Identifier: farmweedsofcana00clar (find matches)
Title: Farm weeds of Canada
Year: 1906 (1900s)
Authors: Clark, George Harold, 1872- Fletcher, James, 1852-1908 Criddle, Norman Canada. Dept. of Agriculture
Subjects: Weeds Weeds Botany
Publisher: Ottawa : Published by direction of the Minister of Agriculture
Contributing Library: ASC - York University Libraries
Digitizing Sponsor: Ontario Council of University Libraries and Member Libraries

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LESSER BURDOCK (Arcrium Lappa /...,/ noinus.w.// Plate 28
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COMMON RAGWORTOR STINKING WILLIE PLATE 28.COMMON RAGWORT. Senecio )acob<sa, L. Other English names: Stinking Willie, Baughlan, Tansy Ragwort,Staggerwort, St. Jamess-wort. Introduced. Perennial, shallow-rooted and short-lived. Eootstocks few,short and thick from the base of the stem; under cultivation many plantsafter flowering the second jear die without making any oifsets. Stem stiS,erect, grooved, 2 to 3 feet; much branched above, forming a flat-topped densecompound corjmb. Eoot leaves 6 to S inches long, petioled. Stem leavessessile, embracing the stem; all leaves dark green, deeply twice-pinnatifid,the segments crowded and overlapping, crisped and waved. Flower headsnumerous, erect and flat, golden yellow and very showj-, ; inch across. Seeds(Plate 53, fig. 20—natural size and enlarged 8 times) creamy white, oblong,excavated at the top, with a small central point, deeply grooved along thesides; those of the disk with short bristles and almost straig

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