26 



208 Leersia Swartz. 



1 oryzoides Sw. 



2 virginica W. Cut Grass. 



209 LemnaL, 



1 minor L. Duck Meat. 



2 polyrrhiza L. Water Flaxseed. 



3 trisulca L. Rare. 



210 Leontodon L. 



1 taraxacum L. Dandelion. 



211 Leonorus L. 



1 cardiaca L. Motherwort. 



212 Leipidium L. 



1 virginicum L. Wild Peppergrass. 



213 Leptandra Nutt. 



1 virginica Nutt. Culverts Physic. 



214 Lespedeza Mx. 



1 capitata Mx. 



2 polystachia Mx- 



3 procumbens Mx. 



4 reticulata Nutt. 



5 sessiliflora Mx. 



6 violacea Pers. 



215 Liatris L. 



1 scariosaW. Gay Feather. Hadley Meadows. 



216 Ligusticum L. 



1 scoticum L. Salt Marshes, Boston. 



217 LigustrumL. 



1 vulgare L. Prim. On the road to Hadley 



218 Lilium L. 



1 canadense L. Nodding Lily. 



2 philadelphicum L. Red Lily. 



219 Lindernia L. 



1 attenuata Muhl. False Hedge Hyssop. 



2 monticola Muhl. White Hills. 



220 Linnaea Gron 



1 borealis W. Twin Flower. 



