?Methodus (Moench) 666, 1794?. Submitted.

?Autik. Bot. 97, 1840?. Submitted.

?Amer. Monthly Mag. & Crit. Rev. 2: 119, 1817?. Submitted.

?Botaniste 54: 153, 1971?. Submitted.

?Syn. Pl. Succ.  162, 1812?. Submitted.

?Sp. Pl.  455, 1753?. Submitted.