Sprawling perennial, up to 100 mm tall, with elongate internodes. Leaves in whorls, linear, terete, stipules membranous, fimbriate-laciniate. Flowers in lax, branched, axillary cymes on long peduncles, white, 5-8 mm long.
Sprawling perennial to 10 cm, with elongate internodes. Leaves in whorls, terete. Flowers in lax, branched, axillary cymes on long peduncles, white, 5-8 mm long.