60 



[Senate 



(Helonias dioica, Pursh.) 

 Uvularia perfoliata, Linn. 



— grand iflora, Smith. 



— sessilifolia, Linn. 

 Prosartes lanuginosa, Don. 

 Streptopus amplexifolius, DC. 



— roseus, Michx. 



JUNCACE.E. 

 Luzula campestris, DC. 



— pilosa, Willd. 



— parviflora, Desv. 

 J uncus effusus, Linn. 



— filiformis, Linn. 



— balticus, Willd. 



— nodosus, Linn. 



— debilis, Gray, 

 {nodosus, var. multifiorus, Tor. 



— scirpoides, Lam. 

 (polycephalus, Michx., Tor. in 



part.) 



— paradoxus, E. Mey. 

 (polycepkalus, var. 2. Torr.) 



— acuminatus, Michx. 



— pelocarpus, E. Mey. 



— eonradi, Tuckerm. 



— bufonius, Linn. 



— stygius, Linn. 



— rrifidus, Linn. 



— greenii, Oakes fy Tuckerm 



— gerardi, Loisel. 



— marginaytus, Rostk. 



— tenuis, Willd. 



PONTEDERIACEiE. 



Pontederia cordata, Linn. 

 Heteranthera reniformis, Ruiz fy 

 Pan. 



— graminea, Vahl. 



COMMELYNACE^E. 



tConaraelyna angustifolia, Michx. 

 Tradescantia virginica, Linn. 



XYRIDACE.E. 



Xyris caroliniana, Walt. 



ERIOCAULONACE^. 



Eriocaulon septangulare, With. 



CYPERACE^. 



'Cyperus flavescens, Linn. 



— diandrus, Torr. 



— nuttallii, Torr. 



— inflexus, Muhl. 



— michauxianus, Schult. 



— strigosus, Linn. 



— repens, Ell. 



— flliculmis, Vahl. 



— grayii, Torr. 



— dentatus, Torr. 



— schweinitzii, Torr. 



— ovularis, Torr. 



— retrofractus, Torr. 

 Dulichium spathaceum, Pas. 

 Fuirena squarrosa, Michx. 



var. pumila, Torr. 

 Eleocharis palustris, R. Br. 



— olivacea, Torr. 



— rostellata, Torr. 



— intermedia, Schult. 



— obtusa, Schult. 



— tuberculosa, R. Br. 



— acicularis, R. Br. 



— melanocarpa, Torr. 



— tenuis, Schult. 



— pygmasa, Torr. 

 Hemicarpha subsquarrosa, Nees. 



{Scirpus suhsquarrosus, Muhl.) 

 Scirpus planifolius, Muhl. 



— subterminalis, Torr. 



— caBspitosus, Linn. 



— debilis, Pursh. 



— triqueter, Linn. 



— torreyi, Olney. 

 {mucronatus, Torr., not of Linn.) 



— lacustris, Linn. 



— maritimus, Linn. 



