Landsdell, K. A. creator text sa Pretoria The Government Printing and Stationery Office 1923-1927 1923 1927 monographic eng

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Parts 1-4 ; weed no. 16-24. 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. by K.A. Landsdell. 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. Besondere Kulturverfahren Flora S�udafrika <Staat> CHVBK 050812 20180628122351.0 ocn729299084 ger