. Common weeds of the Canadian Prairies;. Weeds. Madia glomerata Hook. TARWEED A strong, sticky, scented annual 8 to 20 inches high, with glandular hairy stem and leaves. Leaves alternate, linear, entire, 1 to 3 inches long. Flower heads in terminal and axillary crowded clusters. Heads i inch high and i inch wide with 1 to 5 small, yellow ray florets, often none, usually hidden in the glan- dular-hairy, sticky bracts. Sometimes found in slough margins or in moist open spots in Malva rotundifolia L. ROUND-LEAVED MALLOW A branched, prostrate annual or biennial. Leaves I to 2i inches


. Common weeds of the Canadian Prairies;. Weeds. Madia glomerata Hook. TARWEED A strong, sticky, scented annual 8 to 20 inches high, with glandular hairy stem and leaves. Leaves alternate, linear, entire, 1 to 3 inches long. Flower heads in terminal and axillary crowded clusters. Heads i inch high and i inch wide with 1 to 5 small, yellow ray florets, often none, usually hidden in the glan- dular-hairy, sticky bracts. Sometimes found in slough margins or in moist open spots in Malva rotundifolia L. ROUND-LEAVED MALLOW A branched, prostrate annual or biennial. Leaves I to 2i inches across, roughly kidney- shaped and wavy-margined. Flowers pale-lilac, i inch across, sepals as long as petals. Fruit a series of small capsules in a circle. Introduced, becoming very common on roadsides and waste lands. Malvastrum coccineum (Pursh) A. Gray SCARLET MALLOW. Please note that these images are extracted from scanned page images that may have been digitally enhanced for readability - coloration and appearance of these illustrations may not perfectly resemble the original Canada. Dept. of Agriculture. Research Branch. Ottawa, Queen's Printer


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