TY - BOOK AU - Landsdell,K.A. TI - Weeds of South Africa T2 - Bulletin / Union of South Africa. Dept. of Agriculture PY - 1923///-1927 CY - Pretoria PB - The Government Printing and Stationery Office KW - Besondere Kulturverfahren KW - Flora S�udafrika N1 - Part 1 tr�agt keinen Titel; Parts 1-4 und weed no. 16: Sonderdruck aus: Journal of the Department of Agriculture, April 1921-Sept. 1926; Part 2, [Weed no. 1]; The Spear Thistle (Cnicus lanceolatus, L.), Order Compositae; Part 3, [Weed no. 6]; The Imbricate Cactus (Opuntia imbricata, Haw.), Order Cactaceae; Part 4, [Weed no. 11]; The Russian Tumble Weed (Salsola kali), Family Chenopodiaceae; Weed no. 16; The Khaki Weed (Alternanthera achyrantha, R. Br.), Family Amaranthaceae; Weed no. 17; The Dwarf Marigold (Schkuhria bonariensis, L.), Family Compositae; Weed no. 18; Stinkblaar (Datura spp.), Family Solanaceae; Weed no. 19; The Canada Thistle (Cirsium arvensis, Linn.), Family Compositae; Weed no. 20; The Mexican Poppy (Argemone Mexicana, L.), Family Papaveraceae; Weed no. 21; The Dooryard Knotweed (Polygonum aviculare, L.), Family Polygonaceae; Weed no. 22; The Galinsoga Weed (Galinsoga parviflora, L.), Family Compositae; Weed no. 23; Purslane (Portulaca oleracea, L.), Family Portulacaceae; Weed no. 24; The Field Speedwell (Veronica agrestis, L.), Family Scrophulariaceae ER -