Echinopsis chamaecereus is a species of cactus from Argentina.
Synonyms include Chamaecereus silvestrii and Lobivia silvestrii.
It has been called the "peanut cactus", This plant should not be confused with Echinopsis silvestrii, another species with a very different appearance.

E. chamaecereus has long stems about 1 cm (0.4 in) across.
Orange flowers up to 4 cm (1.6 in) wide appear in late spring.
In cultivation, E. chamaecereus is hardy to temperatures as low as −7 °C (19 °F) if kept dry.

This plant is a recipient of the Royal Horticultural Society's Award of Garden Merit.
Echinopsis chamaecereus is a species of cactus from Argentina. Synonyms include Chamaecereus silvestrii and Lobivia silvestrii. It has been called the "peanut cactus", This plant should not be confused with Echinopsis silvestrii, another species with a very different appearance.
E. chamaecereus has long stems about 1 cm (0.4 in) across. Orange flowers up to 4 cm (1.6 in) wide appear in late spring. In cultivation, E. chamaecereus is hardy to temperatures as low as −7 °C (19 °F) if kept dry.
This plant is a recipient of the Royal Horticultural Society's Award of Garden Merit.
Echinopsis chamaecereus