Index 



659 



Sparganium, 584, 585. 586, 587, 604. 



eurycarpum, 321, 354, S77, 578, 593- 

 Sparrow, English. 374, 375, 376, 384, 385. 



Field, 375, 3«4. 



Grasshopper, 375, 382. 



Savanna, 299. 



Song, 286, 299 



Tree, 286. 



Vesper, 382. 

 Spartina, 323. 



michauxiana, 148, 300, 301. 324, 325, 

 328, 330, 33 1 T^^i,, 339, 355, 5Q5. 

 Specularia perfoliata, 61, 62, 66, 67, 72, 



77. 84, 127, 167, 608. 

 Speedwell, Water, 365. 

 Spermatophyta, 353, 592. 

 Sphosrium, 517, 525, 532. 



jayanum, 536. 



striatinum, 536. 



transversum, S-O, S-i, =;28, ^31, 532, 

 536.. 

 Sphferotilus natans, 499, 500. 502, 503, 



504, 506, 507, 508, 513, 514, 516, 520, 



S22, 525, 527, 531, 540, 541. 



Sphenopholis pallens, 578, 594. 

 Spiders, 18. 

 Spiderwort, 356. 

 Spiraea, 360. 



salicifolia, 112, 115. 157, 315, 331, 2,2Z^ 

 . 335, 339» 341, 360. 

 Spiranthes ccrnita, 114, 115, 152. 2y^, 



2?,2, Z33- 35S. 

 Spirillum volutans, 499. 

 Spirodela polyrhiza, 597. 

 Spirogyra, 394, 396, 398. 4C0, 401, 504. 

 506, 520. 

 decimina triplicata, 535. 

 ternata, 506. 

 Spiroptera, 13. 



Sponges, 506, 517, 525, 528. 531, 535. SA?<- 

 Sporobolus cryplandrus, 8t. i^T,, 94, 98, 

 99. 105, 106, no, 127, 142. 148, 278, 

 280, 287, 288, 292, 294. 295, 300, 301, 

 304, 316, 317. 318, 355- 

 heterolepis, 148, 300, 301, 3;;. 

 Spurge. Flowering, 302. 316, 361. 



Seaside, 271, 294, 361. 

 Stachys palustris, 606. 

 Stt-ironema ciliatum. 605. 

 lanccolatum, 13T, 163. 

 quadriflorum, 329, 330, 332. 339. 340, 

 363. 

 Stellaria aqtiatica, 369. 



longi folia, 600. 

 Stenonhyllus, T08, 109. 

 capillaris. 46. 66, 72. 108. 115. 150. 579, 

 589, 596. 



Stick-tight, 368. 

 Stigeoclonium. 520. 



lubricnm. 500, 52S. 



tenue. 500. 502. 503. 506. 513, 320, 528, 



531. 535, 543. 

 Stipa spartea, 48. 49, 50, 55, 57, 58, 64, 



66, 70, 71, 74, 93. 100, 127, 148. 314. 



355- 

 Stonecat, 411. 

 Stonecrop, Ditch, 360. 

 -Strawberry, 272, 290, 360. 

 Streptococcus, 499. 

 Strobus, 43. 



Strophitus edentulus. 530, 533. 

 Strophostyles helvola, 72f 77' 94, 127, 

 137, 159- 



sp., 66, 159. 

 Sturgeon, Shovel-nosed, 537. 

 Succinea, 531. 



ovalis, 521. 

 Sucker, Common, 521, 523, $:^j„ 537. 



Missouri, 537. 



Striped, 521. 

 Suckers, 487. 544. 

 Sugarberry, 204. 208. 

 Sugar-tree, 210. 

 Sumach, 100. 120, 189, 209, 266. 



Dwarf, 209. 



Poison, 209. 



Staghorn, 209, 2,62. 

 Sumachs. 205. 

 Sundew, 360. 

 Sunfish, 394, 40T, 487. 504. 532, 540. 544. 



Blue-gill. 413-414, 517, 534, 536, 544. 

 See also Blue-gill. 



Orange-spotted. 4x2, 521, 522, 526. 



Pumpkinseed, 414. 



Warmouth, 536. See also Warmouth. 

 Sunflower. 367. 368. 



Tickseed, 368. 

 Swallow, Barn, 375. 

 Sycamore, 180. 181. 183. 184. 187. 190, 

 192. 194. 196, 197, 198, 200, 201, 202, 

 205, 208, 213, 216, 217, 220. 



Gum. 208. 

 Symphynota complanata. 528. 530. 533. 

 Symplocarpus fcetidus. 2i3i?>- 356. 

 Svnedra. 500. 

 Synthyris bullii. 65. 125. 126. 135. 166. 



Tabanidre. 520. 



Tabellaria fenestrata, 500, 505. 



flocculosa. 495, 500. 505. 

 Talinum rugospermum, 65, 60, 82, 84, 



r-27. 155- 



