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Convolvulaceae (morning glory, Sweet potato family) Life
> eukaryotes >
Archaeoplastida >
Chloroplastida
>
Charophyta > Streptophytina > Plantae (land plants)
> Tracheophyta (vascular plants) > Euphyllophyta > Lignophyta (woody plants)
> Spermatophyta (seed plants) > Angiospermae (flowering
plants) > Eudicotyledons > Order: Solanales
Ipomoea
Common Morning Glory Ipomoea purpurea,
alongside suburban road in Cape Town. Originates from Tropical America. |
Convolvulus
Convolvulus mauritanicus in the Company Gardens,
Cape Town. Indigenous to North Africa.
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Genera native or naturalised (*) in southern Africa
List from Welman (2000).
Astripomoea About 12
species, native to Africa, with 3 species in southern Africa. |
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Bonamia About 40 species,
widespread in tropics, with one species, Bonamia velutina, native
to southern Africa. |
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Calystegia. About 25
species, native to tropical and temperate regions, with 2 species
indigenous and 1 species naturalised in southern Africa. |
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Convolvulus
About 250 species, found worldwide, with 14 species indigenous and 1
species naturalised in southern Africa. Differs from Ipomoea in having the stigma divided. |
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Cuscuta (dodders) Parasites. About
140 species, widespread in warmer regions, with 15 species native to
southern Africa. In addition, Cuscuta campestris (Common
dodder, Gewone dodder) and Cuscuta suaveolens (Lucerne
dodder, Luserndodder) are naturalised species that are
declared Category 1 invasive
plants in South Africa. |
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* Dichondra About 4 or 5
species, native mainly to America. Dichondra micrantha is
naturalised in southern Africa. |
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Evolvulus About 100
species, native mainly to tropical America but with 2 species indigenous
to southern Africa. |
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Falkia The 3 species are
native to Africa, with 2 of them occurring in southern Africa. |
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Hewittia One species, Hewittia
malabarica, which occurs in the tropics and subtropics worldwide. |
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Ipomoea (Morning
Glory and Sweet Potato genus) About 500 species, found worldwide in tropical and subtropical
regions, with 56 species native to southern Africa. Differs
from Convolvulus in not having stigma divided. |
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Jacquemontia About
120 species, occurring predominantly in America but also found in tropical
Africa, Asia and Australia. Jacquemontia tamnifolia is the only
species indigenous to southern Africa. |
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Merremia About 80
species, worldwide in warm regions, with 9 species native to southern
Africa. |
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Paralepistemon One
species: Paralepistemon shirensis, distributed over central and
subtropical Africa, extending into Limpopo province. |
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Seddera About 20
species, native to Africa, Madagascar, the Arabian Peninsula and India,
with 3 species found in southern Africa. |
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Stictocardia About 12
species, found in tropical regions, with 1 species, Stictocardia
laxiflora, native to southern Africa. |
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Xenostegia The 2
species are distributed over the Old World tropics, with 1 species, Xenostegia
tridentata, native to southern Africa. |
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Publications
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