26 



May 20th to June 1st 



Oi'chidacece. 



Cypripendium acaule, Ait. Lady's Slipper. 



Dry woods; common. 

 Listera cordata, (L.) R. Br. Twayblade. 



Cold, damp woods. 

 *convallaroides, (Sm.) Torr. 



Cold, damp woods. 

 Corallorhiza trifida, Chatelain. Coral-root. 



Cold, damp woods. 

 Arethusa bulbosa, L. Aretluisa. 



Boggy places ; common. 

 Pogonia verticillata, (Willd.) Niitt. Pogonia. 



Cold, damp woods. 

 Microstylis monophyllos, (L.) Lindl. Adder 's-mouth. 



Cold, damp woods. 



fLiparis liliifolia, (L.) Richard. Twayblade. 



Cold, damp woods; b. t. middle July. 



Loeselii, (L.) Richard. " 



Bogs, and wet pastures; b. t. middle July. 



Bot'affinacece. 



]\Iyostotis virginica, (L.) B. S. P. Scorpion Grass. 



Dry, sandy ground. 



Ranunculacece. 



*Actaea alba, (L.) Mill. 



Woods near Smith Mills. 



('orn(fre(t'. 



Rich woods ; b. two weeks. 

 Red flowering Dogwood. 



Berberidacece. 



Cornus florida, L. 

 var. rnhra, 



Berberis vulgaris, L. 



Pastures, etc. Nat. i". Eu. 

 Thunhergii, Japanese Barberry. 



Podophyllum pellatum, L. Mandrake. 



White Baneberry. 



Flowering Dogwood. 

 Lawns. 



Barberry. 

 Gardens. 



*II. Willey. tT. A. Greene. 



