Acanthaceae

Ruellia L.

Representative Image
Representative image.

Kingdom: Plantae Rank: Genus Parent: Acanthaceae Status: Valid

Vegetative Morphology

Habit: Herbs or subshrubs.

Leaves: Leaves simple, opposite.

Reproductive Morphology

Inflorescence: Inflorescence of solitary flowers or fascicles of flowers in leaf axils, or sometimes terminal spikes or panicles with sparse or imbricate bracts.

Flowers: Flowers showy; calyx subactinomorphic, 4-5-lobed, the lobes linear to ovate; corolla funnelform or sometimes sacciform, the tube generally constricted towards the base and expanded to campanulate towards the apex, the lobes obtuse; fertile stamens 4.

Fruit: Fruits oblong, bivalved capsules to 2 cm long, brown at maturity.

Seeds: Numerous seeds per fruit, somewhat flattened, remaining attached to the funiculus.

Other

Notes: Stems and leaves with cystoliths.