Alberta Invasive Plant Identification Guide

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Mullein, Common Verbascum Thapsus, Scropulariaceae (Snapdragon Family) Category: Noxious Sarah Schumacher, Wheatland County • Information: Introduced from Europe as a medicinal plant. Also known as Candlestick plant, Velvet Dock. Is a weed of disturbed areas, roadsides gravel pits and railway lines. Known as “cowboy toilet paper”. • Life Cycle: Biennial, rosette in the first year of growth, flowers in the second. • Root: Deep taproot. • Leaves: Large leaves, very woolly, oppositely arranged on the stem, larger leaves at the base of the plant, smaller towards the top. • Stems: Up to 2.5 m tall, woolly. • Flower: Dense spike, yellow flowers, 5 petals. • Seed/Fruits: Each plant can produce over 180,000 - 300, 000 small seeds, capsule, hairy, long term viability (100 years). • Toxicity: Has been used as a piscicide (control of fish) • Control: Hand pick, chemical. Sarah Schumacher, Wheatland County Sarah Schumacher, Wheatland County 68 Sarah Schumacher, Wheatland County Sarah Schumacher, Wheatland County
Life cycle: Perennial. Root: Deep spreading roots. Leaves: Bright green to gray green, broadest at base and tapering to pointed tip, with prominent whitish mid-vein. Basal leaves are up to 40cm long and 10cm wide with long stalks, covered with a waxy layer. Stem leaves smaller with smaller stalks, alternate, and do not clasp stem. Pepper‑grass, broad‑leaved Lepidium latifolium, Brassicaeae (Mustard Family) Category: Noxious Stems: 30-90cm tall but can be up to 1.5m tall. Flower: Small, less than 1cm wide with four white petals, and are borne in dense, rounded clusters on terminal branches. Seed/Fruit: Flat, rounded, slightly hairy, 2-3mm long, reddish brown capsule contains two tiny seeds. Sarah Schumacher, Wheatland County Sarah Schumacher, Wheatland County 69 Montana State University Invasive Plant Identification Guide Sarah Schumacher, Wheatland County
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Alberta Invasive Plant Identificati
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Alberta Invasive Plant Identificati
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Alberta Weed Control Act Legislatio
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White Flowers Scentless Chamomile P
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Yellow Flowers Hawkweed spp. Pg. 24
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Prohibited Noxious Weeds Prohibited
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Balsam, Himalayan Impatiens glandul
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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 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: Hound’s‑Tongue Cynoglossum offi
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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