Rumex acetosella is a perennial herb that can reach 1.6 ft. (0.5 m) in height.
Foliage
Leaves are alternate, petiolate, glabrous, entire, 3-lobed, up to 1.2 in. (3 cm) long and occur in a basal rosette.
Flowers
Flowering occurs from March to November, when yellowish-green flowers (male) or reddish (female) flowers develop in clusters of a branched inflorescence at the apex of the stem. Flowers are typically drooping and have 3 petals and 3 sepals, each less than 0.04-0.06 in. (1-1.5 mm) long.
Fruit
Fruits are red achenes.
Ecological Threat
Rumex acetosella is native to Europe and occurs along roadsides and other disturbed areas.
Fruit(s) Mature fruit wrapped in perianth and with pedicel still attached.
D. Walters and C. Southwick, USDA, Bugwood.org Additional Resolutions & Image Usage