Swaziland's Flora Database:
Cleome angustifolia Forssk. subsp. petersiana (Klotzsch ex Sond.) Kers
(name current 2016)
Growth form: Herb
Found within protected areas
Description (Compton's Flora of Swaziland*):
Cleome diandra - Conspicuous handsome erect annual, up to 75 cm high, usually unbranched, very sparingly glandular. Leaves grey, with slender stalk, up to 2 cm long and with up to seven very narrow separate leaflets, all springing from same point, c I ,5 cm long. Inflorescence elongated, of indefinite growth. Bracts like simplified leaves. Flower showy, stalk slender, up to c 1 cm long, soon falling; petals four, bright yellow, up to 2 cm long; stamens, two fertile on long stalks up to 2,5 cm long, conspicuous, arid several sterile, not protruding from perianth. All floral parts fall easily. Fruit flattened dry pod. on stalk c 1 cm long, up to 6 cm long, beaked with remains of style.
* Where species names have changed, these have been matched according to herbarium specimens quoted in this publication.