FLOWERING PLANTS. 15 



L. 



LACTUCA, Tourn. lettuce. 



elongata, Muhl. wild lettuce. 

 LATHYRUS, L. everlasting pea. 



venosus, Muhl. veiny vechling. 

 LEERSIA, Solander. false rice; white grass. 



virginica, Willd. 

 LEMNA, L. duck's meat. 



minor, L. 

 LEONTODON, L. 



traxacum, L. common dandelion. 

 LEONURUS, Tourn. motherwort. 



cardiaca, Tourn. 

 LEPIDIUM, R. Br. pepper-grass. 



virginicum, L. 



campestre, R. Br. field pepper-grass. 

 LESPEDEZA, Michx. bush clover. 



violaca, Pers. common bush clover. 



capitata, Michx. headed bush clover. 



procumbens, Michx. trailing bush clover. 



hirta, Ell. hairy bush clover. 

 LILIUM, L. lilly. 



canadense, L. 

 LEUCANTHEMUM, Tourn. ox-eye daisy. 



vulgare, Lam. ox-eye white-top. 

 LINUM, L. flax. 



virginianum, L. wild flax. 

 LIRIODENDRON, L. tulip-tree. 



tulipifera, L. yellow poplar tulip-tree. 

 LITHOSPERNUM, Tourn. stone-seed; gromwell. 



arvense, L. corn gromwell. 



latifolium, Michx. broad-leaved gromwell. 

 LIPPIA. L. (zapania juss). 



nodiflora, Michx. frog-fruit. 



LOBELIA, L. 



cardinalis, L. cardinal flower, 

 syphilitica, L. great blue lobelia, 

 inflata, L. Indian tobacco, 

 spicata, Lam. pale spiked lobelia. 



LOPHANTHUS, Benth. giant hyssop. 



scrophularisefolius, Benth. 



nepetoides, Benth. 

 LUDWIGIA, L. false loosestrife. 



alternifolia, L. seed-box. 



