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Alberta Invasive Plant Identification Guide

Alberta Invasive Plant Identification Guide

Alberta Invasive Plant Identification Guide

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Life cycle: Perennial.<br />

Root: Deep spreading roots.<br />

Leaves: Bright green to gray green, broadest at base and tapering to<br />

pointed tip, with prominent whitish mid-vein. Basal leaves are up to<br />

40cm long and 10cm wide with long stalks, covered with a waxy layer.<br />

Stem leaves smaller with smaller stalks, alternate, and do not clasp<br />

stem.<br />

Pepper‑grass, broad‑leaved<br />

Lepidium latifolium, Brassicaeae (Mustard Family)<br />

Category: Noxious<br />

Stems: 30-90cm tall but can be up to 1.5m tall.<br />

Flower: Small, less than 1cm wide with four white petals, and are borne<br />

in dense, rounded clusters on terminal branches.<br />

Seed/Fruit: Flat, rounded, slightly hairy, 2-3mm long, reddish brown<br />

capsule contains two tiny seeds.<br />

Sarah Schumacher, Wheatland County<br />

Sarah Schumacher, Wheatland County<br />

69<br />

Montana State University <strong>Invasive</strong> <strong>Plant</strong> <strong>Identification</strong> <strong>Guide</strong><br />

Sarah Schumacher, Wheatland County

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