Belongs to the monotypic genus; Subfamily: Menispermoideae; Tribe: Spirospermeae.

Vine or small dioecious tree up to 10(–12) m tall. Leaves alternate, simple, leathery. Inflorescence in axillary or apparently terminal panicle, very branched. Fruit: group of 1–9 large, globose, fleshy drupes, each containing 1 seed. Seeds horseshoe-shaped.

Phylogenetically, Spirospermum is related to the genus Strychnopsis (Ortiz & al., 2016). It is a medicinal plant with numerous virtues: treatment of wounds and boils, hypertension, adjuvant of chloroquine for malaria, pulmonary tuberculosis and hepatic disorders (http8).