Included in this key are only those species found in the area surveyed at Buttermilk Falls State Park.

 

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Vascular Plants of the Gorge at
Buttermilk Falls State Park (Ithaca, NY)

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Plants with tiny yellow flowers arranged in
dense, compact clusters called "flower heads".
Stems are well developed with evident leaves.
Plants have milky sap, and bisexual florets.
Composite Family
(Click one of the pictures below that corresponds to your choice.)
   
Oxtongue
(  Picris hieracioides )		  
   
Field sow-thistle
( Sonchus arvensis )		  
   
Spiny-leaved sow-thistle
( Sonchus asper  )		  
   
Prickly lettuce
( Lactuca serriola )		 ..
   
Nipplewort
( Lapsana communis )		    
   
Wall hawkweed
( Hieracium murorum )		  
   
Panicled hawkweed
( Hieracium paniculatum )		  
   
Tall rattlesnake-root
( Nabalus altissimus )

Gall-of-the-Earth
(Nabalus trifoliolatus)
Flower image
unavailable,
but very similar.

  
   

 

 

 

Images and text copyright  Arieh Tal, 2017-2022.  All rights reserved.  (  Terms of Use  )

 

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