Global DescriptionPilea microphylla is a small herbaceous plant, monoecious (male and female flowers separate on the same tree), prostrate or in small erect tuft, reaching 40 cm in height. The entire plant is quite fleshy, dense and abundantly branched. The stem is cylindrical, with cystoliths. The leaves are numerous, simple, entire, opposite, unequal in the same pair. They are sub-sessile, with elliptical to sub-orbicular lamina, less than 5 mm long, with linear cystoliths. The inflorescences are small, compact globular cymes at the axils of the leaves, solitary or in pairs, shorter than the leaves. Male and female flowers very small reduced, distinct.
Pilea microphylla flowers throughout the year.
Pilea microphylla is an annual species. It is propagated by seeds.
Pilea microphylla is a ruderal species that is found on roadsides, in stream beds or on old walls in humid areas at sea level to 1100 m altitude.
OriginPilea microphylla is native to the Caribbean and tropical America
Mauritius: Pilea microphylla is a weed species that can be very troublesome and abundant in culture pots in nurseries.Reunion: The species was not seen as a weed of crops.