191S] 



The Grasses op Illinois 



42^ 



canariensis, 331 

 Phleum, 348 



alpinum, 348 



pratense, 265, 347, 348, 349 

 Phragmites, 377 



communis, 377 

 Poa, 388 



alsodes, 389 



annua, 264, 389, 390 



brachyphylla, 393 



hrevifoUa, 393 



chapmaniana, 389, 390 



compressa, 265, 390 



debilis, 391 



flava, 391 



hirsuta, 384 



nemoralis, 392, 393 



palustris, 391, 393 



pectinacea, 383 



pratensis, 265, 267, 390, 392 



reptans, 382 



serotina, 391 



seslerioides, 378 



sjivestris, 392 



triflora, 391 



trivialis, 393 



wolfii, 393 



Savastana odoraia, 332 

 Schedonnardus, 371 



paniculatus, 371 

 Setaria glauca, 325 



italica, 324 



v^rticillata, 325 

 Sorghastrum, 267, 280 



avenaceum, 280 



nutans, 280 

 Sorghum halapense, 281 

 Sorghum nutans, 280 

 Spaitina, 368 



cynosuroides, 369 



michauxiana, 369 

 Sphaerocarpa, 313 

 Sphenopholis, 363 



obtusata, 363 



pallens, 364 



palustris, 365 



pennsylvaniea, 365 

 Sporobolus, 351 



asper, 351, 352, 353 



asperifolius, 352 



brevifolius, 342 



canovirens, 352 



clandestinus, 352, 353 



cryptandrus, 353 



diummondii, 351, 353 



heterolepis, 354 



juneeus, 355 



longifolivs, 351 



neglectus, 354, 355 



vaginacflorus, 354, 355 



virginica, 355 

 Spreta, 307 

 Stipa, 335, 336 



avenaeea, 335 



spartea, 335 



viridula, 336 

 Syntherisuia, 267, 281 



filifoimis, 281, 282 



ischaemum, 282 



linearis, 282 



sanguinalis, 264, 268, 283, 375 



Torresia, 332 



odorata, 332 

 Tricuspis purpurea, 379 



seslerioides, 378 

 Tridens, 377 



flavus, 378 

 Triplasis, 379 



purpurea, 379 

 Tripsacum, 264, 275 



dactyloides, 267, 275 

 Trisetum palustre, 365 



pennsijlvanicum, 365 

 Triticum caninum, 407 



repens, 408 



vulgare, 267 



Uniola, 386 

 latifolia, 387 



Vilfa aspera, 353 



vaginaeflora, 355 



virginica, 355 

 Virgata, 297 



Zea mays, 264 

 Zizania, 327 



aquatiea, 328 



palustris, 267, 328 



INDEX TO COMMON NAMES 



Annual meadow grass, 389 

 Awned ray grasps, 406 

 Awned wheat grass, 407 



Bamboo, 265 

 Barley, 266, 410 

 Barnyard grass, 322 

 Beach grass, 361 



Bearded short husk, 347 

 Beard grass, 276 

 Bent grass, 355 

 Bermuda grass, 370 

 Big bluestem, 277 

 Billion dollar grass, 323 

 Bottle-brush grass, 417 

 Bottle grass, 326 



