Alberta Invasive Plant Identification Guide

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Burdock, great - Arctium lappa, Burdock, lesser - Arctium minus Burdock, woolly - Arctium tomentosum, Asteraceae (Sunflower Family) Category: Noxious • Information: Introduced from Europe, can be found in disturbed areas. • Life Cycle: Biennial; basal leaves in the first year of growth, flowers in the second. • Root: Taproot. Sarah Schumacher, Wheatland County • Leaves: Large leaves, heart shaped, woolly underneath, larger leaves are closer to the ground, alternately arranged on the stem. • Stems: Plant can be as large as 3m tall, stems are thick and hollow. • Flower: Clusters of purple-pink flowers, flowers have hooked bracts. • Seed/Fruits: Large seed pods with hooks attach themselves to clothing and fur, a mature plant can produce from 6,000 to 16,000 seeds. • Control: Control in the rosette stage (first years growth). 58 AIPC Fact sheet http://www.invasiveplants.ab.ca/Downloads/FS-CommonBurdock.pdf Sarah Schumacher, Wheatland County Sarah Schumacher, Wheatland County Sarah Schumacher, Wheatland County Wheatland County
Buttercup, Tall Ranunculus acris, Ranunculaceae (Buttercup Family) Category: Noxious • Information: Introduced from Europe, often found in moist pastures. • Life cycle: Creeping perennial. • Root: Hairy, fibrous, rhizomatous. • Leaves: Hairy leaves are deeply lobed (nearly to the base) into three to five segments with each segment lobed again. Leaves decrease in size toward the top of the plant, uppermost leaves have three to four narrow segments. • Stems: Up to 100cm tall, branched and hairy. • Flower: Glossy yellow flowers in clusters, up to 3cm in diameter with greenish center. • Seed/Fruit: Disc-shaped, reddish brown with short hook. •Toxic: Horses, cattle, sheep, goats •Control: Chemical. Montana State University Invasive Plant Identification Guide 59 AIPC Fact sheet http://www.invasiveplants.ab.ca/Downloads/FS-TallButtercup.pdf Montana State University Invasive Plant Identification Guide Sarah Schumacher Sarah Schumacher, Wheatland County Montana State University Invasive Plant Identification Guide
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Alberta Invasive Plant Identificati
Page 3 and 4:
Alberta Invasive Plant Identificati
Page 5 and 6:
Alberta Weed Control Act Legislatio
Page 7 and 8: White Flowers Scentless Chamomile P
Page 9 and 10: Yellow Flowers Hawkweed spp. Pg. 24
Page 11 and 12: Prohibited Noxious Weeds Prohibited
Page 13 and 14: Balsam, Himalayan Impatiens glandul
Page 15 and 16: http://commons.wikimedia.org/wiki/F
Page 17 and 18: Montana State University Invasive P
Page 21 and 22: Flowering Rush Butomus umbellatus,
Page 23 and 24: USDA APHIS PPQ Archive, USDA APHIS
Page 25 and 26: Michael Shephard, USDA Forest Servi
Page 27 and 28: Donna R. Ellis, University of Conne
Page 29 and 30: Knapweed, Bighead Centaurea macroce
Page 35 and 36: knapweed, Squarrose Centaurea virga
Page 37 and 38: Knotweed Complex Fallopia spp./ Pol
Page 39 and 40: Steve Dewey, Utah State University,
Page 41 and 42: Puncturevine Tribulus terrestris, Z
Page 43 and 44: Rush Skeletonweed Chondrilla juncea
Page 45 and 46: Saltlover Halogeton glomeratus, Che
Page 47 and 48: Starthistle, Yellow Centaurea solst
Page 49 and 50: Thistle, Nodding Carduus nutans, As
Page 51 and 52: Noxious Weeds Noxious Weeds have th
Page 53 and 54: Bellflower, Creeping Campanula rapu
Page 55 and 56: Blueweed Echium vulgare, Boraginace
Page 57: Brome, Japanese Bromus japonicas, P
Page 61 and 62: Clematis, Yellow Clematis tangutica
Page 63 and 64: Oxeye Daisy Leucanthemum vulgare, A
Page 65 and 66: Henbane, Black Hyoscyamus niger, So
Page 67 and 68: Hound’s‑Tongue Cynoglossum offi
Page 69 and 70: Life cycle: Perennial. Root: Deep
Page 71 and 72: Sow thistle, Perennial Sonchus arve
Page 73 and 74: Tansy, Common Tanacetum vulgare, As
Page 75 and 76: Toadflax, Dalmatian Linaria dalmati
Page 77 and 78: Glossary adventitious roots Roots a
Page 79 and 80: Weed Websites Alberta Invasive Plan
Page 81: Produced by Wheatland County For mo
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Alberta Invasive Plant Identification Guide

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