29 

 May 20th to June 1st 



OstiuuKhirca'. 



Osniunda cinnamomea, L. 



Low, wet grounds ; common. 

 Claytoniana, L. 



Low, wet grounds; common. 



3fi/riracew. 



]\Iyrica carolinensis, Mill. 



Sandy soil; common. 



Xifntpha'acem. 



Nymphaea advena, Ait. 



Ponds and ditches ; common. 



Cinnamon Fern. 

 Flowering Fern. 



Bayberry. 



Cow Lily. 



Hedge Mustard. 



Ci'uvifei'm. 



Sisymbrium officinale, (L.) Scop. 



Common weed; 1). till November. Adv. f. Eu. 

 Lepidium virginicum, L. Wild Peppergrass. 



Common weed ; b. till November, 

 ruderale, L. .... 



Less common. Nat. f. Eu. 

 *campestre, (L.) R. Br. Field " 



Fields; infrequent. Nat. f. Eu. 

 sativum, L. 



Fields ; infrequent. Nat. f . Eu. 



Garden Cress. 



Sohimicea'. 



Lyeium halimifolium, Mill. 



About dwellings ; b. t. October. 



Finn (Iff acf'fv. 

 Corydalis sempervirens, (L.) Pers. 



Rocky places; rather common. 



IMatrimony Vine. 



Pale Corydalis. 



Sajtindaceo'. 



yEsculus Hippocastanuui, L. Horse-chestnut. Lawns. 

 glabra, Willd. 



ruhiciinda, " 



octandra hyhrida, ' " 



Xanthoceros sorhifolia, " 



*Dr. E. L. Sturtcvant. 



