Description

Key Characters:

Growth Form: Perennial or rarely annual herbs.

Stems:

Roots:

Leaves: Leaves simple. Opposite or verticillate. Short-petiolate. Stipules absent.

Flowers: Flowers numerous in umbellate cymes. Flowers bisexual (perfect). Calyx of 5 sepals, small and often obscured by the petals. Corolla white, green, purple, orange, or red, deeply rotate or reflexed, 5-lobed. Stamens 5; corona of 5 hoods subtending the anthers, hoods deeply saccate at base, usually bearing an internal horn. Ovary superior, 2, free; ovules numerous; styles connate; stigma head fleshy.

Fruit: Fruit of 2 follicles. Seeds numerous; flattened; comose or rarely naked.

Ploidy:

Habitat:

Elevation Range: