The day before the examination Lupinus was alone in his room.

Joseph Fredersdorf was at home, and received Lupinus with astonished delight.

Be faithful to me, Lupinus, as I shall be to you.

We may infer from the fact of several plants (Tropaeolum, Lupinus, etc.)

I was considered a good-for-nothing, and Lupinus is a miracle of knowledge and learning.