1. Involving two parts or elements
   - bipartite, two-way

See also: many-sided, multilateral

• genus Leucocytozoon
• genus Leucogenes
• genus Leucothoe
• genus Levisticum
• genus Lewisia
• genus Leycesteria
• genus Leymus
• genus Liatris
• genus Libocedrus
• genus Lichanura
• genus Ligularia
• genus Ligustrum
• genus Lilium
• genus Limanda
• genus Limax
• genus Limenitis
• genus Limnobium
• genus Limnocryptes
• genus Limnodromus
• genus Limonium
• genus Limosa
• genus Limulus
• genus Linanthus
• genus Linaria
• genus Lindera