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Genus Hybanthus Family Violaceae

Description: Perennial herbs or shrubs, sometimes creeping, stems slender, ± wiry.

Leaves alternate, sometimes clustered, rarely opposite, margins entire to toothed; sessile or shortly petiolate; stipules present or absent.

Inflorescence usually axillary, cymes or racemes, or flowers solitary. Sepals unequal, linear to ovate. Petals unequal, lower petal longer than others, spurred and clawed, upper pair linear, lateral pair wider. Stamens on short filaments; anthers free but cohering by narrow wings, often with appendages; anterior anthers with basal nectaries. Ovary globose, ovules 3–15; style S-shaped, stigma expanded.

Fruit a capsule.


Distribution and occurrence: World: c. 150 species, tropical & subtropical regions. Australia: 11 species, all mainland States.

Text by T. A. James
Taxon concept:

 Key to the species 
1Flowers in cymes or racemes2
Flowers solitary3
2Inflorescence usually 10–20 cm long, much exceeding leaves; flowers well-spaced; lamina 0.5–9 cm longHybanthus monopetalus
Inflorescence usually shortly exceeding the leaves; flowers more or less crowded; lamina 0.5–3.5 cm long
                       Back to 1
Hybanthus floribundus
3Lower petal 4–8 mm longHybanthus floribundus
Lower petal 8–15 mm long
                       Back to 1
4
4Petals blue-mauve; margins of leaves revolute or recurved5
Petals orange or yellow; margins of lamina recurved to flat
                       Back to 3
Hybanthus stellarioides
5Lateral petals lanceolate-falcate, 4.5–5 mm longHybanthus enneaspermus
Lateral petals broad-oblong, 1.5–3 mm long
                       Back to 4
Hybanthus vernonii

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