Malva parviflora |
Malva arborea |
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cheeseweed, alkali mallow, small-whorl mallow |
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Habit | Prostrate or spreading, annual or biennial herbs, the stems 2-6 dm. long, puberulent. | |
Leaves | Leaves palmately veined, with petioles up to twice as long as the blades; leaf blades cordate-reniform, 2-5 cm. long and slightly broader, shallowly 5-7 lobed, with fine teeth. |
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Flowers | Flowers in small clusters in the leaf axils, on long pedicels to sessile, white to pale lavender; calyx shallowly 5-lobed, about equaling the corolla; petals 5, clawed; filaments fused into a tube, the stamens freed from the tube single or in pairs; style branches stigmatic most of their length, not capitate; ovary superior, the carpels in a ring around a central axis. |
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Fruits | Carpels flattened and strongly cross-corrugated on the back. |
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Malva parviflora |
Malva arborea |
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Flowering time | March-August | |
Habitat | Roadsides, forest edge, fields, ditches, wastelots, and other disturbed open areas. | |
Distribution | Occurring west of the Cascades crest in lowland western Washington; British Columbia to California, east to the Great Plains, also in southeastern and northeastern North America.
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Origin | Introduced from Eurpoe | |
Conservation status | Not of concern | |
Sibling taxa | ||
Web links |
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