Trefoil (Lotus) -

• Palustris (Palustris)
  
• Palaestinus (Palaestinus)
  
• Ornithopodioides (Ornithopodioides)
  
• Smallflower Bird's-foot Trefoil (Parviflorus)
  
• Big Trefoil (Pedunculatus)
  
• Shrubby Deervetch (Rigidus)
  
• Purpureus (Purpureus)
  
• Peregrinus (Peregrinus)
  
• Streambank Bird's-foot Trefoil (Oblongifolius)
  Streambank Bird's-foot Trefoil, Streambank Bird's-foot Trefoil
• Wire Bird's-foot Trefoil (Nuttallianus)
  
• Maritimus (Maritimus)
  
• Macrotrichus (Macrotrichus)
  
• Lancerottensis (Lancerottensis)
  
• Maroccanus (Maroccanus)
  
• Mearns' Bird's-foot Trefoil (Mearnsii)
  Mearns' Bird's-foot Trefoil, Mearns' Bird's-foot Trefoil
• Nevada Bird's-foot Trefoil (Nevadensis)
  Davidson's Bird's-foot Trefoil, Douglas' Bird's-foot Trefoil, Nevada Bird's-foot Trefoil
• Desert Deervetch (Micranthus)
  
• Redflower Bird's-foot Trefoil (Rubriflorus)
  
• Coastal Bird's-foot Trefoil (Salsuginosus)
  Coastal Bird's-foot Trefoil, Coastal Bird's-foot Trefoil
• Yolla Bolly Bird's-foot Trefoil (Yollabolliensis)
  
• Wright's Deervetch (Wrightii)
  
• Chilean Bird's-foot Trefoil (Wrangelianus)
  
• Meadow Bird's-foot Trefoil (Pinnatus)
  
• New Mexico Bird's-foot Trefoil (Plebeius)
  
• Silky Deerweed (Procumbens)
  Jepson's Deerweed, Silky Deerweed
• Preslii (Preslii)
  
• Weilleri (Weilleri)
  
• Utah Bird's-foot Trefoil (Utahensis)
  
• Balsam Bird's-foot Trefoil (Stipularis)
  Ottley's Bird's-foot Trefoil, Balsam Bird's-foot Trefoil
• Sessilifolius (Sessilifolius)
  
• Common Deerweed (Scoparius)
  Western Bird's-foot Trefoil, Common Deerweed
• Strictus (Strictus)
  
• Strigose Bird's-foot Trefoil (Strigosus)
  Strigose Bird's-foot Trefoil, Strigose Bird's-foot Trefoil, Strigose Bird's-foot Trefoil
• American Bird's-foot Trefoil (Unifoliolatus)
  Heller's Bird's-foot Trefoil, American Bird's-foot Trefoil
• Hairy Bird's-foot Trefoil (Subbiflorus)
  
• Rush Broom (Junceus)
  Biolett's Rush Broom, Rush Broom
• Woolly Bird's-foot Trefoil (Incanus)
  
• Conjugatus (Conjugatus)
  
• Conimbricensis (Conimbricensis)
  
• Collinus (Collinus)
  
• Bird's-foot Trefoil (Corniculatus)
  Bird's-foot Trefoil
• Big Deervetch (Crassifolius)
  Big Deervetch, Big Deervetch
• Cytisoides (Cytisoides)
  
• Creta Trefoil (Creticus)
  
• Chihuahuanus (Chihuahuanus)
  
• Bentham's Broom (Benthamii)
  
• Slender Bird's-foot Trefoil (Angustissimus)
  
• Alpinus (Alpinus)
  
• Sonoran Bird's-foot Trefoil (Alamosanus)
  
• Arabicus (Arabicus)
  
• Arenarius (Arenarius)
  
• Canyon Bird's-foot Trefoil (Argyraeus)
  Canyon Bird's-foot Trefoil, Canyon Bird's-foot Trefoil, Canyon Bird's-foot Trefoil
• Silver Bird's-foot Trefoil (Argophyllus)
  Santa Cruz Island Silverhosackia, Silver Bird's-foot Trefoil, Silver Bird's-foot Trefoil
• Island Broom (Dendroideus)
  Island Broom, Trask's Island Broom, Veatch's Island Broom
• Riverbar Bird's-foot Trefoil (Denticulatus)
  
• San Diego Bird's-foot Trefoil (Hamatus)
  
• Halophilus (Halophilus)
  
• Greene's Bird's-foot Trefoil (Greenei)
  
• Rock Bird's-foot Trefoil (Haydonii)
  
• Heermann's Bird's-foot Trefoil (Heermannii)
  Heermann's Bird's-foot Trefoil, Heermann's Bird's-foot Trefoil
• Foothill Deervetch (Humistratus)
  
• Hillebrandii (Hillebrandii)
  
• Chaparral Bird's-foot Trefoil (Grandiflorus)
  Chaparral Bird's-foot Trefoil, Chaparral Bird's-foot Trefoil
• Glinoides (Glinoides)
  
• Seaside Bird's-foot Trefoil (Formosissimus)
  
• Edulis (Edulis)
  
• Discolor (Discolor)
  
• Gebelia (Gebelia)
  
• Narrow-leaf Bird's-foot Trefoil (Glaber)
  
• Glaucus (Glaucus)
  
• Glareosus (Glareosus)
  
• Rosy Bird's-foot Trefoil (Aboriginus)