362 



Anacardiaceae. Cashew Family. 



Rhus typhina L. Staghorn Sumac 



Rhus toxicodendron L. (2506, 2805) Poison Ivy 



Rhus toxicodendron radicans (L. ) Torrey. Chmbing Poison Ivy 



Celastraceae. Staff Tree Family. 

 Celastrus scandens L. Bittersweet 



Aceraceae. Maple Family. 

 Acer negundo L. Box Elder 



Balsaminaceae. Touch-me-not Family. 

 Impatiens biflora Walt. (2968) Spotted Touch-me-not 



Rhamnaceae. Buckthorn Family. 



Rhamnus alni folia L'Her. (2486) Buckthorn 

 Ceanothus americanus L. (3162) New Jersey Tea 

 Ceanothus ovatus Desf. (1656, 2470, 2812) Red-root 



Vitaceae. Vine Family. 



Psedera quinque folia (L.) Greene. Virginia Creeper 

 Vitis vulpina L. (2930) River-bank Grape 



Tiliaceae. Linden Family. 

 Tilia americana L. (3098) Bass wood 



Hypericaceae. St. John's-wort Family. 

 Hypericum kalmianum L. (2462, 2844) Kalm's St. John's-wort 

 Hypericum sp. 



Plypericum virginicum L. (Triadenum virginicum (L.) Raf.) 

 (2963) Marsh St. John's-wort 



Cistaceae. Rockrose Family. 



Helianthemum majus BSP (2752) Frostweed 



Lechea villosa Ell. (2956) Pinweed 



Lechea leggettii Britton & Hollick. (2889, 2932, 2955) 



Violaceae. Violet Family. 



Viola papilionacea Pursh. (2448) Violet 



Viola sagittata Alton (=V. subsagittata Greene). (2481, 2839, 

 3161) Violet 



