12 THE AMERICAN BOTANIST 



Ligiistruui vulgar c. Privet. White, b. 

 Apocvniim androsaemifolimn. Spreading Dogbane. 

 Pinkish, b. 



Apocynum cannabinum. Indian Hemp. Whitish. b. 

 Asclepias incarnata. Swamp MiekwEEd. Red-pink. b. 

 Asclcpias exaltata. Poke MiekweEd. Whitish, c-b. 

 Asclepias Syriaca. Common Miekweed. Pink-purp- 

 lish, a. 



Asclepias qiiadrifolia. Four-eEaved Miekweed. Pale 

 purplish, b-a. 



Collinsonia Canadensis. HorsE-baem. Yellow, a. 

 Physalis pubesceus. Ground-cherry. Yellow, dark 

 eye. b-c. 



Petunia violacea. Petunia. Purplish, b-a. 

 Vcrbascnm Thapsus. MueeEin. Yellow, b. 

 Linaria vidgaris. Toad-eeax. Yellow, b. 

 Dasystoiua Pedicidaris. Fern-eEaved False Foxgeove. 

 Yellow, b. 



Sambucus Canadensis. EedeR. White, b. 

 Viburnum prunifoliiim. Beack Haw. White, b. 

 Viburnum dentatum. Arrowwood. White, b. 

 Viburnum acerifoliuni. Dockmackie. White, b. 

 Lonicera Japonica. Japanese HoneysuckeE. White 

 and pink. a. 



Cichorium Intybus. Chicory. Blue. b. 

 Taraxacum officinale and crythrospernium. DandEEION. 

 Yellow, c-b. 



Sonchus olcraceus. Sow-ThisteE. Yellow, c. 

 Vernonia Noveboracensis. Ironweed. Purple, c-1). 

 Bnpatorium purpureum. Joe-Pye Weed. Pinkish, b-c. 

 Bupatorium perfoliatum. Thoroughwort. White, c-b. 

 Solidago juncea. Goeden-rod. Yellow, c-b. 

 Solidago serotina. Goeden-rod. Yellow, b. 



