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Maerua acuminata Oliv.

Species

Angiosperms > Brassicales > Capparaceae > Maerua

Characteristics

Shrub with brittle twigs, glabrous but for the margin of the sepals.. Leaves petiolate, simple or 3-foliolate; blade ovate, 3–6.5 cm. long, 1–2.6 cm. wide, acuminate, the midrib excurrent as a mucro, basally broadly cuneate to rounded, papery, coppery-green above, paler beneath; petiole up to 3.5 cm. long.. Inflorescence a short lateral or terminal corymbose raceme; pedicels slender, stiffly spreading, ± 1.5–2 cm. long.. Sepals ± 6–7 mm. long, marginally tomentellous; receptacle narrowly cylindrical, ± 3 mm. long; disk with a free rim up to 0.75 mm. long, unevenly dentate.. Petals 0.. Stamens about 25; filaments 1–2 cm. long.. Ovary ellipsoid-cylindrical, ± 2 mm. long at anthesis; stigma capitate.. Fruits unknown.
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Leaves 3-foliolate; leaflets 4–6.4 x 1.5–3 cm., lateral leaflets somewhat smaller, narrowly ovate to ovate, apex acuminate, mucronate, base rounded or obtuse, nerves in 6–7 pairs, not prominent; petiole up to 3.3 cm. long; petiolules up to 5.5 mm. long.
Inflorescence of axillary, corymbose racemes collected towards the ends of the branches; peduncles 1–2 cm. long, slender; pedicels up to 2 cm. long, slender; bracts trifid, c. 1 mm. long, subulate.
Receptacle 3.5 mm. long, 1.5 mm. wide at the mouth, cylindric, with a denticulate-undulate rim 0.5 mm. wide at its lip within.
Ovary on a gynophore c. 1.75 cm. long, oblong-cylindric; ovules c. 20 on 2 placentas; stigma sessile, capitate.
Sepals c. 8 x 3.5 mm., oblong-elliptic, rounded at the apex, mucronulate, densely papillose at the margin.
Small shrub, glabrous except for the sepal margins; branches slender, finely striate.
Androgynophore the same length as the receptacle.
Stamens 25–30; anthers 1.5 x 0.75 mm., oblong.
Fruit not so far known.
Petals 0.
Life form perennial
Growth form shrub
Growth support -
Foliage retention evergreen
Sexuality hermaphrodite
Pollination -
Spread -
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Environment

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Usage

Uses -
Edible -
Therapeutic use -
Human toxicity -
Animal toxicity -

Cultivation

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Distribution

Maerua acuminata world distribution map, present in Mozambique and Tanzania, United Republic of

Conservation status

Maerua acuminata threat status: Endangered

Identifiers

LSID urn:lsid:ipni.org:names:147640-1
WFO ID wfo-0001290546
COL ID 3XFST
BDTFX ID -
INPN ID -
Wikipedia (EN) Link
Wikipedia (FR) Link

Synonyms

Maerua urophylla Maerua acuminata
WorldFloraDB 2024