Vegetative shoots. Key characteristics: shoots emerge from underground rhizomes in the early spring. Width of leaf and hairiness vary by species.
Flowering plant. Key characteristics: the plant is upright in its growth habit and produces yellow flowers.
Leaves. Key characteristics: alternate, lack petioles, have three main veins and leaf hair varies depending upon species.
Flower. All goldenrods have yellow flowers.
Seed (Solidago altissima). Seed have a feathery pappus attached and the length is approximately 2.0 mm (without the pappus).
Life cycle: perennial.