Scientific Name
Silphium integrifolium

Common Name
Rosinweed
Life Cycle: --

Height: 2 to 6 feet
Flower/fruit: Sunflower-like flowers  
Flowering Season: Summer into fall
Foliage: Rough, stalkless, large paired leaves with or without teeth; resinous juices
Site: Roadsides
Comments: --
 
 

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