500 Lake Maxinkuckee, Physical and Biological Survey 



Scarlet Sumac, 353. 



Thorn, 335. 

 Scenedesmus abundans, 150. 



obliquus, 150. 



Scented, Grape Sweet, 363. 

 Scepsis fulvicollis, 39. 

 Scheuchzeriaceae, 219. 

 Scheuchzeria palustris, 219. 

 Schizachyrium scoparium, 223. 

 Schizomeris liebleinii, 156. 

 schreberi, Brasenia, 303. 



Muhlenbergia, 230. 

 schwartzii, Desmidium, 152. 

 schribnerianum, Panicum, 226. 

 Scribner's Panic-grass, 226. 

 Scirpus americanus, 186, 245. 



cyperinus, 248. 



debilis, 196, 245. 



lineatus, 248. 



subterminalis, 245. 



validus, 185, 246. 

 Scleria verticillata, 249. 

 scoparia, Kochia, 297. 

 scoparium, Panicum, 227. 



Schizachyrium, 223. 

 Scorpion, Water, 30. 

 Scorpion-grass, Spring, 400. 

 Scouring-rush, Smooth, 206. 



Stout, 205. 

 Scovell, Dr. J. T., 171, 295, 372, 385, 



392, 396, 419, 437. 

 Scrophulariaceae, 409. 

 Scrophularia leporella, 409. 



marylandica, 409. 

 Scudderia curvicauda, 29. 

 Scull, Dr., 275. 

 Scum, Plankton, 110. 

 scutata, Coleochoete, 156. 

 Scutellaria galericulata, 402. 



lateriflora, 402. 

 scutellata, Veronica, 411. 

 scutellatum, Pisidium, 74. 

 Seal, Golden, 308. 

 Seaside Arrow-grass, 219. 

 secalinus, Bromus, 238. 

 securis, Musculium, 74. 

 Sedge Family, 239. 

 Sedge, Awl-fruited, 250. 



Awned, 253. 

 Beaked, 253. 

 Bebb's, 250. 



Sedge, Blunt Broom, 250. 



Bristle-stalked, 251. 



Bristly, 190, 253. 



Broad-winged, 250. 



Brown, 252. 



Fox, 249. 



Graceful, 252. 



Gray, 252. 



Hay, 251. 



Hirsute, 252. 



Hop, 253. 



Large Panicled, 250. 



Lesser Panicled, 250. 



Meadow, 252. 



Nodding, 253. 



Pennsylvania, 251. 



Ribbed, 252. 



Stellate, 249. 



Straw, 250. 



Tussock, 252. 



White Bear, 251. 



Woolly, 253. 

 sedula, Argia, 21. 

 Sedum triphyllum, 322. 

 sedoides, Penthorum, 323. 

 Seed-box, 372. 

 Segmentina armigera, 73. 

 Selaginellaceae, 207. 

 Selaginella Family, 207. 

 Selaginella apus, 207. 



Creeping, 207. 

 Self-heal, 403. 

 semiradiata, Miscasterias truncata, 



153. 



Senecio pauperculus, 446. 

 Senna Family, 337. 

 Senna, American, 337. 



Wild, 337. 



sensibilis, Onoclea, 200. 

 Sensitive Fern, 200. 



Pea, 337. 



Pea, Large-flowered, 338. 

 sepium, Convolvulus, 397. 

 septangulare, Eriocaulon, 184, 259. 

 septentrionalis, Panicularia, 237. 

 sericea, Salix, 280. 

 serotina, Solidago, 431. 

 serpentaria, Aristolochia, 292. 

 serpyllifolia, Arenaria, 300. 



Veronica, 411. 

 serratus, Branchipus, 77. 



