Vicia sativa subsp. nigra (L.) Ehrh.  
Family: Fabaceae
common vetch, narrow-leaved vetch, spring vetch
[Vicia angustifolia L., Vicia angustifolia var. segetalis L., Vicia angustifolia var. uncinata L., Vicia sativa var. angustifolia L., Vicia sativa var. segetalis L., Vicia uncinata Desf. ex Nyman]
Vicia sativa subsp. nigra image
Merel R. Black  
Description Not Yet Available
Vicia sativa subsp. nigra image
Emmet J. Judziewicz  
Vicia sativa subsp. nigra image
Emmet J. Judziewicz  
Vicia sativa subsp. nigra image
John M. Schoeneker  
Vicia sativa subsp. nigra image
Joshua J. Nemec