xxiv LIST OF ILLUSTRATIONS 



PAGE 



FIG. 391. Clay-Bank Spider, Pardosa lapidicina . . . .261 



FIG. 392. Mouth of Ravine 262 



FIG. 393. Ravine with Vegetation on Sides 263 



FIG. 394. Sarsaparilla, Aralia nudicaulis 264 



FIG. 395. Fragile Fern, Cystopteris fragilis 264 



FIG. 396. Bladder Fern, C. bulbifera 265 



FIG. 397. A Common Liverwort, Marchantia polymorpha . . . 265 



FIG. 398. Selaginella rupestris 265 



FIG. 399. Meadow Rue, Thalictrum polygonum . . ... 266 



FIG. 400. Boneset, Eupatorium perfoliatum . . . . -. -.. 266 



FIG. 401. Queen Anne's Lace, Wild Carrot, Daucus Carota ,. .. 266 



FIG. 402. Leaf and Fruit of Wild Parsnip, Pastinaca saliva . . > 266 



FIG. 403. Leaf of Angelica, Angelic a atropurpurea *vr * > . -; '. 266 



FIG. 404. Alumroot, Heuchera americana ; .,:.!/:.?..! v: ,.:, : . , - -. > ; . 266 



FIG. 405. Whitlow grass, Draba caroliniana ,>.-:.,,,.;',,.:: . . 266 



FIG. 406. Rattlebox, Crotalaria sagittalis -.. " ,. =/ ^.Jrvi. ; -.. ;. 266 



FIG. 407. Walking Fern, Camptosorus rhizophyllus "?>''; . . 266 



FIG. 408. Wild Hydrangea, Hydrangea arbor escens '<>,- \-s\\ ..-. .. 267 



FIG. 409. Rock Polypody, Poly podium vulgare . . - r [ . ,. 268 



FIG. 410. Toad Bug, Gelasto coris oculatus . .. ... \ ... 269 



FIG. 411. Hooded Grouse Locust, Paratettix cucidlatus .. \ ... 269 



FIG. 412. Spotted Sandpiper . ;- w, * . .'.;;. i . - ;... 270 



FIG. 413. Long-bodied Spider, Tetragnatha laboriosa . . .' ? . . 270 



FIG. 414. Kentucky Coffee Tree, Gymnocladus dioica ; ; ; . . > . 271 



FIG. 415. Vines Draped on Trees in River Bottom . \ * i. . . 272 



FIG. 416. Bladdernut, Staphylea trifolia /;- - . . . r ' . - 273 



FIG. 417. Prickly Ash, Zanthoxylum americanum . ; >; \ . . 273 



FIG. 418. Moonseed, Menispermum canadense . , .< ,r; .; . . 273 



FIG. 419. Smilax, Smilax hispida . -,',/. .:.-:. . . 273 



FIG. 420. Skunk Cabbage, Symplocarpus foetidus . . .- ... 273 



FIG. 421. Cheveril, Anthricus cerefolium , . . *, . . . . . 273 



FIG. 422. Fringed Loosestrife, Steironema ciliatum , . ,,. '. .273 



FIG. 423. Honewort, Cryptotaenia canademis . . . . ; .. ..... 273 



FIG. 424. Cow Parsnip, Hieracleum lanaium > .;, : &\ . . .- . 273 



FIG. 425. Short-tailed Shrew, Blarina bremcaiidata .--..,,: . -x,. 274 



CHAPTER XIII 



FIG. 426. 'Nymphs of Anax, Aeschna, and Boy'eria, dragon flies . 281 



FIG. 427. Horned Dace, Semotilus atromaculatus . . ... 281 



FIG. 428. Red-bellied Dace, Chrosomus erythrogaste r . ;;,ji! . ; -,; 282 



Fig. 429. Blunt-nosed Minnow, Pimephales notatus .... 282 



