(L. ) Endl., Dulac,, Endl., (L. ), and Dulac, ?Delic. Gallo-Belg. i. 122 (1768).?.

Triana, Triana,, and Dulac, ?Fl. Hautes-Pyrénées 444. 1867?, 1867.

Dulac and Dulac, ?Fl. Pedem. i. 280 (1849).?.

Lour., Dulac,, Lour.,, and Dulac, ?Sp. Pl. 1: 179.?, 1753.