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Annual or short-lived perennial, 0.1-0.6 m high. Leaves variable, lanceolate to ovate or obovate. Inflorescences extra-axillary, 5-25-flowered cymes. Flowers with pedicels up to 7 mm long; whitish. Perianth segments 5, broadly ovate with whitish, membranous margins. Stamens 5 or 7; filaments broadened below, inserted on hypogynous disc. Staminodes present. Flowering time Nov.-Jan. Mericarps 2-5 mm in diam., surface with a network of ridges forming a honeycomb pattern, ± elevated into small projections at the angles; 2-auriculate.
Leaves alternate, petiolate; laminas 5–63 × 2–4 mm., viscid, linear-lanceolate, lanceolate, oblanceolate-spathulate, ovate, obovate, broadly obovate or almost circular, entire, retuse, rounded or obtuse, sometimes mucronulate and more or less cuneate at base; petiole 2–8 mm. long.
An annual herb. It grows 30-60 cm high. It is sticky. The leaves are alternate and oval. They are 6 cm long. The flowers are in clusters. They are white. There are some varieties that vary in the shape of the leaves.
Mericarps 2–5 mm. in diameter, the surface with a network of ridges forming a honeycomb pattern, more or less prominently elevated into small projections at the angles and with 2 auricles at base.
A viscid glandular-hairy annual or short-lived perennial herb up to 60 cm. tall, with diffuse, prostrate, procumbent to ascending stems.
Inflorescence an extra-axillary, more or less compact, distinctly pedunculate or subsessile 5–25-flowered cyme.
Perianth-segments 5, up to 3 mm. long, unequal, usually broadly ovate with whitish membranous edges.
Staminodes 5, evanescent, with long claw and expanded broadly ovate limb, cuneate-truncate at base.
Flowers whitish, pedicellate, the pedicels up to 7 mm. long; bracteoles small, membranous, acute.
Stamens 5 or 7; filaments with the base dilated, inserted on a hypogynous disk.
Annual, diffuse or ascending, 1 ft. or more high.
Ovary 2-lobed.
