Datura Stramonium

Herbaceous Perennial, Perennial, Poisonous, Annual herbs up to 2(–4) m high, occasionally undershrubs, erect or spreading, sometimes unpleasantly aromatic.

Annual, Perennial

Flowers solitary, inserted in the forks of the branches, erect; pedicel 5–15 mm long, slender to ± stout, ± puberulent, in fruit elongating to 30 mm and stout. Flowers solitary, erect.

Egg-shaped seed capsule can be spiny or smooth, with many glossy black seeds., Fruit longitudinally ovoid usually spinous capsules, green yellowish or brownish, 2.5–5 × 1.8–4 cm (including spines), dehiscing by 4 valves splitting from the apex and reflexing to expose seeds; valves usually covered with acicular and sharply pointed unequal spines, 7–15 × 0.5–1.8 mm basally, smooth and glabrous but shortly pilose near base, occasionally valves smooth (but not in Flora area); subtended by the persistent remains of the calyx 6–18 × 4–8 mm, usually reflexed to the pedicel; fruiting pedicels elongated, stout, erect