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Weed Identification

small hopclover

Family

Fabaceae

Scientific Name

Trifolium dubium

Other Common Names:

suckling clover
least hopclover
lesser hop trefoil

Habit

This winter annual flowers from midspring into early summer. Its freely growing branches are found either upright or creeping.

Leaves

The leaves are formed from 3 small leaflets that are narrow towards the base and are broadest near the tip. Leaflets have prominent veins, and the terminal leaflet has a short stalk.

Identifying Characteristics

The stems of this plant are usually hairy, with a reddish color. It is similar to the large hop clover, but with smaller leaves and flowers.

Flower Seed Head

Bright yellow flowers form in heads of three to fifteen. They form in looser clumps than other clovers.

Seed Fruit

Each flower usually bears one seedpod containing one seed.

Where Found

This plant grows in disturbed areas, such as roadsides, pastures, near sidewalks, and any other kind of turf.

Growth Habit

upright and nonwoody

Thorns or Spines

not present

Approximate Flower Diameter

pencil

Dominant Flower Color

yellow

Flower Symmetry

radial symmetery

Leaf Hairs

no hairs

Leaf Shape

Varies: 
oval
triangle

Leaf Arrangement

alternate

Leaf Margin

Varies: 
entire
serrated

Leaf Structure

trifoliate

Leaf Stalk

shorter than leaf

Stem Hairs

has hairs

Stem Cross Section

round or oval

Milky Sap

not present

Root Structure

fibrous

Life Cycle

winter annual

Ochrea

not present

Plant Type

Herb