LIST OF SPECIES. 



239 



ORCHID FAMILY 



ORCHIDACEiE 



Pogonia Pogonia ophioglossoides 



Ladies' Tresses Spiranthes cernua 



Large Purple Fringed Orchis Habenaria fimbriata 



Ram's-Head Lady's-slipper Cypripedium arietinum 



Small Yellow Lady's-slipper Cypripedium parviflorum 



Large Yellow Lady's-slipper Cypripedium pubescens 



Showy Lady's-slipper Cypripedium spectabile 



Pink Lady's-slipper Cypripedium acaule 



Larger Blue Flag 

 Blue-Eyed Grass 



IRIS FAMILY 



IRIDACE^ 



Iris versicolor 

 Sisyrinchium angustifolium 



LILY FAMILY 



LILIACEil 



Large-flowered Bellwort 

 Perfoliate Bellwort 

 Sessile-leaved Bellwort 

 Tiger Lily 

 Philadelphia Lily 

 Southern Red Lily 

 Canada Lily 

 Turks-cap Lily 

 Carolina Lily 

 Dog's-tooth Violet 

 White Adder's Tongue 



Uvularia grandiflora 

 Uvularia perfoliata 

 Oakesia sessilifolia 

 Lilium tigrinum 

 Lilium Philadelphicum 

 Lilium Catesbsei 

 Lilium Canadense 

 Lilium superbum 

 Lilium Carolinianum 

 Erythronium Americanum 

 Erythronium albidum 



LILY-OF-THE-VALLEY FAMILY 



CONVALLARIACEiE 



Asparagus 

 Yellow Clintonia 

 White Clintonia 



Asparagus officinalis 

 Clintonia borealis 

 Clintonia umbellata 



