528 



Index. 



Lacosoma chiridota, 90 

 Lacosomidse, 90 

 lacrymosa, Catocala, 67 



Productella, 481, 484, 485 

 Lactarius piperatus, 326, 363 

 Lactuca canadensis, 361, 385, 420 

 lacustrata, Mesoleuca, 81 

 ladon, Cyaniris, 34 

 laevigata, Arabis, 413 



Zanclognatha, 72 

 Isevis, Loxopteria, 147 

 Isevissima, Proptera, 182 

 Isevissimus, Unio, 182 

 Lafayette, General, 436, 451 

 Lafayette's coat, 428 



visit to Pittsburgh, 434, 435 

 Lagoon-Marsh-Thicket-Forest Succes- 

 sion, 348, Z-J2 

 lakesi, Pinna, 274 

 Lakes of North America, 290 

 Lambing, Rev. A. A., 429 

 lamprosana, Pandemis, 117 

 Lampsilis cariosa, 183, 204, 209 



(Carunculina) parva, 191 



fatua, 187, 191 



iris, 179, 187, 191 



ligamentina, 179, 181, 183, 187, 

 190 



luteola, 181, 183, 186, 190, 202 



multiradiata, 180, 181, 186, 189 



nasuta, 202, 205, 209 



ochracea, 204, 209 



orbiculata, 183, 190 



parva, 180, 182, 186 



radiata, 204, 209 



recta, 180, 181, 183, 187, 190, 202 



ventricosa, 180, 181, 183, 186, 

 189, 202 



ventricosa ovata, 181, 182, 186, 

 189 

 lanceolatus, Plantago, 385, 396, 419 

 lanuginosa, Carex, 381, 409 

 Lantern carried by Andrew Carnegie, 



437 

 Laphygma frugiperda, 49 

 lappella, Metzneria, 121 

 laqueatellus, Crambus, 100 

 laracana Proteopteryx, iii 

 Laramie and Doubtful Laramie, 2TJ 

 larentioides, Euherrichia, 66 

 laricis, Tolype, 78 

 lariferreanus, Melissopus, 114 

 larvaria, Cleora, 86 

 Lasiocampidae, 78 



lateriflora, Moehringia, 331, 332, 396, 

 412 



Scutellaria, 375, 381, 418 



Lathyrus maritimus, 317, 331, 332, 

 340, 343, 344, 400, 415 



palustris, 415 

 laticapitella, Pigritia, 128 

 laticinerea, Xylina, 55 

 latifolia, Sagittaria, 374, 386, 391, 393, 

 407 



Spiraea, 369, 414^ 



Typha, 354, 360, 364, 381, 406 

 latipennis, Diacrisia, 43 



Martyringa, 120 

 latirupta, Hydriomena, 82 

 latus, Cochliodus, 489 

 Laughlin, Irwin, 454 

 Lauracese, 413 

 laurina, Persicaria, z^-] , 384, 386, 393, 



412 

 lautana, Enarmonia, 113 

 Lawrence, Rachel, 428 

 laxa, Myosotis, 418 

 laxiflora, Carex, 409 

 laxus, Euomphalus, 484 

 leander, Orthoceras, 485 

 Lea, Robert B., 447 

 Leather ammunition pouch carried in 



Revolutionary War, 432 

 Leather wallet carried by General 



John Forbes, 424 

 Lechea villosa, 416 

 lecontei, Haploa, 42 

 Leda pandoriformis, 485 

 LeFevre, Lieutenant George, 427 

 Lehman, G. H., 450 

 " Lehrbuch der CEkologischen Pflan- 



zengeographie," 317 

 Leiopteria chemungensis, 484 

 Leiorhynchus mesacostalis, 142, 481 

 Lemna, 242 



minor, 373, 374, 410 

 Lemnaceje, 410 

 lens, Obovaria, 192 

 lentago. Viburnum, 420 

 Lentibulariace?e, 419 

 lenticularis, Dalmanella, 482 

 Lentinus lepidus, 326 

 Leonard, Dr. A. G., 232, 235, 282 

 Lepargyrasa canadensis, 397, 416 

 Lepidechinus, 485 



Lepidoptera, A List of the North 

 American, 28 



List of Western Pennsylvania, 6 

 lepidus, Lentinus, 326 

 Leptrena rhomboidalis, 481 

 Leptilon canadense, 395, 421 

 leptinoides, Schizura, ■]■; 

 Leptodesma liopteroide, 484 



mortoni. 484 



potens, 484 



