Sheep Sorrel - Rumex acetosella
Other Names:
Common Sheep Sorrel, Sheep-sorrel, Red Sorrel, Field Sorrel
Glabrous, dioecious, rhizomatous perennial. Stems simple, erect, 8–50 cm. Leaf blades lanceolate to commonly hastate, 1–6 cm long. Inflorescence a panicle of separate clusters of 5 to 8 flowers. Flowers reddish, unisexual; outer tepals 1 mm long. Fruit ca. 2 mm long; inner tepals ovate without a callosity; the pedicel jointed next to the flower. Achene brown, ca. 1 mm long (
Lesica et al. 2012. Manual of Montana Vascular Plants. BRIT Press. Fort Worth, TX).
Often disturbed soil of grasslands, pastures, open forest, often along trails, roads with introduced weeds; valleys to subalpine (
Lesica et al. 2012. Manual of Montana Vascular Plants. BRIT Press. Fort Worth, TX).