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Compilation
Convolvulus aschersonii

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Filed as Convolvulus aschersonii Engl. [family CONVOLVULACEAE]
Isotype of Convolvulus aschersonii Engl. [family CONVOLVULACEAE]
Isolectotype of Convolvulus ulosepalus Hallier f. [family CONVOLVULACEAE]
Isolectotype of Convolvulus ulosepalus Hallier f. [family CONVOLVULACEAE]
Type of Convolvulus aschersonii Engl. [family CONVOLVULACEAE]
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Name

Identification
Convolvulus sagittatus (Engl.) Verdc. [family CONVOLVULACEAE ] (stored under name); Isotype of Convolvulus aschersonii Engl. [family CONVOLVULACEAE ] Verified by John Richard Ironside Wood,
Related name
  • Convolvulus sagittatus
  • Convolvulus ulosepalus
  • Convolvulus aschersonii

Flora

Entry for Convolvulus aschersonii [family CONVOLVULACEAE]
Herbarium
South African National Biodiversity Institute, Compton Herbarium, Cape Town (SAM)
Collection
Flora of Southern Africa
Resource Type
Reference Sources
Entry From
Flora of South Africa, (2003) Author: Dr J.P. Roux
Names
Convolvulus aschersonii [family CONVOLVULACEAE]
Common names
C. sagittatus Thunb. van aschersonii (Engl.) Verde: 345 (1957a); Verde: 43 (1963a); Gone.: 28 (1987); A.E.van Wyk & S.Malan: 52 (1988). Type as above.
Information
Perennial forming annual prostrate or some­times twining stems from a woody taproot. Stems terete, herbaceous but firm, densely cov­ered (as are all vegetative parts and outer sep­als) with a fulvous or silvery white pubescence, up to ± 2 m long. Leaves variable in shape, often on the same plant, but generally oblong to lanceolate-oblong, varying to linear-hastate or ovate, usually hastate at base with basal auricles lobed or dissected and central lobe irregularly crenate-repand-pinnatilobed, not infrequently with 2 small oblong lateral lobes at base and leaf subpalmately 5-7-lobed, sometimes pinna-tisect, 30-60 mm x 5-35 mm; pubescence usu­ally strigose on upper surface, less adpressed on lower one; apex usually obtuse to rounded, emarginate and minutely reflexed-mucronate, rarely acute; main nerves and midrib impressed above, prominent below; petiole usually rather stout, terete, 5-20 mm long. Peduncles usually longer than petioles, slender, terete, subumbel-lately to cymosely 1-6-flowered; bracteoles lin­ear or oblanceolate, 3-A mm long; pedicels sho
Habitat
Distinguishing characters: densely hairy vegetative parts and markedly toothed or dis­sected leaves.
Use
3. Convolvulus aschersonii Engl, Uber die Hochgebirgsflora des tropischen Afrika: 349 (1892); A.Meeuse: 677 (1957a); Heine: 340 (1963); A.Meeuse & W.G.Welman: 47 (1996). Type: Ethiopia, Messhall, Schimper 660 (B, holo.f).
Range
Widely distributed from Eritrea and Ethiopia southwards and westwards to Angola, Botswa­na (Goncalves 1987: 28) and the northern part of South Africa in the Northern Province, North-West and Gauteng. Occurs in bushveld, savanna and grassland, on dry and sandy soils; also along roadsides and on cultivated ground. Map 22.

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