Common Name: clover, hop
Species: Trifolium spp. 
Bayer Code: TRFXX

Several species of hop clover are found in North Carolina. They are similar in appearance and they respond similarly to herbicides. These are winter annual or biennial weeds. Hop clover has a trifoliate leaf similar to white clover. Leaflets have prominent veins and the terminal leaflet of each leaf is on a short stem. Hop clover has short, hairy, reclining, slender stems, which are somewhat reddish. Flowers are bright yellow with numerous closely associated flowers borne in clusters. Each individual flower produces a single seed.
hop clover
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hop clover
hop clover
hop clover
hop clover
Growth Season winter annual weed OR biennial weed 
Growth Habit prostrate, spreading 
Leaflet Number threeleaf is trifoliate
Leaf Margin serrated/toothed 
Leaf Hairs none OR upper/lower surface 
Leaf/Leaflet Shape oval/egg-shaped/ellipticalleaflets are elliptical
Leaf Width <1/2 inch OR 1/2 - 1 inch 
Leaf Venation pinnateprominent veins
Leaf Arrangement alternate 
Root Type fibrous 
Flower Color yellow