(L. ) Comes, ?Atti Real Ist. Incoragg. Sci. Nat. Napoli (ser. 5) 1(1): 53. 1899?, 1899.

(V. ) Comes, Comes,, Comes, (L. ), Comes,, and Comes, (L. ), ?Monographie du Genre Nicotiana 1899?, 1899.