Maerua kirkii (Oliv.) F.White

Species

Angiosperms > Brassicales > Capparaceae > Maerua

Characteristics

Large shrub or small evergreen tree, up to 7 m. tall.. Young branches coarsely and densely hairy.. Leaves petiolate, simple; blade oblong-obovate to oblanceolate, 4.5–17.5 cm. long, 2–3.7 cm. wide, apically obtuse to acute or shortly acuminate, sometimes rounded and emarginate, leathery, rough and shiny on the upper surface, glabrous or puberulous above when young, hairy beneath, with the nervation reticulately prominent beneath; petiole 3–5 mm. long.. Inflorescence an elegant dense corymbose terminal raceme; pedicels up to 2.5 cm. long, rough.. Sepals 7–8 mm. long, pubescent outside; receptacle ±1.5 mm. long.. Petals 5–6 mm. long, yellow with purple centres.. Stamens 50–60; filaments ± 3 cm. long, white.. Ovary obovoid or ellipsoid-spheroid, rather abruptly narrowed to the stigma, glabrous.. Fruits ellipsoid-spheroid, up to 3 cm. long, 2.5 cm. across, roughly verrucose, glabrous.. Fig. 6.
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Leaves simple; lamina 4–12 x 2–5 cm., coriaceous, oblong-obovate, narrowly obovate-oblong or oblanceolate, apex rounded, obtuse or acute, mucronate, narrowed to an obtuse or subcordate base, scabrous-pubescent on both sides, rather shining above, dull below and with the nerves strongly raised, venation strongly reticulate, on puberulous petioles up to 5 mm. long.
A shrub or small tree. It grows 5 m tall. The leaves are simple and 4-12 cm long by 2-5 cm wide. They are shiny above and dull underneath. The flowers are in dense groups near the ends of branches. The flowers are white. The fruit are 1.7 cm across and round. There are 2-4 seeds that are 1 cm long by 0.5 cm wide.
Flowers numerous in terminal, dense, corymbose racemes; rhachis c. 1 cm. long, pubescent; pedicels up to 3 cm. long, pubescent; bracts 1–2.5 mm. long, subulate, trifid, pilose, persistent.
Receptacle 2.0 mm. long, 2.25 mm. wide at the mouth, funnel-shaped, pubescent outside, with a disk at the mouth inside which is rather thick, undulately lobed and 2 mm. long.
Ovary on a gynophore up to 2.5 cm. long, ovoid; ovules c. 4 on 2 placentas; stigma subsessile, capitate.
Fruit up to 1.7 cm. in diam., globose, bluntly apiculate, shining, minutely and smoothly verrucose.
Petals whitish, c. 0.6 x 3.5 mm., obovate-oblong, rounded at the apex, rounded at the base.
Evergreen bush or small tree up to 5 m. tall; young branches scabrous-puberulous, sulcate.
Sepals c. 9 x 5 mm., oblong, concave, rounded at the apex, pubescent on both sides.
Stamens c. 60 on filaments up to 3 cm. long; anthers 1.3 x 1 mm., broadly oblong.
Seeds 2–4 c. 1 x 0.5 cm., dark brown, oblong, ellipsoid; testa smooth.
Androgynophore exserted from the receptacle, 2.5–3 mm. long.
Life form perennial
Growth form tree
Growth support -
Foliage retention evergreen
Sexuality hermaphrodite
Pollination -
Spread -
Mature width (meter) -
Mature height (meter) 5.0
Root system -
Rooting depth (meter) -
Root diameter (meter) -
Flower color
Blooming months -
Fruit color -
Fruiting months -
Nitrogen fixer -
Photosynthetic pathway c3

Environment

It is a tropical plant.
Light -
Soil humidity -
Soil texture -
Soil acidity -
Soil nutriment -
Hardiness (USDA) 9-12

Usage

The nuts are boiled and eaten.
Uses medicinal
Edible nuts
Therapeutic use -
Human toxicity -
Animal toxicity -

Cultivation

Mode -
Germination duration (days) -
Germination temperacture (C°) -
Germination luminosity -
Germination treatment -
Minimum temperature (C°) -
Optimum temperature (C°) -
Size -
Vigor -
Productivity -

Distribution

Maerua kirkii world distribution map, present in Kenya, Mozambique, Malawi, Tanzania, United Republic of, Uganda, Zambia, and Zimbabwe

Identifiers

LSID urn:lsid:ipni.org:names:147723-1
WFO ID wfo-0001290534
COL ID 3XFV6
BDTFX ID -
INPN ID -
Wikipedia (EN)
Wikipedia (FR)

Synonyms

Capparis kirkii Maerua kirkii