|  | OTHER NAMES: Absinthe, Madderwort, Warmat, Varmit, Wormwood. |
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| | OTHER NAMES:Maiden's breath, tall gypsophyll |
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| | OTHER NAMES: Neslia, yellow weed. |
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OTHER NAMES: Cow-bell, rattleweed.
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OTHER NAMES: Stickseed, Stickweed.
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| | OTHER NAMES: Creeping thistle, field thistle |
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| | OTHER NAMES: Bedstraw, white hedge, cleaver-wort, cathweed, scarth-grass, grip-grass. |
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| | OTHER NAMES: Bardane, lesser burdock, wild burdock, wild rhubarb, beggar's button. |
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| | Annual or winter annual spreading by seed and by the stems rooting at the nodes. |
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| | Annual, winter annual or possibly biennial which reproduces only by seed. |
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| | OTHER NAMES:Devil's-gut, pickpurse, sandweed. |
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| | OTHER NAMES: China cockle, cow-herb |
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| | OTHER NAMES: Blow Ball, Faceclock. |
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| | Biennial to short-lived perennial reproducing by seeds. Once established it competes strongly with desirable forage grasses. |
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| | OTHER NAMES: European bindweed, small-flowered morning glory, creeping jenny. |
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| | Grayish-green annual or winter annual |
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| | OTHER NAMES: Cockspur grass, summer grass, water grass |
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| | Downy brome is an annual grass that typically germinates in the fall and overwinters as a small seedling. Plants resume growth early in the spring. |
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| | OTHER NAMES: Wild barley, skunk-grass, squirrel-tail, foxtail |
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| | OTHER NAMES: Bottle grass, green bristle grass, wild millet, pigeon grass. |
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| | Persian darnel is an annual grass that is becoming a troublesome weed for many farmers in Western Canada. |
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| | OTHER NAMES: Twitch, quitch, scutch, quick or couch grass. |
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| | OTHER NAMES: Oat Grass, poor oats and wheat oats. |
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| | OTHER NAMES: Dog nettle, bee nettle, flowering nettle, wild hemp, ironweed. |
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| | DESCRIPTION: Annual or biennial spreading by seed. |
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| | OTHER NAMES: Perennial pepper-grass, white-top, white-weed |
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| | OTHER NAMES: Fireweed, Mexican burning bush, Mexican fireweed, Summer Cypress. |
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| | OTHER NAMES: Fat-hen, pigweed, white goosefoot. |
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| | Perennial, spreading by seeds but also has persistent vertical and horizontal underground rootstocks on which shoot buds are produced, all part of the plant containing a milky juice. |
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| | Annual or winter annual with milky juice. |
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| | Annual or winter annual; reproduces by seed. |
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| | OTHER NAMES: Musk thistle, Plumeless thistle. |
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| | OTHER NAMES: Creeping sow-thistle, field sow-thistle |
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| | OTHER NAMES:Pursley, pussley, wild portulaca, duckweed. |
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| | OTHER NAMES:Redroot, green amaranth, rough pigweed, green pigweed. |
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| | Perennial, forming dense patches, spreading by seeds and creeping horizontal roots. |
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| | OTHER NAMES: Russian cactus, Russian tumbleweed. The scientific name Salsola kali var tenuifoila also applied to this plant. |
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| | OTHER NAMES: False chamomile |
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| | OTHER NAMES: Shepherd's pouch, St. James weed, pepper plant, mother's heart. |
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| | Short-lived, tap-rooted perennial reproducing only by seeds. |
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| | OTHER NAMES: Fanweed, pennycress, frenchweed. |
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| | Annual, spreading by seeds. |
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| | OTHER NAMES: Butter-and-eggs, wild snapdragon, yellow toadflax |
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| | Perennial, spreading by seeds. |
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| | OTHER NAMES: Cowbane, poison parsnip, wild parsnip, snake root, snakeweed, spotted hemlock, poison hemlock. |
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| | OTHER NAMES: Evening lychnis, white campion. |
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| | OTHER NAMES: Black bindweed, climbing bindweed and corn bindweed. |
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