CONTENTS. 



Cassava — Jairopha manihoi .... .... .... 



Squirrel Corn — Diceuira Canadensis . . .... .... 



Fly Flower — Dicenira Cucullaria. .... 



Golden Fumitory — Corydalis a urea — .... .... 



Pale Corydalis — Corydalis glauca .... .... 



Blue Cohosh — Caulophyllum thalictroides .... .... 



Red Baneberry — Actcea spicata, var. rubra 



White Cohosh — Actcea alba-. .... 



Bellwort, Wood Daffodil — TJvularia grandiflura. Plate II. 

 Uvularia perfoliata. Vviilaria sessilifolia .... .... 



AdderVTongue — Erythronium Ameiicanum .... 



White Flowered Adder's-Tongue — Erythronium albidum 

 White Trillium, Easter Flower — Trillium grandiflorum ... 

 Smiling Wake-Robin — Trillium cernuum .... .... 



Lesser Snowy Trillium — Trillium nivale .. .... 



Purple Trillium, Birth-Root — Trillium erectum 



Painted Trillium — Trillium erytlirocarptim. Plate III... 

 Rock Columbine — Aquilegia Canadensis .... .... 



Painted Cup, Scarlet Cup — Castilleia cuccinea .... 



Eye-bright, Clary. .. .... .... 



Wild Ginger — Asarum Canudense .... .... 



Showy Orchis — Orchis spectabilis — .... ... 



Lady's Slippers, Moccasin Flowers .... 



Ram's-head Orchis — Cypripedium arietinum.. Plate VII 

 Showy Lady's Slipper — Cypripedium specfabile .... 

 Golden-tlowered Lady's Slipper — Cypripedium pubescens 

 Lesser-flowered Lady's Slipper — Cypripediuin parviflorum. 

 Stemless Lady's Slipper — Cypripedium acaxile 

 Wild Garlic, Wild Leek — Allium iricoccum. 



Phlox divaricata .... .... 



Gold Thread — Copiis irifolia ... .... 



Bunch Berry, Squaw Berry — Cornus Canadensis 

 Twisted Stalk — Sireptopns roseus .... 



False Solomon's Seal — Polygonatum biflorum 

 May Apph— Podophyllum peltatum .... 



American Brooklime — Veronica Americana 



Si;orpion Grass — Myosotts palustris .... 



Wood Geranium — Geranium maculatum .... 



Herb Robert — Geranium Robertianum . . . . 



.Smaller Crane's-bill — Geranium pusillum .... 



Chickweed Wintergreen — Trientalis Americana.. 

 Large Blue Flag — Iris versicolor .... .... 



Shin-Leaf, Sweet Wintergreen — Pyrola elliptica. . 

 One-sided Pyrola — Pyrola sectinda. ... .... 



Round-leaved Pyrola — Pyrola rottindif alia 

 Pyrola cJilorduilui ... .... .... .... 



One-Flowered Pyrola — Moncses uni flora. .. 



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