



Queen Anne's, 381. 

 lacera, Blephariglottis, 270. 

 lacerata, Tramea, 24, 26. 

 Lacinaria pyconostrachya, 429. 



scariosa, 429. 



spicata, 429. 

 laciniata, Dentaria, 320. 



Rudbeckia, 438. 

 lacustrinum, Pisidium, 74. 

 lacustris, Ceriodaphnia, 107. 



Epischura, 107. 

 Lactuca hirsuta, 425. 



spicata, 425. 



villosa, 425. 



virosa, 424. 



lactuosa, Libellula, 11, 13, 16, 17, 18. 

 lactuosus, Gryllus assimilis, 29. 

 Ladona exusta, 26. 

 Lady-fern, 203. 

 Ladies'-slipper, Showy, 269. 

 Ladies'-tresses, Nodding, 270. 

 Lady's Thumb, 294. 

 laevigata, Arabis, 319. 



Dasystoma, 412. 

 laevigatum, Equisetum, 206. 

 laevigatus, Pisidium compressum, 74. 

 laevis, Aster, 434. 



Bidens, 441. 

 Lake Amelia, Minn., 47. 



