marsh mallow(redirected from Althea officinalis)
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Related to Althea officinalis: Marshmallow root
common name for members of the Malvaceae, a family of herbs and shrubs distributed over most of the world and especially abundant in the American tropics. Tropical species sometimes grow as small trees.
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1. a malvaceous plant, Althaea officinalis, that grows in salt marshes and has pale pink flowers. The roots yield a mucilage formerly used to make marshmallows
2. US and Canadian another name for rose mallow
Collins Discovery Encyclopedia, 1st edition © HarperCollins Publishers 2005