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Natural Resources: Weeds

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Subject Scientific Name Images
blessed milkthistle Silybum marianum 6
bramble leaf rust Phragmidium violaceum 1
bull thistle Cirsium vulgare 2
Canada thistle stem gall fly Urophora cardui 1
common St. Johnswort Hypericum perforatum 1
diffuse knapweed Centaurea diffusa 1
giant reed Arundo donax 1
gorse Ulex europaeus 5
Italian plumeless thistle Carduus pycnocephalus 4
meadow knapweed Centaurea moncktonii 4
Mediterranean sage Salvia aethiopis 5
poison-hemlock Conium maculatum 2
puncturevine Tribulus terrestris 2
purple loosestrife Lythrum salicaria 7
ragwort seed fly Botanophila seneciella 1
Russian knapweed Rhaponticum repens 2
Scotch broom Cytisus scoparius 8
Scotch thistle Onopordum acanthium 2
slenderflower thistle Carduus tenuiflorus 1
tansy ragwort Senecio jacobaea 3

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