Trifolium dubium (Lesser Hop Trefoil) is a species of annual herb in the family legumes. They are associated with freshwater habitat. They are native to Switzerland, Bulgaria, Lithuania, Italy, Germany, Yugoslavia, Israel, Tunisia, Hungary, Romania, Russia, Latvia, Portugal, Sweden, Cyprus, United Kingdom, Austria, Greece, Ireland, Ukraine, Albania, Norway, Denmark, Belarus, Belgium, Spain, Morocco, The Netherlands, Turkey, Poland, France, and Czech Republic. Flowers are visited by common blue, Common carder bumblebee, Halictus tumulorum, and Syritta pipiens.
EOL has data for 25 attributes, including: