Tufted annual, sometimes up to 300 mm tall. Leaves crowded basally, linear, stipules membranous, fimbriate-laciniate. Flowers in lax cymes, green and white, up to 2 mm long.
Tufted annual sometimes to 30 cm. Leaves crowded basally, linear. Flowers in lax cymes, green and white, to 2 mm long.