Citation: Kunth, in Humb., Bonpl. & Kunth, Nov. Gen.et Sp. Pl. 6:40 (1823).

Derivation: After J. B. A. Guillemin, 1796-1842, a French botanist.

Synonymy: Not Applicable

Common name: None

Description:
Perennial herbs with prostrate branches, opposite leaves and a swollen taproot.

Flowers small, bisexual, in dense sessile axillary clusters; bracts and bracteoles small; perianth-segments 5, acute, scarious, white; stamens 5, united, attached to the perianth; anthers small, 2-celled; style short.

Fruit indehiscent; seed single.

Distribution:  3 species from Central America.

Biology: No text

Author: Not yet available