From Longman Dictionary of Contemporary Englishmallowmal‧low /ˈmæləʊ $ -oʊ/ noun [countable, uncountable] HBPa plant with pink or purple flowers → marshmallow
Examples from the Corpus
mallow• Leaves murmured, and foxglove and mallow nodded by the path; and a butterfly glinted past like a flake of amber.• The bank above it was a tangled slope of late-flowering mallow and campion, bright purple-pink in the long grass.• So Clarins created Eye Contour Gel with plant extracts from camomile, cornflower, marigold, soothing mallow and astringent witch-hazel.Origin mallow (1000-1100) Latin malva 