1938] SERVICE AND REGULATORY ANNOUNCEMENTS 1Q7 
Declared Weed Pests 
[Proclamation 6-P, gazetted September 19, 1935] 
The weed pests specified below shall be diseases of plants and their introduc- 
tion into Australia is prohibited. 
Aethusa cynapium L . Fool's parsley. 
Alhagi camelorum Fisch Carr.elthorn. 
Allium triquetrum L Angled onion. 
Alternanthera achyrantha R. Br. var. echinata Khaki weed. 
Ambrosia spp Ragweeds. 
Antholyza aethiopica L African corn flag. 
Arctium lappa L Burdock. 
Asperula orientalis Boiss & Hohen Oriental woodruff. 
Asphodelus fistulosus L Onion weed, asphodel. 
Atropa belladonna L Deadly nightshade. 
Bartsiatrixago L Pink bartsia. 
Bartsia viscosa L Sticky weed, tarweed. 
Bidens spp.. Beggarticks, bur-marigold. 
Brassica sinapistrum Boiss Charlock. 
Brassica tournefortii Gouan Wild turnip. 
Cartkamus spp Thistles? Safflower. 
Centauria spp Thistles? 
Cnicus spp. (including C. arvensis) Hoffm. Syn. Car- Thistles (including California thistle). 
duus arvensis, Cirsium arvense. 
Condrilla juncea L Skeletonweed. 
Chrysanthemum leucanthemum L Oxe ye daisy. 
Cicuta bulbtfera L Cowbane. 
Cicuta maculata L Waterhemlock or spotted hemlock. 
Cicuta virosa L Cowbane. 
Conium spp Hemlocks. 
Convolvulus arvensis L Bindweed. 
Cuscuta spp. Dodders. 
Cynara cardunculus L Cardoon. 
Datura spp Thorn apples. 
Dipsacus sylvestris Mill Teazle. 
Echinospermum spp ...■. Stickweeds. 
Euphorbia segetalis L Carnation weed. 
Euphorbia terracina L Carnation weed. 
Gilia (Navarreltia) squarrosa Hook and Aen California stinkweed. 
Guizotia abyssinica Cass Niger. 
Homeria collina Vent One-leaved Cape tulip. 
Homeria miniata Sweet Two-leaved Cape tulip. 
Hyoscyamus niger L Henbane. 
Hypericum androsaemum L Tutsan, sweet amber. 
Hypericum perforatum L St. Johnswort. 
Iva axillaris Pursh Poverty weed. 
Jatropha spp Barbados nut or physic nut. 
Lepidium draba L. Hoary cress. 
Lychnis spp. (Githago).. Corn cockles. 
Lycium chinense Mill A matrimony-vine. 
Lycium ferocissimum Miers Box thorns. 
Lycium horridum Thunb 
Melilotus indica All Hexham scent, a sweetclover. 
Myagrum perfoliatum L.. Musk weed. 
Onopordon spp Scotch thistles. 
Opuntia spp... Pricklypears. 
Oryza sativa var. rubribarbis Desv Red rice. 
Physalis lanceolata Mich Prairie groundcherry. 
Raphanus raphanistruin L Mild radish, white charlock. 
Rapistrum rugosum All Giant mustard. 
Ricinus communis L Castor-bean. 
Rosa rubiginosa L Sweetbriar. 
Romulea spp Onion weeds. 
Rubus fruticosus L Blackberry. 
Rubus laciniatus Willd Italian blackberry, cut-leaved blackberry. 
Salsola spp Roly-poly or tumbleweed. 
Saponaria vaccaria L. Cow soapwort, cowherb. 
Scolymus maculatus L._ Spotted thistle. 
Silene cucubalus Wibel Bladder campion. 
Silybum marianum Oaertn Variegated thistle, St. Mary's'thistle, holy thistle. 
Solanum rostratum Dun BufEaTo-bur. 
Solanum sodomeum L Apple of Sodom. 
Sonchus arvensis L Perennial sowthistle. 
Thlaspi arvense L._ Wild garlic, penny cress. 
Tribulus terrestris L Caltrops. 
Tussilago farfara L Coltsfoot. 
Xanthium spp Burs. 
