TNDEX. 



417 



PACE 



fragraw, Presl 276 



tooldieana, Presl 273 



intermedia, Presl 275 



marginalis, Presl 274 



montana, Moore 272 



Noi'cboracensis, Presl 271 



Oreopleris, Presl 272 



rigida, Presl 274 



spinulosa, Presl 275 



var. dilcitala, Lawson 275 



Thelyptcris, Presl. 272 



Lathyrus 318 



Nuttallii, Wat 318 



venosiiK. 318 



Ledum 339 



glandulosum, Nutt 339 



Leersia, Swartz 184 



ory zoides, Swartz 1 84 



Virginica, Willd 184 



Leimanikium hybridum, Roern 51 



Niittallii, Hook 53 



Lemna. Linn , . . 74, 368 



minor, Linn 75 



minor, Linn 368 



polyrrhiza, Linn 75 



poliirrhiza, Linn 368 



trisulca, L 74 



LEMNACE.E (cxiu.) 74 



Leptunthus gramineus, MX 54 



Leptotenia, Nutt 330 



dissecta. Nutt 330 



muitifida, Nutt, 330 



Lepturus paniculatus, Nutt 215 



Leequerella, Watson 305 



arctica, Wat 306 



var. Purshii, Wat 306 



Doaglasii, Wat 306 



Ludoviciana, Wat 305 



var. arenosa, Wat 305 



Ligusticum 327 



Grayi, 0. & R 327 



Lilsea, Humb. & Bonpl 81 



subulata, HBK 81 



LlLIACBAB (CVIII.) 26 



Lilium, Linn 38 



Canadense, Linn 38 



va,T.parviflorum, Hook 39 



var. superbum, Elwes 39 



Carolinianum, Michx 39 



Columbianum, Hanson 39 



pardalinum, var. Burgcei, Baker 38 



parvum, Kell 39 



Philadelphicum, Linn 38 



Phtiaddphicwm, var. ft. Hook. . 39 



pudicum, Pursh 40 



superbum, Linn 39 



umbellatum, Pursh 38 



Liinnanthes ". . 314 



Douglasii 314 



Macounii, Trelease 314 



PAGE 



Limnetes rynoxuroideg, MX 182 



juncea, Pers 182 



Limodorum tuberosum, MX 10 



Limosella 347 



aquatica, Linn. var. tenuifolia, 



Hoffm 347 



Linum 314 



Lewisii, Pursh 314 



perenne, Linn 314 



var. Lewisii, Eat. and 



Wright 314 



Liparis, Rich 3 



Loeselli, Rich 3 



Listera, R. Br 6 



convallarioides. Nutt 7 



cordata, R. Br 6 



Eschwholtziana, Cham 7 



Lloydia, Salisb 42 



serotina, Reich 42 



Lolium, Linn 240 



perenne, Linn 240 



temulentum, Linn .... 240 



Lomaria, Willd 263 



spicant, Desv 2>3 



Luina 335 



hypoleuca, Benth 335 



Lupinus 315 



aridus, Doug] 315 



micranthus, Dougl 315 



var. tricolor, Wat 315 



var. microphyllus, Wat.. 315 



microcarpus, Sims 315 



Luzula, DC 65, 366 



arcuata, Hook 69 



campestris, Desv 68 



var. a. vulgaris, Hook. ... 67 

 var. ft. pallescens, Hook.. 67 



comosa, Hook 67 



var. 7. comosa, E. Meyer. 68 



var. congesta, Wat 68 



var. congesta, Meyer 68 



var. macrantha, Wat 68 



var. subsessilis, Wat 68 



divaricata, Wat 66 



hyperborea, R. Br., var. a. 



major, Hook 68 



var. ft. minor, Hook 69 



melanocarpa, var. ft., Hook ... 65 

 parviflora, var. melanocarpa, 



Gray , 66 



pilosa, WiHd 67 



pilosa, Willd 366 



spadicea, DC 3b6 



var. melanocarpa, E. 



Meyer 66 



var. parviflora, Meyer. 65, 366 

 var. sub -congesta, Wat.. 66 



spadicea. 65 



spicata, Desv 86 



vernalis, DC 366 



