1. Heading in any direction that is conventionally up
   "upbound shipping lanes"

See also: up

• genus Lophius
• genus Lophodytes
• genus Lopholatilus
• genus Lophophora
• genus Lophophorus
• genus Lophosoria
• genus Loranthus
• genus Loris
• genus Lota
• genus Lotus
• genus Lovoa
• genus Loxia
• genus Loxodonta
• genus Loxoma
• genus Loxostege
• genus Lucilia
• genus Lufengpithecus
• genus Luffa
• genus Lumpenus
• genus Lunaria
• genus Lunda
• genus Lupinus
• genus Luscinia
• genus Lutjanus
• genus Lutra