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. 307- A Common Liverwort, Marchantia polymorpha . . .265 



FIG. 39&.-Selaginella 265 



FIG. 399. Meadow Rue, Thalictrum dasycarpum 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, Angelica atropurpurea . . . .266 



FIG. 404. Alumroot, Heuchera americana 266 



FIG. 405. Whitlow grass, Draba caroliniana 266 



FIG. 406. Rattlebox, Crotalaria sagittalis 266 



FIG. 407. Walking Fern, Camptosorus rhizophyllus .... 266 

 FIG. 408. Wild Hydrangea, Hydrangea arborescens .... 267 



FIG. 409. Rock Polypody, Polypodium vulgare 268 



FIG. 410. Toad Bug, Gclastocoris oculatus 269 



FIG. 411. Hooded Grouse Locust, Paratettix cucullatus . . . 269 



FIG. 412. Spotted Sandpiper 270 



FIG. 413. Long-bodied Spider, Tetragnatha labor iosa . . . .270 

 FIG. 414. Kentucky Coffee Tree, Gymnodadus dioica . . .271 

 FIG. 415. Vines Draped on Trees in River Bottom . . . .272 



FIG. 416. Bladdernut, Staphylea trifolia 273 



FIG. 417. Prickly Ash, Zanthoxylum americanum . . . 273 



FIG. 418. Moonseed, Menispermum canadense . . . . 273 



FIG. 419. Smilax, Smilax hispida 273 



FIG. 420. Skunk Cabbage, Sympiocarpus foetidus . . . .273 



FIG. 421. Cheveril, Chaerophyllum procumbens 273 



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



FIG. 423. Honewort, Cryptotaenia canaden.sis 273 



FIG. 424. Cow Parsnip, Hieracleum lanaium 273 



FIG. 425. Short-tailed Shrew, Blarina brevicaudata .... 274 



CHAPTER XIII 



FIG. 426. Ny mphs of Anax, A eschna, and Boyeria, dragon flies . 281 



FIG. 427. Horned Dace, Semotilus atromaculatus 281 



FIG. 428. Red-bellied Dace, Chrosomus erythrogaster .... 282 



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



