Common Name: vetch, hairy
Species: Vicia villosa  Roth
Bayer Code: VICVI

Hairy vetch is a trailing winter annual, biennial, or summer annual weed that forms large mats of vegetation. The leaves of hairy vetch are oblong, with 5-10 pairs of leaves per leaflet. Tendrils form on the ends of the leaves. Purple flowers form in early to mid summer.
hairy vetch
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hairy vetch
hairy vetch
hairy vetch seedling
hairy vetch leaves
Growth Season summer annual weed OR winter annual weed OR biennial weed 
Growth Habit viningvine-like, forms a mat; hairy stems
Leaflet Number four or more5 - 10 pairs per leaf
Leaf Margin smooth 
Leaf Hairs upper/lower surface 
Leaf/Leaflet Shape linear/oblong 
Leaf Width 1/2 - 1 inch 
Leaf Venation pinnate 
Leaf Arrangement alternate 
Root Type taproot 
Flower Color blue/purple