413 



Monarda punctata, Linn. 

 Mollugo verticillata, Linn. Carpet weed. 

 Monotropa uniflora, Linn. Indian pipe birds' nest. 

 Muhlenbergia diffusa, Schreber. Dropseed grass. 

 Myriophyllura verticillatum, Linn. Water milfoil. 



N. 



Nasturtium ampbibium, Brown. Water radish. 



natans, D. C. 



palustre, D. C. 

 Nemopanthes canadensis, D. C. Wild holly. Mountain holly. 

 Nemopliila paniculata, Sprengel. 

 Nepeta cataria, Linn. Catnip. 

 Nicandra physaloides, Persoon. 

 Nuphar advena, Aiton. 



kalmiana, Aiton. 

 Nymphaea odorata, Aiton. White pond lily. 

 Nyssa multiflora, Walter. Pepperidge. 



0. 



CEnothera biennis, Linn. Scabish. 



fruticosa, Linn. Sundrops. 



muricata, Linn. 



pumila, Linn. 

 Onoclea sensibilis, Linn. Sensitive-fern. 

 Onosmodium hispidum, Mx. False gromwell. 

 Orobanche americana, Linn. 



uniflora, Linn. Squaw-root. Cancer-root. 

 Oryzopsis asperifolia, Mx. Mountain rice. 

 Osmorhiza brevistylis, D. C. 



longistylis, D. C. Sweet cicily. 

 Osmunda cinnamomea, Linn. Flowering fern. 



inlerrupta, Mx. 



regal is, Mx. 

 Ostrya virginica, Ww. Hop hornbeam. Iron wood. 

 Oxalis stricta, Linn. Yellow wood sorrel. Sheep sorrel. 

 Oxycoccus macrocarpup, Pursh. Cranberry. 



