- Leaves alternate with lateral lobes, and serrate margin.
- Inconspicuous stipules and some mucilage.
- Smooth gray bark.
- Without stellate hairs.
- Large yellow cup-shaped flowers with free petals and many stamens.
- Fruit a dehiscent pod, seeds with cottony wings.
Diagnosis: Trunk smooth and gray, with mucilage, stipules, leaves alternate, palmately lobed, and serrate, with large yellow flowers.
Local distribution: Dry lowlands, barely reaching 700 m elevation.
|Cecropiaceae||: The leaves are deeply lobed and the stems have obvious nodes.
|Euphorbiaceae||(Ricinus): nectar glands at leaf base, flowers not showy, fruits spiny.
|Malvaceae||(sensu lato): stipules larger and conspicuous, with stellate hairs and mucilage.
Diversity: Total: 1 genus, 1 species. Trees: 1 genus, 1 species.
Comments: Sometimes included in the Bixaceae. Cochlospermum vitifolium, a gap-colonizing species characteristic of semi-deciduous forest, is the only species in Costa Rica.