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- Laboratoire de cryptogamie (Muséum national d'histoire naturelle)
- Laboratoire de cryptogamie, Paris
- Laboratoire de phanérogamie (Muséum national d'histoire naturelle)
- Laboratoire de phanérogamie, Paris
- Laboratoire de Zoologie maritime de Wimereux-Ambleteuse.
- Laboratoire Des Réptiles Et Amphibiens, Paris
- Laboratoire Des Reptiles Et Amphibiens, Uln
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- Lacona Gladiolus Gardens.
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- Ladies' silk culture society of California.
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- Lafargue, Françoise
- Lafargue, Pierre-Paulin-Théodore 1803-1871
- LaFayette Nurseries (LaFayette, Ind.)
- LaFayette Nursery (LaFayette, Ga.)
- Lafayette Nursery Co.
- Lafayette Nursery Company (Lafayette, Or.)