Do not transport and cultivate Bidens not endemic to an island to prevent the possibility of accidental cross-pollination. Upright, bushy shrubs 1.5-3.0 feet tall. Leaves compound, the leaflets extremely variable in shape. Native to semi-dry forests, foothills, and lowland ridges. Use as a low ornamental.
Achenes are twisted or coiled.
Found mostly in dry forests but also in wet forests and bogs. Use as an accent plant. Sprawling perennial herbs 6-12 inches tall with succulent, compound or rarely simple leaves. A coastal species found on sea cliffs. Use as a ground cover or in rock gardens.