Alberta Invasive Plant Identification Guide

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Bindweed, Field Convolvulus arvensis, Convolvulaceae (Morning Glory Family) Category: Noxious • Life cycle: Perennial. • Root: Taproot with lateral creeping roots. • Leaves: Dark green, arrow head shaped with sharp pointed lobes are alternate and grow on one side of the stem. • Stems: Up to 1.5m long, growing horizontally or climbing, often has a Ron Bartholow, Wheatland County twist. • Flower: 2.5cm in diameter, tubular or bell-shaped, and white to pinkish. Two bracts on stem below flower. • Seed/Fruit: Four seeds per fruit, small round. • Toxic: Horses. • Control: Chemical, hand pick. 54 AIPC Fact sheet http://www.invasiveplants.ab.ca/Downloads/FS-FieldBindweed.pdf Sarah Schumacher, Wheatland County Sarah Schumacher, Wheatland County Sarah Schumacher, Wheatland County Sarah Schumacher, Wheatland County
Blueweed Echium vulgare, Boraginaceae (Borage Family) Category: Noxious Linda Harrison • Information: Introduced from Africa as an ornamental, also known as Viper’s Bugloss, in- creases in overgrazed pastures. • Life cycle: Biennial. • Root: Black taproot with fibrous lateral roots. • Leaves: Basal leaves are narrow, 1-15cm long, stalked. Stem leaves are alternate, smaller and stalkless near apex, all leaves covered with stiff hairs. • Stems: Up to 90cm tall, covered with short hairs and scattered long, stiff hairs which often have swollen dark bases that form flecks. • Flower: Numerous flowers 1-2cm long arranged on upper side of short stems that elongate after flowering. Buds are reddish purple, becoming bright blue upon flowering. Petals fused at base into a short tube that flares. • Seed/Fruit: Nutlets are clustered in groups of four, greyish brown, angular, roughened, and wrinkled. • Toxic: Horses, sheep. • Control: Hand pick, control in rosette stage. AIPC Fact sheet http://www.invasiveplants.ab.ca/Downloads/FS-Blueweed.pdf 55 <strong>Alberta</strong> Sustainable Resource Development Wheatland County Linda Harrison
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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: Bellflower, Creeping Campanula rapu
Page 57 and 58: Brome, Japanese Bromus japonicas, P
Page 59 and 60: Buttercup, Tall Ranunculus acris, R
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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