Datura

Taxonomic status:Accepted

Occurrence status:Present

Establishment means:Introduced

Annual (in Victoria) or short-lived perennial herbs, erect, glabrous or pubescent with glandular or simple non-glandular hairs. Leaves alternate, simple, entire or lobed, petiolate. Flowers solitary in forks of stems, bisexual, regular; calyx tubular, usually 5-lobed, occasionally 3-, 4- or up to 9-lobed, base persistent in fruit; corolla usually funnel- or trumpet-shaped, shortly 5-lobed or apparently 10-lobed, white or variously coloured, corolla-limb folded and twisted in bud; stamens usually 5, equal, inserted in lower half of corolla-tube, anthers 2-celled, basifixed, loosely cohering around style, dehiscing by longitudinal slits; ovary 2-celled, or falsely 4-celled in lower half, stigma 2-lobed. Fruit a 2–4-celled spiny or tuberculate capsule, opening by 4 apical valves or irregularly, subtended by persistent enlarged reflexed calyx-base; seeds reniform to more or less D-shaped, thick or flat, minutely pitted.

10 species, from tropical and warm-temperate Central and South America; 6 species introduced to Australia.

Some species have long been used as narcotics; most are poisonous to stock.

Source: Jeanes, J.A. (1999). Solanaceae. In: Walsh, N.G.; Entwisle, T.J. (eds), Flora of Victoria Vol. 4, Cornaceae to Asteraceae. Inkata Press, Melbourne.
 
Hero image
life Life
kingdom Plantae
phylum Tracheophyta
superorder Asteranae
order Solanales
family Solanaceae
Higher taxa
genus Datura
Subordinate taxa