. Farm weeds of Canada . LESSER BURDOCK (Arcrium Lappa /...,/ Plate 28. COMMON RAGWORTOR STINKING WILLIE PLATE 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,
. Farm weeds of Canada . LESSER BURDOCK (Arcrium Lappa /...,/ Plate 28. COMMON RAGWORTOR STINKING WILLIE PLATE 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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Keywords: ., bookcentury1900, bookdecade1900, booksubjectbotany, bookyear1906
