?Sp. Pl.  76, 1753?. Submitted.

?Bot. Beechey Voy. 403, 1840?. Submitted.

?Fl. Halens.  16, 1761?. Submitted.

?Syst. Veg., ed. 14 (J. A. Murray)  119, 1784?. Submitted.

?Sp. Pl.  77, 1753?. Submitted.

?Acta Phytotax. Geobot. 4: 58, 1935?. Submitted.

?Sp. Pl. (ed. 2)  114, 1762?. Submitted.

?Hort. Berol. [Link] 2: 281, 1833?. Submitted.

?Bot. Mag. 10: 21, 1790?. Submitted.

?Sp. Pl.  76, 1753?. Submitted.

?Sp. Pl.  77, 1753?. Submitted.

?Sp. Pl.  77, 1753?. Submitted.

?Symb. Bot. (Vahl) 2: 22, 1791?. Submitted.