Alberta Invasive Plant Identification Guide
Alberta Invasive Plant Identification Guide
Alberta Invasive Plant Identification Guide
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Rush Skeletonweed<br />
Chondrilla juncea, Asteraceae (Sunflower Family)<br />
Category: Prohibited Noxious<br />
Photo courtesy of Weeds of the West) http://mtwow.org/rush-skeletonweed.html<br />
Steve Hurst. Provided by ARS Systematic Botany and Mycology Laboratory. Tony Rodd http://www.flickr.com/photos/tony_rodd/2596869577/<br />
• Information: Native to Europe, Asia, Africa, other names include Gum<br />
Succory, Devils Grass and Nakedweed.<br />
•Life cycle: Perennial.<br />
•Root: Taproot.<br />
•Leaves: Sharp, deeply toothed rosette leaves wither as the stem grows.<br />
Occasional narrow leaves on stem.<br />
•Stems: Downward bent, reddish, coarse hairs on the lower 10-15cm of<br />
green stems.<br />
•Flower: Yellow flower heads 5mm in diameter are scattered on the stems<br />
and branch tips. Flowers single or clusters of two to five.<br />
•Seed/Fruit: Light brown to black, ribbed, and with white bristles.<br />
•Control: Cultivation is not recommended because of the root’s ability to<br />
re-grow from small sections.<br />
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Montana State University <strong>Invasive</strong> <strong>Plant</strong> <strong>Identification</strong> <strong>Guide</strong> x 2<br />
Montana State University <strong>Invasive</strong> <strong>Plant</strong> <strong>Identification</strong> <strong>Guide</strong>
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