Lannea welwitschii (Hiern) Engl.

Species

Angiosperms > Sapindales > Anacardiaceae > Lannea

Characteristics

A forest tree up to 30 m. high; bole unbuttressed, straight and cylindrical, free from branches for 8–15 m. at maturity; bark grey, scaling.. Leaves clustered at the ends of the branchlets, (3–)5–7(–13)-foliolate; rachis 10–25 cm. long, semicylindric, longitudinally grooved above, glabrous or with a few stellate hairs; petiolules 1–5 mm. long on lateral leaflets, 2–5 cm. long on the terminal one; leaflets oblong-ovate, ovate-lanceolate or ovate, 10–15(–20) cm. long, 5–7(–10) cm. broad, long-acuminate at the apex, cuneate or obtuse and asymmetric at the base, papyraceous, glabrous or with minute scattered hairs especially on the nerves beneath, discolorous, margin entire or somewhat sinuate or undulate; midrib and lateral nerves raised beneath.. Inflorescence of subterminal axillary panicles up to 20 cm. long, pyramidal and up to 8 cm. wide, yellowish tomentose; bracts ovate, 3–8 mm. long; pedicels 2–4 mm. long.. Calyx-lobes 0.6–0.8 mm. long, ciliate-denticulate, glabrous or stellate hairy.. Petals oblong-elliptic, 2.5–3 mm. long, 1.4–1.7 mm. broad, yellow.. Drupe ellipsoid or suborbicular and compressed, 6–8 mm. long, 4–6 mm. in diameter.
More
A tree. It grows 30 m high. It has a straight trunk and it is 2.7 m around. The bark is grey and pitted. The leaves are compound with leaflets along the stalk. The leaves are 7-23 cm long and there are 1-4 pairs of leaflets. These are 7-15 cm long by 5-7 cm wide. There is a leaflet at the end. The base is round and they taper to a tip. The flowers are small and yellowish-green. They occur among the leaves in groups 5-20 cm long. The fruit are fleshy and have a stone. The are broadly oval and flattened and black. The fruit hang in clusters.
A forest tree, to 100 ft. high, with cylindrical bole, up to 8 ft. in girth, and small buttresses
Bark grey, pitted slash thick, deep crimson-pink with whitish streaks
Flowers yellowish-green
Ripe fruits black.
Life form perennial
Growth form tree
Growth support free-standing
Foliage retention deciduous
Sexuality dioecy
Pollination -
Spread -
Mature width (meter) -
Mature height (meter) 30.0
Root system -
Rooting depth (meter) -
Root diameter (meter) -
Flower color
Blooming months -
Fruit color -
Fruiting months -
Nitrogen fixer -
Photosynthetic pathway c3

Environment

Deciduous and secondary forests. Lowland forests in Tanzania. Lowland rainforest and riverine forest at elevations up to 1,100 metres, occasionally to 1,250 metres. It is often found in swampy areas in the forest.
More
A tropical plant. It grows in the lowlands. It grows in evergreen and secondary forests in West Africa. It grows in wet and swampy places. In Ethiopia it grows between 610-1,250 m above sea level.
Light -
Soil humidity -
Soil texture -
Soil acidity -
Soil nutriment -
Hardiness (USDA) 10-12

Usage

The fruit are used for jam and tarts.
Uses charcoal dye environmental use food fuel gene source gum material medicinal social use wood
Edible fruits
Therapeutic use Piles (unspecified), Purgative (unspecified), Cough (unspecified)
Human toxicity -
Animal toxicity -

Cultivation

Plants can be grown from seeds.
Mode cuttings seedlings
Germination duration (days) -
Germination temperacture (C°) -
Germination luminosity -
Germination treatment -
Minimum temperature (C°) -
Optimum temperature (C°) -
Size -
Vigor -
Productivity -

Images

Lannea welwitschii unspecified picture

Distribution

Lannea welwitschii world distribution map, present in Angola, Central African Republic, Côte d'Ivoire, Cameroon, Congo, Ethiopia, Gabon, Ghana, Equatorial Guinea, Mozambique, Nigeria, Sao Tome and Principe, Tanzania, United Republic of, and Uganda

Conservation status

Lannea welwitschii threat status: Least Concern

Identifiers

LSID urn:lsid:ipni.org:names:69817-1
WFO ID wfo-0000360256
COL ID 3S7H6
BDTFX ID -
INPN ID -
Wikipedia (EN) Link
Wikipedia (FR)

Synonyms

Ricinodendron staudtii Odina welwitschii Lannea longifoliolata Lannea welwitschii Lannea acidissima Lannea zenkeri Calesiam welwitschii