Lupin is a name for members of Lupinus of the Fabaceae family. Some species as Garden Lupin (Lupinus polyphyllus) and hybrids as Rainbow Lupin (Lupinus x regalis) are common garden flowers. The rare Nootka Lupin (Lupinus nootkatensis) can be found in the wild.
Lupin is also a name of some fictional characters, for instance Lupin the 3rd, Arsène Lupin and Remus Lupin.

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