428 



BOTANY OF DELAWARE COUNTY. 



CLASS II.— MONOCOTYLEDONOUS, OR ENDOGENOUS PLANTS. 



ORDER ARACEiE. 

 Aris.^ma, Martins. 



triphyllum, Torr. (Indian Turnip ) 



Dracontium, Schott. 

 Symplocarpus, Salisb. 



foetidus, Salisb. (Swamp Cabbage.) 

 Orontium, L. 



aquaticum, L. (Golden-club.) 

 AcoRus, L. 



Calamus, L. 



ORDER TYPHACEiE. 

 Typha, Tourn. 



latifolia, L. (Cat-tail.) 

 Sparganipm, Tourn. 



simplex, Hudson. 



ramosum, Hudson. 



ORDER LEMNACE^. 

 Lemna, L. 



minor, L. (Ducks-meat.) 

 polyrrhiza, Torr. Meadow ditches, 

 Tinicum. 



ORDER NAIDACE^. 

 Naias, L. 



flexilis, Rostk. 

 Potamogeton, Tourn. 



natans, L. 



lucens, L. 



perfoliatus, L. 



pauciflorus, Pursh. 



ORDER ALISMACE^. 

 Alisma, L. 



Plantago, L. 

 Sagittakia, L. 



variabilis, Engelm. 



ORDER HYDROCHARDIACE^. 

 Anachauis, Rich. 



Canadensis, Planchon. 

 Vallisneuia, Micheli. 



spiralis, L. (Tape-grass.) 



ORDER ORCHIDACE^. 

 Orchis, L. 



spectabilis, L. (The Orchis.) 

 Gymnade.via, R. Brown. 



tridentata, Lindl. 



flava, Lindl. Very rare. 

 Pi/ATanthera, Rich. 



flava, Gray. 



ciliaris, Lindl. 



psycoides, Gray. 



lacera, Gray. 



fimbriata, Lindl. Very rare. 



Goodyera, R. Brown. 



pubescens, R. Brown. 

 Spiranthes, Rich. 



gracilis, Bigel. 



cernua. Rich. 

 PoGONiA, R. Brown. 



ophioglossoides, Nutt. Tinicum I. 



pendula, Lind. 



verticillata, Nutt. Tinicum I. 

 Calopogon, R. Brown. 



pulchellus, R. Brown. Tinicum. 

 Mycrostylis, Nutt. 



ophioglossoides, Nutt. 

 LiPARis, Rich. 



liliifolia, Rich. 

 CoRALLORHizA, Hallcr. 



multiflora, Nutt. 



innata, R. Brown. 



odontorhiza, Nutt. 

 Aplectrum, Nutt. 



hyemale,Nutt. (Putty-root.) Rare. 

 Cypripedium, L. 



pubescens, Willd. (Yellow Lady's 

 Slipper.) 



acaule, Ait. (Purple Lady's Slip- 

 per.) Tinicum I. 



ORDER AMARYILLADACE^. 

 Hypoxys, L. 



erecta, L. (Star-grass.) 



ORDER H^MODORACE^. 

 Aletris, L. 



farinosa, L. 



ORDER IRIDACE.^. 

 Ibis, L. 



versicolor, L. (Blue flag.) 

 Virginica, L. (Slender blue flag.) 



SiSYRINCHIUM, L. 



Bermudiana, L. 

 ORDER DIOSCOREACE^. 



DiOSCOREA, L. 



villosa, L. 



ORDER SMILACEiE. 

 Smilax, Tourn. 



rotundifolia, L. (Greenbriar.) 



glauca, Walt. 



herbacea, L. (Carrion-flower.) 

 Trillium, L. 



ccrnuum, L. 

 Medeola, Gronov. 



Virginica, L. 



ORDER LILIACE^. 



ASPARAOOS, L. 



