Trifolium dubium (Lesser Hop Trefoil) is a species of annual herb in the family Fabaceae. It has a self-supporting growth form. It is associated with freshwater habitat. Lesser Hop Trefoil is native to Belarus, the Netherlands, Albania, Belgium, Portugal, Poland, United Kingdom, Switzerland, Morocco, Germany, Italy, Latvia, Lithuania, Austria, Tunisia, Russia, Sweden, France, Cyprus, Turkey, Yugoslavia, Ukraine, Israel, Hungary, Bulgaria, Spain, Greece, Ireland, Denmark, Romania, Norway, and Czech Republic. It has compound, broad leaves. Flowers are visited by Helophilus. Lesser Hop Trefoil fixes nitrogen. It is a photoautotroph. Individuals can grow to 0.2 m.
EOL has data for 33 attributes, including: