Humularia apiculata (De Wild.) P.A.Duvign.

Species

Angiosperms > Fabales > Fabaceae > Humularia

Characteristics

Leaves 4–6(8)-foliolate; leaflets 6–23 × 35–12 mm, obovate, obovate-elliptic or narrowly obovate-oblong, truncate, emarginate or rounded at the apex, apiculate, obliquely rounded at the base, margins sparsely ciliate-denticulate to distinctly denticulate or in some variants quite smooth and glabrous, sometimes glaucescent; main nerve distinctly lateral, dividing the lamina into two unequal parts, one 1.5–3 times wider than the other and often of unequal length; other basal nerves 2–4; venation reticulate; petiole 5–9 mm long, glabrous or with tubercular-based hairs; rhachis 5–10 mm long, glabrous or similarly hairy, ending in a bristle 1.5–5 mm long; stipules mostly yellow with pinkish-white blotch, leaf-like or submembranous, 3–14 × 2–6 mm, lanceolate, broadly elliptic or elliptic-oblong, acuminate or apiculate at the apex, equally to unequally distinctly or obscurely biauriculate at the base, entire to closely ciliate-denticulate on the margins, mostly glabrous, usually deciduous.
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Inflorescences borne on leafy shoots, densely strobilate, 8–16-flowered, 2–6 cm long; peduncle 5–7.5 mm long, pedicels 3 mm long; bracts pale green and pink, often glaucous, 7–15 × 9–20 mm, divided into 2 lobes for one-third to half their length (or in outer ones almost their entire length); lobes ovate, obtuse or acuminate, entirely to closely denticulate, glabrous or ciliate; bracteoles 2–3 × 0.5–1 mm, lanceolate, ciliate-denticulate.
Fruit of 1 kettle-drum-shaped article, 4–5 mm long and wide, the upper margin straight, the lower margin very rounded.
Seeds very dark blackish-purple, 3.8 × 3.5 × 1.3 mm, obliquely reniform, pitted; hilum small eccentric.
Stems usually many from a woody base, branched, glabrous or scabrid with tubercular-based hairs.
Calyx lobes 7 × 2.5–3 mm, ovate-oblong, the upper one entire, the lower shortly 3-fid.
Standard yellow or orange, 8–9 × 3–3.5 mm, panduriform.
Erect subshrub 0.3–2 m tall.
Life form perennial
Growth form shrub
Growth support -
Foliage retention deciduous
Sexuality hermaphrodite
Pollination -
Spread -
Mature width (meter) -
Mature height (meter) 0.65 - 1.5
Root system -
Rooting depth (meter) -
Root diameter (meter) -
Flower color -
Blooming months -
Fruit color -
Fruiting months -
Nitrogen fixer rhizobia
Photosynthetic pathway c3

Environment

Brachystegia woodland; grassland; at elevations from 900-2,100 metres.
Light -
Soil humidity -
Soil texture -
Soil acidity -
Soil nutriment -
Hardiness (USDA) -

Usage

Uses medicinal
Edible -
Therapeutic use Energy (unspecified)
Human toxicity -
Animal toxicity -

Cultivation

Can be grown by seedlings.
Mode seedlings
Germination duration (days) -
Germination temperacture (C°) -
Germination luminosity -
Germination treatment -
Minimum temperature (C°) -
Optimum temperature (C°) -
Size -
Vigor -
Productivity -

Distribution

Humularia apiculata world distribution map, present in Angola and Zambia

Identifiers

LSID urn:lsid:ipni.org:names:498721-1
WFO ID wfo-0000174555
COL ID 6MFLQ
BDTFX ID -
INPN ID -
Wikipedia (EN)
Wikipedia (FR)

Synonyms

Humularia apiculata Humularia luentensis Humularia bakeriana Geissaspis luentensis Geissaspis apiculata Geissaspis bakeriana Humularia katangensis var. glabrescens