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Compilation
Ipomoea adenioides

4 Images see all

Ipomoea adenioides Schinz var. adenioides
Filed as Ipomoea adenioides Schinz var. adenioides [family CONVOLVULACEAE]
Isotype of Ipomoea marlothii Engl. [family CONVOLVULACEAE]
Holotype of Ipomoea ovatolanceolata (Hallier f.) Thulin var. ovatolanceolata Hallier f. [family CONVOLVULACEAE]
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Name

Identification
Ipomoea adenioides Schinz [family CONVOLVULACEAE ]
Related name
  • Ipomoea adenioides

Flora

Entry for Ipomoea adenioides [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
Ipomoea adenioides [family CONVOLVULACEAE]
Common names
T. marlothii Engl.: 244 (1888). Type: Namibia, Usakos, Marloth 1250 (PRE, iso.!). Rivea adenioides (Schinz) Hallier f.: 156 (1893a). Type: as for /. adenioides.
Information
Erect shrub up to ± 1.2 m high. Stems short­ly silky hairy when young, glabrous or greyish or yellowish canescent when older. Leaves at tips of young branches, firm to subcoriaceous, entire, lanceolate varying to obovate-orbicular, 30-80 x 10-15 mm, base usually cuneate, tip obtuse to acute, often with a white-hairy mucro, green and glabrescent above, silky beneath, ulti­mately glabrescent; margin ciliate; petiole much shorter than leaf, silky pubescent. Peduncles 1-flowered, short, silky pubescent as are bracte­oles, pedicels and calyx; bracteoles 8-18 mm long; pedicels very short. Sepals subequal, lanceolate, 15-18 mm long, up to 28 mm long in fruit. Corolla salver-shaped, tube 70-100 mm long, narrowly cylindric, greenish white and silky outside, deep magenta and glabrous inside; limb white, 45-60 mm wide, spreading, silky on midpetaline areas outside. Capsule ovoid, 19-23 mm long, hairy to glabrous. Seeds ±10 mm long, densely covered with very long, shiny, brownish hairs. Flowering time Novem­ber to May.
Habitat
Distinguished by its erect, shrubby habit, densely silky-hairy sepals and salver-shaped corolla with a narrow tube at least 70 mm long, hairy on the outside. This species has nocturnal flowers. According to Goncalves (1987: 122), the var. ovato-lanceolata Hallier f. has ovate-lanceolate leaves and occurs in Ethiopia and Somalia.
Use
51. Ipomoea adenioides Schinz, Verhand-lungen des Botanischen Vereins der Provinz Brandenburg, Berlin 30: 270 (1888); Baker & C.H.Wright: 51 (1904); Baker & Rendle: 195 (1905-06); N.E.Br.: 122 (1909); A.Meeuse: 770 (1957a); Verde: 342 (1960); Roessler: 12 (1967a); Gone.: 120, t. 31 (1987); A.Fabian & Germish.: 334, t. 159e (1997); Retief & P.P.J.Her­man: 382 (1997); W.G.Welman, C.Craib & G.Condy: 100, t. 2157 (1999). Type: Namibia, Liideritz, Belck 21 (Z, syn.); Kaokoveld, Schinz s.n. (Z, syn.).
Range
Widely distributed from Angola, Zimbabwe, Namibia and Botswana into South Africa, main­ly in the Northern Province. Mostly in sandveld and sparse bushveld, on limestone and sandy loam soil, not in very arid areas. Sometimes locally abundant and even regarded as a weed (Wells et al. 1986: 302). Map 70.

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