Hort. and ex ex Vilm., H. H. V., ?Vilm. Blumengärtn., ed. 3. 1: 735, in syn. 1895?, 1895.

Hort., ?Vilm. Blumengärtn., ed. 3. 1: 738, in syn. 1895?, 1895.

Hort., ?Vilm. Blumengärtn., ed. 3. 1: 728, in syn. 1895?, 1895.