596 



AUTHENTIC HISTORY 



mitisMichx. (Yellow Pine.) A small grove 



of it near Manlieim. 

 StrobusX. (White Pine.) 

 Abies Tourn. 



canadensis Michx. (Hemlock Spruce.) 



JUNIPERUS L. 



communis L. (Common Juniper.) On 

 the Conestoga near Mill Creek; near 

 Eeinholdsville. 



canadensis L. (Red Cedar, j 



CLASS II. MONO COT YLED ONO US, 

 OB ENDOGENOUS PLANTS. 



Arace^. 



Aris^ma Martins. 



tripliyllum Torr. (Indian Turnip.) 



dracontium Scliott. 

 Symplocarpus Salisb. 



foetidus Salisb. (Skuiik Cabbage.) 

 Orontium L. 



aquaticum L. (Golden Club.) Swamp 

 beyond Dillerville; Smithville. 

 ACORUS L. 



calainus L. (Calamus.) 



Lemnacej*;. 



Lemna L. 



trisulca i. Run near Lancaster. 



minor L. (Duck Weed.) Collins's 



Ferry. ^ 

 polyrrhiza L. 



TYPHACEJi. 



Typha Tourn. 



latifoliai. (Cat Tail.) 

 Sparganium Tourn. 



eurycarpum Engehn. Collins's Ferry. 



simplex Hudson. Var. nuttallii Or. 



simplex Z/Mrf-stJ/i,. Var. androcladum Or. 



Naiadaceje. 



Naias L. 



flexilis All. In the Susquehanna. 



POTAMOGETON Toum. 



natans L. 



claytonii Tuckerm. Susquehanna. 



hybridus Michx. Near Christiana. 



lonchitis Tuckerm. Susquehanna. 



gramineus L. Susquehanna. 



perfoliatus L. 



crispus L. Conestoga and Susquehanna. 



compressus L. Near Bainbridge. 



obtusifolius 3Iertens Sf Koch. Riui in 

 swamp beyond DilleiTille; very rare. 



paucitlorus Pursh. 



pusillus L. 



pectinatus L. Susquehanna at Safe Har- 

 bor. 



robbinsii Oakes. Safe Harbor; Wash- 

 ington. 



Alismace^. 



Alisma L. 



plantago L. Var. americanum, Or. 

 Sagittaria L. 



variabilis Engehn. 



heterophylla Pursh. Safe Harbor. 



Hydrochardiace^. 



Anacharis Richard. 



canadensis Planchon. 

 Vallisneria 3Iicheli. 



spiralis L. CEel Gi'ass.) 



ORCHIDACEJi. 



Orchis L. 



spectabilis L. River Hills. 

 Habenaria Willd., B. Br. 



tridentata Hook. Mt. Hope Hills; Mar- 

 tic Swamp. 



virescens Spreng. New Texas, /. J. Car- 

 ter. 



viridis B. Br. Var. bractcata, Beichen- 

 baeh. Mt. Hope Hills. J. Stauffer; 

 Chiques, Herb. S. S. Haldeman. 



ciliaris B. Br. Smithville; New Texas. 



lacera B. Br. New Texas. 



psycodes Gr. 



timbriata B. Br. Hills east of George- 

 town. 



peramasna Gr. New Texas, /. J. Car- 

 ter. Near the mouth of the Pequea. 

 GOODYERA B. Br. 



pubescens B. Br. 

 Spiranthes Bichard. 



latifolia Torr. Meadows near Millers- 

 ville. 



cernua Bichard. 



graminea Lindl. Var. walteri, Gr. 



gracilis Bigelow. 

 Arethusa Gronov. 



bulbosa L. Swamps near Smithville and 

 Georgetown. 

 POGONIA Juss. 



ophioglossoides Nutt. Smithville; New 



