-109- 



IMPATIENS .... 76 



Interrupted Fern . 27 



IRIDACEAE .... 48 



IRIS 48 



Iris Family ... 48 



Italian Rye-Grass 36 



IVA 98 



Jack-in-the-pulpit 43 



Japanese Barberry 61 



Japanese Knotweed 53 



Jimsonweed .... 89 



Joe-Pye 97 



Jointweed .... 53 



JUGLANDACEAE ... 50 



JUNCACEAE .... 44 



JUNCAGINACEAE . . 31 



JUNCUS 44 



JUNIPERUS .... 28 



KALMIA 82 



Kentucky Bluegrass 38 

 Kidneyleaf Buttercup 60 

 King Devil .... 98 



Knapweed 95 



Knawel 59 



Knotweed 53 



KRIGIA 98 



LABIATAE 87 



LACTUCA 99 



Lady's-Thumb ... 54 

 Lady Fern .... 28 

 Lance-leaved Violet 78 

 Large Pussy-willow 49 

 Large-Toothed Aspen 49 



LATHYRUS 70 



LAURACEAE .... 61 

 Laurel Family . . 61 

 Leadwort Family . 84 

 Leafy Spurge ... 74 



LECHEA 78 



LEGUMINOSAE ... 70 



LEMNA 43 



LEMNACEAE .... 43 

 LEONTODON .... 99 



LEONURUS 87 



LEPIDIUM 63 



LESPEDEZA .... 71 

 LIGUSTICUM .... 82 



Lilac 85 



LILIACEAE .... 45 



LILIUM 46 



Lily Family ... 45 

 Lily-of-the-valley 46 



LIMONIUM 84 



LINARIA 90 



Linden Family . . 77 

 LINDERNIA .... 90 



LOLIUM 36 



Long Beech Fern . 28 

 Long-beaked Willow 49 



LONICERA 92 



Loosestrife ... 84 

 Loosestrife Family 79 



LOTUS 71 



Low Catfoot ... 97 

 Low Sweet Blueberry 83 

 Lowbush Blueberry 83 



79 



MELILOTUS .... 71 



Milkweed 86 



Milkweed Family . 86 



Mint Family ... 87 



Mock-orange ... 85 



Motherwort .... 87 

 Mouse-ear Chickweed 58 



Mugwort 94 



Mullein 90 



MULLUGO 57 



Mustard Family . . 62 



MYRICA 50 



MYRICACEAE .... 50 



MYRIOPHYLLUM ... 80 



Narrow-leaved Cat-tail 29 



NEPETA 88 



Nettle Family . . 52 

 New York Aster . . 94 

 Nightshade .... 89 

 Nightshade Family 89 



NYSSA 79 



NYSSACEAE .... 79 



OENOTHERA .... 80 

 Old Field Cinquefoil 66 

 Old-Field-Toadflax 90 



OLEACEAE 85 



Olive Family ... 85 

 ONAGRACEAE .... 79 



ONOCLEA 28 



Orange Day Lily . 46 

 Orange Hawkweed . 98 

 Orange-Grass ... 77 

 Orchid Family . . 48 

 ORCHIDACEAE ... 48 

 Orpine Family . . 64 

 OSMUNDA ..... 27 

 OSMUNDACEAE ... 27 

 OXALIDACEAE ... 73 

 OXALIS 73 



PAEONIA 60 



PANICUM 36 



Paper Birch ... 51 

 Parsley Family . . 81 

 PARTHENOCISSUS . . 77 

 Pasture Thistle . 96 



Pear 67 



Peony 60 



PHALARIS 37 



PHLEUM 37 



PHRAGMITES .... 37 

 PHYTOLACCA .... 57 

 PHYTOLACCACEAE . . 57 



Pigweed 55 



Pin Cherry .... 66 



PINACEAE 28 



Pine Family ... 28 

 Pineapple-Weed . . 99 

 Pink Family ... 57 



Pinkweed 53 



PINUS ...... 29 



Pinweed 78 



Pitch Pine .... 29 

 PLANTAGINACEAE . . 91 



PLANTAGO 91 



Plantain 91 



Plantain Family . 91 



PLUCHEA 99 



PLUMBAGINACEAE . . 84 



POA 37 



Poison Ivy .... 75 



Pokeweed 57 



Pokeweed Family . 57 

 POLYGONACEAE ... 53 

 POLYGONATUM ... 47 

 POLYGONELLA ... 53 

 POLYGONUM .... 53 

 " POLYPODIACEAE . . 28 



Pondweed 30 



Pondweed Family . 30 

 Poor-man's Pepper 63 



POPULUS 49 



POTAMOGETON ... 30 

 POTENTILLA .... 65 

 Poverty-Grass . . 34 

 Primrose Family . 83 

 PRIMULACEAE ... 83 

 PRUNELLA 88 



