Description: Erect or prostrate annual or perennial herbs.
Leaves opposite, margins entire or toothed; petiole short; stipules 2, persistent.
Flowers solitary, paired, or in clusters. Sepals 3–5, subequal to petals; petals as many as sepals. Stamens 3–10. Carpels 3–5.
Seeds numerous, more or less cylindrical.
Distribution and occurrence: World: c. 25 species, drier tropical & subtropical regions. Australia: 5 species, all mainland States, chiefly inland areas.
Text by S. W. L. Jacobs
| ||Key to the species|| |
|1||Stamens 10; flowers solitary||Bergia perennis|
|Stamens 3–5; flowers in axillary clusters||2|
|2||Flowers usually 3- or 4-merous; petals obtuse||Bergia trimera|
|Flowers mostly 5-merous; petals acute|
Back to 1
|3||Sepals acute, narrow, alternating with petals, both clearly visible||Bergia ammannioides|
|Sepals obtuse, broad, opposite and obscuring petals|
Back to 2