Equisetum hyemale  
Family: Equisetaceae
common scouring rush, pipes, scouring rush horsetail
[Hippochaete hyemalis (L.) Bruhin]
Equisetum hyemale image
Christopher Noll  
Equisetum hyemale image
Christopher Noll  
Equisetum hyemale image
Christopher Noll  
Equisetum hyemale image
Christopher Noll  
Equisetum hyemale image
Christopher Noll