Description

Key Characters:

Growth Form: Perennial herbs to shrubs, pubescent with stellate or sometimes also simple hairs.

Stems:

Roots:

Leaves: Leaves simple. Alternate. Margins serrate or serrate–dentate. Petiolate. Stipules small, linear to narrowly lanceolate.

Flowers: Flowers in axillary or terminal glomerules, cymes, or paniculate or racemose inflorescences, +/- with an involucel subtending the calyx, the bracts distinct or basally connate. Flowers small, bisexual (perfect). Calyx composed of connate sepals, narrowly campanulate, 5-lobed, the lobes valvate in bud. Corolla actinomorphic to moderately zygomorphic, tubular to rotate or reflexed. corolla of 5 petals, spatulate to narrowly obovate, persistent, distinct, convolute in bud. Stamens 5, opposite the petals, connate at base, staminodes absent; anthers dithecal. Pollen globose, echinate. Ovary superior, 1-carpellate, 1-celled, placentation axile; ovules 2, ascending to pendulous; style slightly excentric, clavate or fimbriate, exceeding the staminal column; stigmas terminal or decurrent.

Fruit: Capsules 2–valved; loculicidally dehiscent. Seeds 1 per fruit; oblong to subglobose; not winged; with or without endosperm.

Ploidy:

Habitat:

Elevation Range: