First true leaves are ovate and simple with a wavy edge and petioles. First leaves have purple undersides. May look like redroot pigweed when very small, but does not have notch at leaf tip as redroot pigweed does. To top Grass Key Top of page 19. Cotyledons are smooth, waxy and lanceolate and may be protruding from the bur.
True leaves are alternate and triangular to ovate with a rough, sandpapery feel.
To top Grass Key Top of page 20. Cotyledons smooth and lanceolate. Hypocotyl is often hairy. True leaves are smooth and alternate with petioles. Seedling has an unpleasant odor when crushed.