Lotus cruentus
- Illustration and information on the Red-flower Lotus, and a map of Australia showing its range.
- http://www.australian-aridlands-botanic-garden.org/general/plants/p_spec/rfl.htm

Lotus corniculatus
- Photograph and information on the Birdsfoot Trefoil, and the butterflies and moths whose larvae eat it.
- http://www.englishplants.co.uk/store/Scripts/prodView.asp?idproduct=273

Lotus uliginosus
- Description of Greater Birdsfoot Trefoil and a photograph of the flower and leaf.
- http://www.plant-identification.co.uk/skye/leguminosae/lotus-uliginosus.htm

Lotus nevadensis
- image
- http://www.botany.hawaii.edu/faculty/carr/images/lot_nev.jpg