1. Batten A (1986) Flowers of southern Africa. Frandsen, Sandton
2. Bellet P, Gaignault J-C (1985) Gloriosa superba as a source of colchicine substances. Ann Pharm Fr 43: 345–347
3. Brossi A, Kerekes P (1984) US Patent Applied. 601, 314. Chem Abstr 103: 6576
4. Brundell DJ, Reyngoud JL (1985) Observations on the development and culture of Sandersonia. Acta Hortic 177: 439–447
5. Dahlgren RMT, Clifford HT, Yeo PF (1985) The families of the monocotyledons. Springer, Berlin Heidelberg New York