668 



INDEX 



Lapsana, 641 



communis, 641 

 Larix, 72 



decidua, 72 



laricina, 72 

 Lathyrus, 410 



aphaca, 411 



glaucifolius, 411 



latifolius, 411 



maritimus, 20, 410 



myrtifolius, 410 



ochroleucus, 411 



palustris, 410 



linearifolius, 410 



pratensis, 410 



venosus, 410 

 Lauraceae, 332 

 Lechea, 448 



intermedia, 450 



Leggettii, 450 



maritima, 449 



minor, 449 



racemulosa, 16, 449 



tenuifolia, 449 



villosa, 449 

 Lecticula, 563 



resupinata, 29, 563 

 Ledum, 488 



groenlandicum, 7, 20, 

 488 

 Lemna, 214 



cyclostasa, 215 



minor, 215 



perpusilla, 215 



trisulca, 27, 215 

 Lemnaceae, 214 

 Lentibulariaceae, 562 

 Leontodon, 643 



erythrospermum, 643 



hastile, 642 



Taraxacum, 643 

 Leonurus, 533 



Cardiaca, 533 



glaucescens, 534 



Marrubiastrum, 534 



sibiricus, 534 

 Lepidium, 337 



apetalum, 338 



campestre, 338 



densiflorum, 338 



Draba, 338 



Lepidium graminifolium, 



338 



neglectum, 338 



ruderale, 338 



sativum, 338 



Smithii, 338 



virginicum, 338 

 Leptamnium, 566 



virginianum, 566 

 Leptandra, 557 



virginica, 557 

 Leptilon, 616 



canadense, 616 



divaricatum, 616 



linifolium, 616 



pusillum, 616 

 Leptochloa fascicularis, 150 

 Leptoloma, 99 



cognatum, 99 

 Leptorchis, 258 



liliifolia, 258 



Loeselii, 259 

 Lespedeza, 405 



angustifolia, 30, 408 



Brittonii, 407 



capitata, 408 



frutescens, 408 



hirta, 408 



neglecta, 407 



Nuttallii, 29, 407 



oblongifolia, 16, 408 



procumbens, 406 



repens, 16, 406 



simulata, 408 



striata, 408 



Stuvei, 29, 407 



velutina, 408 



violacea, 407 



virginica, 408 

 Leucojum aestivum, 242 

 Leucotho'e racemosa, 490 

 Ligusticum, 480 



scoticum, 7, 480 

 Ligustrum vulgare, 502 

 Lilaeopsis, 480 



lineata, 480 

 Liliaceae, 232 

 Lilium, 233 



canadense, 234 



philadulphicum, 233 



superbum, 234 



Lilium tigrinum, 234 

 Limnanthaceae, 428 

 Limnanthemum, 507 

 Limnobium, 90 



Spongia, 90 

 Limnorchis, 249 



dilatata, 6, 19, 249 



huronensis, 249 



hyperborea, 6, 19, 249 

 Limodorum, 254 



tuberosum, 254 

 Limonium, 499 



carolinianum, 499 

 Limosella, 555 



aquatica, 20, 555 



tenuifolia, 555 

 Linaceae, 417 

 Linaria, 550 



canadensis, 550 



genistaefolia, 550 



Linaria, 550 



repens, 550 



striata, 550 



supina, 550 

 Linnaea, 578 



americana, 25, 578 

 Linum, 417 



angustifolium, 417 



floridanum, 418 



medium, 418 



striatum, 418 



sulcatum, 419 



usitatissimum, 417 



virginianum, 418 

 Liparis, 258 



liliifolia, 258 



Loeselii, 23, 259 

 Lipocarpha, 168 



maculata, 168 

 Lippia, 526 



lanceolata, 526 

 Liquidambar, 357 



Styraciflua, 16, 357 

 Liriodendron, 317 



Tulipifera, 22, 317 

 Lislera, 256 



australis, 256 



convallarioides, 257 



cordata, 256 

 Lithospermum, 523 



arvense, 523 



