108 BUREAU OF ENTOMOLOGY AND PLANT QUAKANTINE [July-Sept 
Declaeed Weed Pests 
[Proclamation 7P, gazetted September 19, 1936] 
TOLEEANCE OF WEED SEEDS 
The weed pests specified below are declared to be diseases affecting plants: 
The introduction of their seeds into Australia is prohibited if the proportion- 
ate amount of seed of any pest in any sample when mixed with other seeds 
shall exceed the proportion specified below, calculated on the following basis : 
(a) In the case of oats, barley, wheat, buckwheat, vetches, and other seeds of 
similar or larger size, the number of weed seeds allowed in 1 pound weight 
(avoirdupois) of such seed crop shall be as prescribed in the list; (&) In the 
case of seeds other than those mentioned in (a), the number of seeds allowed 
in 1 ounce (avoirdupois) of such seed, shall be as prescribed in the list. 
Acacia armata R. Br . Prickly acacia, Kangaroo thorn.. 20 
Acaena ovina A. Cunn Sheep bur, New Zealand bur 20 
Allium rotundum L Garlic 10 
Amaranthus (albas L.) graecizans L Common tumbleweed 50 
Amaranthus paniculatus L Panicled amaranth ._ 50 
Ammi sp'p. = Ptilimnium capillaceum (Michx.) Bishop's weed ._ 10 
Hollick. 
Amsinckia spp--- Yellow bur weeds 10 
Anagallis arvensis L Pimpernel 200 
Anthemis cotula L .. Stinking mayweed or fetid camomile, dogfennel 10 
Anthemis nobilis L Common camomile 10 
Argenone mexicana L Mexican poppy, pricklepoppy 50 
Aster subulatus Mich Bush starwort 10 
Astragalus mollissimus Torr Woolly locoweed 10 
Atriplex patula L . Spreading saltbush 50 
Avena barbata Brot Slender oat 50 
Arena fatua L Wild or black oat 50 
Bartschia (Bartsia) all other species Sticky weeds 50 
Bassia quinquecuspis Roly-poly 100 
Brassica (all other weed species).. 20 
Bulbine semibarbata Haw Leek lily 10 
Bupleurum protractum HofEm. and Link Hare's ear 20 
Bupleurum semkompositum L Dwarf hare's ear 20 
Calandrinia caulescens H. B. K Purple Calandrinia 20 
Calendula arvensis L Wild marigold 20 
Calycotome spinosa Link Spiny broom 20 
Camelina sativa Crantz Falseflax 10 
Carduus pycnocephalus L Slender thistle . 10 
Carex spp Sedges 300 
Cassinia arcuata R. Br Chinese shrub 20 
Caucalis nodosa Scop Knotted hedge parsley 50 
Cenchrus spp 5 
Chenopodium album L Fat hen 200 
Chenopodium mar ale L Nettle-leaved goosefoot 200 
Chenopodium vulvaria L Stinking goosefoot „ 50 
Cichorium intybus L Chicory 50 
Cirsium lanceolatum L. (syn. Carduus lanceolatus) . Common thistle, spear thistle, black thistle 10 
Convolvulus spp. (except C. arvensis) Bindweeds 10 
Crepis virens L Smooth hawksbeard 10 
Crotalaria sagittalis L Rattlebox 10 
Cucumis myriocarpus Naud Paddy melon 5 
Cyperus rotundus L Nutgrass 5 
Cytisus canariensis Steud Cape broom 50 
Cytisus scoparius Link English broom 50 
Digitaria sanguinale Scop Crabgrass, summer grass 100 
JDiodia teres Walt Rough buttonweed or poverty weed. 10 
Diplotaxis muralis DC Sand rocket 100 
Diplotaxis tenuifolia DC Wall rocket 100 
Echium spp Bugloss 5 
Eichornia speciosa Kunth Water-hyacinth 10 
Emex australis Steinh Spiny emex _ 5 
Eragrostis cilianensis (All.) Link Stinkerass 200 
Erechtites valerianaefolia DC Brazilian fireweed 20 
Erigeron canadensis L Canada fleabane 100 
Erigeronlinifoiius Willd Flax-leaved fleabane 100 
Erodium cicutarium L'Herit Crowfoot, alfilaria, pin clover 100 
Erodium moschatum L'Herit Musky crowfoot, filaree, musk clover... 100 
Erophila vulgaris DC Common rocket 50 
Eruca sativa Mill Rocket 20 
Erysimum cheiranthoides L Treacle mustard 10 
Erysimum fepandum L Mustard 10 
Euphorbia helioscopia L... Sun spurge 20 
Euphorbia peplus L Petty spurge 50 
Foeniculum vulgare Hill Fennel 10 
Fumaria officinalis L Fumitory 50 
Fumaria parviflora Lam Small-flowered fumitory..., 50 
Galinsoga parviflora Cav Potato weed ' 50 
Galium aparine L Cleavers 50 
