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Genus Convolvulus Family Convolvulaceae

Description: Perennial, or rarely annual herbs with trailing or twining stems.

Leaves simple, entire to deeply lobed, often hastate or sagittate, glabrous or with simple hairs.

Flowers axillary in 1–few-flowered cymes, bracteolate. Sepals 5, free, equal or subequal. Corolla funnel-shaped or campanulate, entire or slightly 5-lobed, mid-petaline band hairy [or rarely glabrous]. Stamens 5, filaments slightly unequal bearing low tubercles from base of corolla to above the point of attachment. Ovary ovoid, 2-locular with 2 ovules per loculus, glabrous; style 1 with 2 linear or oblong stigmatic lobes.

Capsule globose or ovoid, splitting longitudinally into 2–4 valves.


Photo © ANBG

Distribution and occurrence: World: c. 250 species, cosmopolitan, mainly temperate & subtropical regions. Australia: c. 6 species (5 species endemic, 1 species naturalized). Bindweeds

Text by R. W. Johnson
Taxon concept:

Taxa not yet included in identification key
Convolvulus angustissimus,    Convolvulus clementii,    Convolvulus crispifolius,    Convolvulus farinosus,    Convolvulus graminetinus,    Convolvulus microsepalus,    Convolvulus recurvatus,    Convolvulus tedmoorei,    Convolvulus wimmerensis

 Key to the species 
1Leaves with basal, rounded, hastate or sagittate lobes, terminal lobe entire2
Leaves toothed or much lobedConvolvulus erubescens
2Plants with appressed hairs; sepals silky, apiculateConvolvulus remotus
Plants glabrous or with ascending hairs; sepals glabrous or sparsely hairy, rounded to retuse
                       Back to 1
Convolvulus arvensis

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