| Subject | English | French |
| nat.res., agric. | lemon tree | citronnier (Citrus limon, Citrus medica limon, Citrus medica raç. limon Lin.) |
| nat.sc., agric. | lemon tree | citronnier véritable (Citrus limon(L.)Burm.f., Citrus limunum Risso) |
| bot. | lemon-scented tea tree | leptosperme Leptospermum citratum |
| nat.sc., agric. | lemon-tree | citronnier (Citrus limonia) |
| tech. | lemon-tree | citronnier |
| agric. | sweet lemon tree | limonier doux (Citrus limetta) |
| agric. | sweet lemon tree | limettier (Citrus limetta) |
| reptil. | yellow-lemon tree frog | rainette de Savigny (Hyla Sauromalus) |