Authors: DREYER LL VANWYK AE

Citation: Ll. Dreyer et Ae. Vanwyk, OXALIDACEAE - TAXONOMIC DELIMITATION OF OXALIS-ENGLERIANA, Bothalia, 28(1), 1998, pp. 65-65

Authors: DREYER LL LEISTNER OA BURGOYNE P SMITH GF

Citation: Ll. Dreyer et al., SARCOCAULON - GENUS OR SECTION OF MONSONIA (GERANIACEAE), South African journal of botany, 63(4), 1997, pp. 240-240

Authors: DREYER LL MARAIS EM VANDERWALT JJA

Citation: Ll. Dreyer et al., A SUBSPECIFIC DIVISION OF PELARGONIUM RENIFORME CURT (GERANIACEAE), South African journal of botany, 61(6), 1995, pp. 325-330