- Lac asinum (Sankaran)
- Lac caninum (Allen)
- Lac caninum (Clarke)
- Lac caninum (Gandhi)
- Lac caninum (Grandgeorge)
- Lac caninum (Ivaniv)
- Lac caninum (Kent)
- Lac caninum (Nash)
- Lac caninum (Phatak)
- Lac caninum (Sankaran)
- Lac caninum (Vitko)
- Lac caprinum (Jackson)
- Lac caprinum (Sankaran)
- Lac defloratum (Kent)
- Lac defloratum (Phatak)
- Lac defloratum (Sankaran)
- Lac delfinum (Sankaran)
- Lac delphinum (Bailey)
- Lac equinum (Gandhi)
- Lac equinum (Ivaniv)
- Lac equinum (Rosenberg)
- Lac equinum (Sankaran)
- Lac felinum (Allen)
- Lac felinum (Clarke)
- Lac felinum (Loukas)
- Lac felinum (Sankaran)
- Lac humanum (Heron)
- Lac humanum (Sankaran)
- Lac leoninum (Jackson)
- Lac leonium (Sankaran)
- Lac lupinum (Deacon)
- Lac lupinum (Geraghty)
- Lac lupinum (Spurling)
- Lac maternum (Dam)
- Lac ovinum (Nelson)
- Lac pinguinum (Shah)
- Lac Rhesus (Mandak)
- Lac suis (Johnson)
- Lac vaccinum (Allen)
- Lac vaccinum defloratum (Vitko)
- Lachesis (Farrington)
- Lachesis (Bailey)
- Lachesis (Boger)
- Lachesis (Borland)
- Lachesis (Clarke)
- Lachesis (Coulter)
- Lachesis (Deriker)
- Lachesis (Dhanipkar)
- Lachesis (Grandgeorge)
- Lachesis (Kent)
- Lachesis (Nash)
- Lachesis (Phatak)
- Lachesis (Sankaran)
- Lachesis (Tarkas)
- Lachesis (Vithoulkas)
- Lachesis muta (Vitko)
- Lactic acid (Scholten)
- Lacticum acidum (Le Roux)
- Lactuca (Boericke)
- Lactuca sativa (Deriker)
- Lactuca virosa (Clarke)
- Lactuca virosa (Deriker)
- Lactuca virosa (Tarkas)
- Lamium album (Deriker)
- Lamprohiza splendidula (Begin)
- Lanthanum (Sankaran)
- Lanthanum bromatum (Scholten)
- Lanthanum carbonicum (Scholten)
- Lanthanum fluoratum (Scholten)
- Lanthanum metallicum (Scholten)
- Lanthanum oxydatum (Luc Fayeton)
- Lanthanum oxydatum (Scholten)
- Lapathum acutum (Clarke)
- Lapis albus (Clarke)
- Lapis albus (Nash)
- Lappa arcticum (Clarke)
- Lappa arcticum (Sankaran)
- Lapsana communis (Clarke)
- Larus argentatus (Anne Wirtz)
- Laser beam (Joshi)
- Lathyrus (Phatak)
- Lathyrus sativus (Clarke)
- Latrodectus mactans (Boericke)
- Latrodectus mactans (Deborah Collins)
- Latrodectus mactans (Ivaniv)
- Latrodectus mactans (Phatak)
- Latrodectus mactans (Sankaran)
- Latrodectus mactans (Tarkas)
- Laurocerasus (Deriker)
- Laurocerasus (Kent)
- Laurocerasus (Nash)
- Laurocerasus (Phatak)
- Lecithin (Tarkas)
- Lecitinum (Ivaniv)
- Ledum (Allen)
- Ledum (Clarke)
- Ledum (Hahnemann)
- Ledum (Nash)
- Ledum palustre (Allen)
- Ledum palustre (Deriker)
- Ledum palustre (Kent)
- Ledum palustre (Phatak)
- Ledum palustre (Vitko)
- Lemna minor (Clarke)
- Leonurus cardiaca (Clarke)
- Lepidium bonariense (Deriker)
- Lepidum (Clarke)
- Leprominium (Scase)
- Leptandra (Clarke)
- Leptandra (Nash)
- Leptandra (Phatak)
- Leptandra virginica (Deriker)
- Liatris spicata (Clarke)
- Light of Saturn (Maher)
- Lilac beauty (Le Roux)
- Lilium tigrinum (Allen)
- Lilium tigrinum (Borland)
- Lilium tigrinum (Clarke)
- Lilium tigrinum (Gibson)
- Lilium tigrinum (Kent)
- Lilium tigrinum (Nash)
- Lilium tigrinum (Phatak)
- Lilium tigrinum (Sankaran)
- Lilium tigrinum (Vitko)
- Lilium tigrinum (William H Burt)
- Limenitis bredowii californica (Sankaran)
- Limestone burren (Salunke)
- Limpet (Geoff Johnson)
- Limulus (Boericke)
- Limulus (Deriker)
- Limulus cyclops (Clarke)
- Limеstone burren (Rosenberg)
- Linaria (Clarke)
- Linaria (Deriker)
- Linum (Clarke)
- Linum (Deriker)
- Lithium (Joshi)
- Lithium carbonicum (Deriker)
- Lithium carbonicum (Phatak)
- Lithium carbonicum (Sankaran)
- Lithium carbonicum (Scholten)
- Lithium carbonicum (Shah)
- Lithium carbonicum (Vitko)
- Lithium fluoratum (Scholten)
- Lithium iodatum (Scholten)
- Lithium metallicum (Scholten)
- Lithium muriaticum (Gandhi)
- Lithium muriaticum (Gandhi)
- Lithium muriaticum (Scholten)
- Lithium muriaticum (Shah)
- Lithium phosphoricum (Scholten)
- Lithium phosphoricum (Shah)
- Lithium sulphuricum (Scholten)
- Lobelia inflata (Allen)
- Lobelia inflata (Boericke)
- Lobelia inflata (Deriker)
- Lobelia inflata (Phatak)
- Lobelia inflata (Vitko)
- Lobelia syphilithica (Tarkas)
- Lolium (Clarke)
- Lolium (Deriker)
- Lolium temulentum (Tarkas)
- Luesinum (Allen)
- Luesinum (Coulter)
- Luna (Clarke)
- Luna (Joshi)
- Luna (Vitko)
- Lupulus (Boericke)
- Lupulus (Clarke)
- Lupus (Sankaran)
- Lutetium fluoratum (Scholten)
- Lutetium metallicum (Scholten)
- Lutetium oxydatum (Scholten)
- Lux Jupiteris (Fatula)
- Lycopodium (Bailey)
- Lycopodium (Boger)
- Lycopodium (Borland)
- Lycopodium (Clarke)
- Lycopodium (Coulter)
- Lycopodium (Deriker)
- Lycopodium (Farrington)
- Lycopodium (Grandgeorge)
- Lycopodium (Guernsey)
- Lycopodium (Kent)
- Lycopodium (Nash)
- Lycopodium (Phatak)
- Lycopodium (Sankaran)
- Lycopodium (Vithoulkas)
- Lycopodium (William H Burt)
- Lycopodium clavatum (Vitko)
- Lycopus virginicus (Alex Leupen)
- Lycopus virginicus (Clarke)
- Lyssinum (Allen)
- Lyssinum (Sankaran)
- Lyssinum (Vitko)