Nailwort          

Nakedflower Ticktrefoil          

Nannyberry      

Napaea          

Narrowleaf Bittercress          

Narrowleaf Blue-eyed Grass      

Narrowleaf Bluecurls          

Narrowleaf Bur-reed          

Narrowleaf Cattail      

Narrowleaf Cowwheat          

Narrowleaf Evening Primrose      

Narrowleaf Hawksbeard          

Narrowleaf Hawkweed          

Narrowleaf Knotweed          

Narrowleaf Mountainmint          

Narrowleaf Paleseed          

Narrowleaf Pinweed          

Narrowleaf Plantain          

Narrowleaf Pondweed          

Narrowleaf Stoneseed          

Narrowleaf Vervain          

Narrowleaf Whitetop Aster          

Narrowleaf Wild Leek          

Narrowleaf Willow      

Narrowleaf Yerba Santa          

National Common Name           

Navel Cornsalad          

Necklace Sedge      

Neckweed          

Needle And Thread          

Needle Beaksedge          

Needle Spikerush      

Needleleaf Rosette Grass      

Needlepod Rush      

Nepalese Browntop          

Nerveless Woodland Sedge      

Neslia          

Netted Chainfern          

Netted Nutrush          

Nettle          

Nettleleaf Goosefoot          

New England Aster          

New Jersey Tea      

New York Fern