Acokanthera schimperi (A.Dc.) Benth. & Hook.F. ex Schweinf.

Species

Angiosperms > Gentianales > Apocynaceae > Acokanthera

Characteristics

Shrub or tree 1–10 m high, branching from the base; bark rough grey-brown; slash cream with fine orange streaks; young branches glabrous or pubescent, conspicuously angled and ribbed.. Leaves petiolate, petiole 3–6 mm long; blade ovate, obovate, elliptic to suborbicular, 1–8(–10) cm long, 1.1–6.5 cm wide, rounded or acute at the apex, with a hard mucro, sometimes emarginate, cuneate or rounded at the base, coriaceous, glabrous; secondary veins obscure, especially beneath.. Inflorescence contracted, of many-flowered axillary cymes; sepals ovate, 1–2 mm long, 0.5–1 mm wide, pubescent or glabrous, ciliate.. Corolla tube pink or reddish, 8–11 mm long, glabrous or pubescent on external surface, inner surface pilose in the upper half and wrinkled below; lobes pink outside, white inside, ovate, 2.5–3.5 mm long, 1.5–2.5 mm wide, acuminate at the apex, pubescent at the base inside, glabrous or pubescent outside, ciliate; stamens slightly exserted, inserted at 7–10 mm from the base; anthers ovate, 1–1.5 mm long, acumen 0.2 mm long; pistil 7.5–10 mm long.. Fruit purple when ripe, ellipsoid, 10–25 mm long; seeds up to 13 mm long.. Fig. 5/5–6 (p. 16).
More
A shrub or rounded tree. It grows up to 5-10 m tall. The bark is dark brown and becomes cracked with age. The young twigs are flattened. The leaves occur opposite each other along the branch. They are dark green and shiny on the top surface. They are stiff and leathery. They are rounded and 4-7 cm long. The tip is pointed and sharp. The flowers are whitish pink and almost without stalks. They occur in dense clusters. They have a sweet smell. The fruit are red berries about 2 cm across. They become purple when ripe. They have many seeds. They are edible.
Life form perennial
Growth form tree
Growth support free-standing
Foliage retention evergreen
Sexuality hermaphrodite
Pollination entomogamy
Spread -
Mature width (meter) -
Mature height (meter) 6.0 - 9.5
Root system -
Rooting depth (meter) 1.5
Root diameter (meter) -
Flower color -
Blooming months
JanFebMar
AprMayJun
JulAugSep
OctNovDec
Fruit color
Fruiting months -
Nitrogen fixer -
Photosynthetic pathway -

Environment

It is a tropical plant. It grows in Africa. It grows in dry woodland. In equatorial regions is occurs from 1,000 to 2,300 m above sea level. It does best in well drained forest soils but will grow on poorer soils. It is mostly in hill country. It can grow in arid places. It grows in areas with a rainfall between 500-900 mm. It suits hardiness zones 9-11.
More
Margins of dry forest, in relict forest, thickets, grasslands and bushland, at elevations from 1,100-2,400 metres.
Light -
Soil humidity -
Soil texture -
Soil acidity -
Soil nutriment -
Hardiness (USDA) 9-11

Usage

The ripe fruit are eaten raw. They are also used for jams. The whole plant is poisonous so care should be taken. Caution: The unripe fruit are poisonous.
Uses charcoal environmental use food fuel gene source material medicinal poison vertebrate poison wood
Edible fruits seeds
Therapeutic use Cardiac (unspecified), Poison(Arrow) (unspecified), Poison (unspecified)
Human toxicity -
Animal toxicity -

Cultivation

They are grown from seed. Seed do no always germinate evenly. There are 400-450 seeds per kg. The seed do not store well.
Mode seedlings
Germination duration (days) -
Germination temperacture (C°) -
Germination luminosity -
Germination treatment -
Minimum temperature (C°) -
Optimum temperature (C°) 17 - 23
Size -
Vigor -
Productivity -

Images

Leaf

Acokanthera schimperi leaf picture by susan brown (cc-by-sa)
Acokanthera schimperi leaf picture by susan brown (cc-by-sa)
Acokanthera schimperi leaf picture by susan brown (cc-by-sa)

Flower

Acokanthera schimperi flower picture by susan brown (cc-by-sa)
Acokanthera schimperi flower picture by bimbi bimbi (cc-by-sa)
Acokanthera schimperi flower picture by susan brown (cc-by-sa)

Fruit

Acokanthera schimperi fruit picture by Joanna McCallum (cc-by-sa)
Acokanthera schimperi fruit picture by Leigh Winowiecki (cc-by-sa)

Distribution

Acokanthera schimperi world distribution map, present in Djibouti, Eritrea, Ethiopia, Kenya, Rwanda, Saudi Arabia, Somalia, Tanzania, United Republic of, Uganda, and Yemen

Conservation status

Acokanthera schimperi threat status: Least Concern

Identifiers

LSID urn:lsid:ipni.org:names:60447729-2
WFO ID wfo-0000336741
COL ID 9FRQ
BDTFX ID -
INPN ID -
Wikipedia (EN) Link
Wikipedia (FR) Link

Synonyms

Arduina schimperi Acokanthera friesiorum Acokanthera scabra Carissa deflersii Carissa friesiorum Carissa inepta Carissa schimperi Acokanthera schimperi Acokanthera schimperi var. ouabaio Acokanthera abyssinica Acokanthera deflersii Acokanthera ouabaio Acokanthera schimperi