 Tall or Green-headed Coneflower
Tall or Green-headed Coneflower
    Rudbeckia   laciniata
     From Nearctica
    Identification: Flowers with golden yellow   rays. Ray florets drooping downward (reflexed). Disk green, raised, and usually   with an outer ring of larger disk florets with black tips. Plant with multiple   flowers and stem smooth, branched. Upper leaves elongate, ovate, coarsely   toothed. Middle to lower leaves heavily cut into multiple sharp, coarsely   toothed lobes. Plant 3 to 12 feet in height.
    Distribution: Throughout most of North   America except for California.
    Habitat: Green-headed Coneflower is a   species of moist locations and is commonly found in bottomland and along   streams, rivers, ponds, and lakes.
   
  
    Flowering period: July to September.
    
      Similar Species: The drooping rays and   green, elevated disk with an outer ring of larger disk florets, and heavily   incised lower and middle leaves and usually sufficient features to identify   Green-headed Coneflower. 
       
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