BOTANY OF DELAWARE COUNTY. 



429 



officinialis, L. (Asparagus.) Na- 

 turalized in some places. 

 PoLYaoNATr.M, Dietrich. 



gipinteum, Dieth. (Solomon's seal.) 



biHorum, L. (Small Solomon's seal.) 

 Smilacina, Desf. 



ri'cemosa, Desf. 



hitblia, Ker. 

 IIemkkocallis, L. 



fitli'd, L. (Copper lily.) 

 Oknithoqalum, Tourn. 



umbellatum, L. (Star of Bethle- 

 hem.) 

 Allium, L. 



tricoccum, Ait. 



Canadense, Kalm. 



vineale, L. (Field Garlic.) 

 MuscARi, B. M. 



botrj-oides. (Blue-bottle.) Natu-- 

 ralized in many meadows in the 

 eastern part of the County. 



LiLIOM, L. 



Philadelphicum, L. 



superbum, L. 



Canadense, L. 

 Erythronicm, L. 



Araericanum, Smith. 



IXIA. 



Chinensis. Naturalized in Haver- 

 ford and Marple. 



ORDER MELANTHACEiE. 



UVULARIA, L. 



perfoliata, L. (Bell-wort.) 



sessilifolia, L. 

 Melanthium, Gronov. 



virginicum, L. 

 Veratkum, Tourn. 



viride, Ait. (White Hellebore.) 

 Cham^lirium, Willd. 



luteum, Gray. 



ORDER JUNCACE^. 



JUNCDS, L. 



effusus, L. (Common Rush.) 

 scirpoides. Lam. 

 paradoxus, E. Meyer, 

 acuminatus, Michx. 

 tenuis, Willd. 

 bufonius. L. 

 marginatus, Rostk. 

 Luzula, DC. 



campestris, DC. 



ORDER PONTEDERIACE^. 



PONTEDERIA, L. 



cordata, L. Very abundant in the 

 marsh ditches. 

 Heteraxthera, Ruiz & Pavon. 



reniformis, R. & P. In stagnant 

 pools and clayey ground— rare. 

 Schollera, Schreb. 

 gramiuea, Willd. 



ORDER COMMELYNACEJE. 

 Commelyna, Dillen. 



Virginica, L. Below Darby. 

 Tradescantia, L. 



Virginica, L. 



ORDER XYRIDACE^. 



Xyris, L. 



Caroliniana, Walt. 



ORDER CYPERACE^. 



Cyperus, L. 



diandrus, Torr. 

 strigosus. 



erythrorhizos, Muhl. 

 filiculmus, Vahl. 

 ovularis, Torr. 

 Dulchium, Rich. 



spathaceum, Pers. 

 Eleocharis, R. Brown, 

 obtusa, Schultes. 

 tenuis, Schultes. 

 acicularis, R. Brown. 

 SCIRPUS, L. 



pungens, Vahl. 

 Torreyi, Olney. 

 lacustris, L. 

 debilis, Pursh. 

 polyphyllus, Vahl. 

 Eriophorum, Michx. 

 fluviatilis. 

 Eriophorum, L. 



Virginicum, L. 

 Fimbristylis, Vahl. 



autumnalis, Rcem & Schult. 

 laxa, Vahl. 

 Rhynchospora, Vahl. 

 glomerata, Vahl. • 

 alba, Vahl. 

 Carex, L. 



stipata, Muhl. 

 cephalophora, Muhl. 

 rosea, Schk. 

 scoparia, Schk. 

 crinita. Lam. 

 conoidea, Schk. 

 grisea, Wahl. 

 virescens. Muhl. 

 triceps, Michx. 

 laxiflora. Lam. 

 oligocarpa, Schk. 

 Pennsylvanica, Lam, 

 varia, Muhl. 

 pubesceus, Muhl. 

 miliacea, Muhl. 



