Herbs perennial. Stems erect, large, to ca. 100 cm tall, glabrous; branches spreading. Petiole short or nearly absent; leaf blade ovate or ovate-lanceolate, 6-10 × 2.5-5 cm, both surfaces pilose, base cuneate or broadly cuneate, margin entire or slightly undulate, densely ciliate; ocrea tubular, membranous, pilose, dehiscent. Inflorescence paniculate, spreading; rachis and branches glabrous; bracts ovate-triangular, apex acuminate, each 2-or 3-flowered. Pedicels erect, equaling bracts, ca. 2 mm, glabrous, apex articulate. Perianth white, 5-parted; tepals elliptic, ca. 2 mm. Stamens 8, included. Styles 3; stigmas capitate. Achenes distinctly exceeding persistent perianth, usually erect, brown, shiny, oblong, trigonous, 4-5 mm. Fl. Jun-Jul, fr. Aug-Sep.