[1][2] It is an evergreen, erect shrub with branched taproot system that reaches a height of up to 1.8 to 3 metres.

[3] The sweet-scented flowers are yellow in color, 2 cm in size, with 5 petals and sepals, and are produced in flowery racemes.

The plant can bloom in cycles all year round in the right conditions and under full sun, but mostly from early spring to the first frost.

[6] It is native to Mexico, Guatemala and Panama, where it is found in semi-warm and temperate climates between 920 and 2600 m asl, where it grows in fields associated with disturbed vegetation of deciduous and evergreen tropical forests, xeric scrub, oak, pine and juniper forests.

[4] It is also used as an antihistamine, an anticonvulsant, an anti-allergic medication and a sedative, because it contains a variety of therapeutic compounds, including quercetin, phenolics, triterpenoids, and flavonoids.