the blooming persicaria lapathifolia

achene annual apex august base black blooming blossom branch branched broadly brown centimeters color conical corolla covered crescent curved delarbre elliptical enclosed evergreen family flattened flower flowering food form fruiting genus glandular gradually grass height herb inflorescences july june lanceolate lapathifolia leaf leaves lobed meadow nature nodes outward ovate pale peduncle perennial perianth period persicaria petiole plant pointed polygonaceae polygonum prairie produce red september shape sheath shrub spike spots stem swollen tissue tree upright wedge-shaped white wildflower