LIST OF SPECIES. 239 
ORCHID FAMILY 
ORCHIDACE 
Pogonia 
Ladies’ Tresses 
Pogonia ophioglossoides 
Spiranthes cernua 
Large Purple Fringed Orchis Habenaria fimbriata 
Ram’s-Head Lady’s-slipper 
Small Yellow Lady’s-slipper 
Large Yellow Lady’s-slipper 
Showy Lady’s-slipper 
Pink Lady’s-slipper 
Cypripedium arietinum 
Cypripedium parviflorum 
Cypripedium pubescens 
Cypripedium spectabile 
Cypripedium acaule 
IRIS FAMILY 
Larger Blue Flag 
Blue-Eyed Grass 
IRIDACE 
Iris versicolor 
Sisyrinchium angustifolium 
LILY FAMILY 
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 
LILIACE/E 
Uvularia grandiflora 
Uvularia perfoliata 
Oakesia sessilifolia 
Lilium tigrinum 
Lilium Philadelphicum 
Lilium Catesbei 
Lilium Canadense 
Lilium superbum 
Lilium Carolinianum 
Erythronium Americanum 
Erythronium albidum 
LILY-OF-THE-VALLEY FAMILY 
CONVALLARIACEZ 
Asparagus 
Yellow Clintonia 
White Clintonia 
Asparagus officinalis 
Clintonia borealis 
Clintonia umbellata 
