Low scrub of small shrubs and subshrubs, especially Stachytarpheta.
Notes:
Shrubs to c. 1 m high, erect. Stems tough and prickly. Leaves hispidulous below. Flowers rather light yellow with lower part of corolla dark red. Petals c. 5 cm long, fragile and crimped, very broad and imbricate, soon shrivelling. Column and stigmas dark red. Anthers orange. Fruits very hard. A fairly large number of plants.