Ontario Weeds: Common mallow
Excerpt from Publication 505, Ontario Weeds,
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Table of Contents
- Other Names
- General Description
- Stems and Roots
- Flowers and Fruit
- Similar Species
- Related Links
Name: Common mallow, Malva neglecta
Other Names: mauve négligée, Cheeses, Garden mallow, Round-leaved mallow, amours
Family: Mallow Family (Malvaceae)
General Description: Annual, biennial or short-lived perennial, reproducing only by seed.
Common mallow. A. Seedling. B.Base of flowering stem.
D. Fruit (ring of "seeds").
Leaves: Leaves alternate (1 per node), long-stalked; blades rounded or kidney-shaped with a deep heart-shaped base, shallowly lobed and toothed; stipules green to purplish or brownish, triangular, 2.5-6mm (1/10-1/4in.) long.
Flowers & Fruit: Flowers in axils of leaves; sepals 5, in a ring; petals 5, white to pinkish or lilac, 1-1.5cm (2/5-3/5in.) across and with a column of stamens in the centre covering the pistil; fruit a circle of about 12 to 14 dry sections ("seeds"), each section having flat sides but being rounded on its back, very finely hairy, and containing 1 dark brown seed. Flowers from June to late autumn.
Habitat: Common mallow occurs throughout most of Ontario and is a very frequent weed in lawns, gardens, barnyards, roadsides, waste places and occasionally in cultivated fields.
Similar Species: It is distinguished by its low stature, its rounded to kidney-shaped leaves, its flowers 1-1.5cm (2/5-3/5in.) across witha central column of stamens and the individual sections in the ring of fruits rounded and not prominently veined.
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