Abutilon austroafricanum Hochr.

Species

Angiosperms > Malvales > Malvaceae > Abutilon

Characteristics

Leaf-lamina 2–5 (8) × 1–3 (5) cm., cordate-triangular to ovate-cordate, apex acute or somewhat acuminate or rounded, margin crenate to crenate-serrate often with minutely callous-mucronate serrations, dark-greyish-green and velvety above, much paler, glaucous-grey and finely velvety beneath, venation of lower surface somewhat prominent and conspicuous owing to its whitish or pale yellow colour; petiole usually shorter than the lamina, terete.
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Shrublet 0·5–0·75 m. tall, often spreading, canescent to glaucous with a short greyish velvety indumentum and additional long soft patent white hairs (rarely very sparse or almost lacking); stems greyish-or yellowish-green when young, soon glabrescent and becoming pale-purplish-brown, ultimately woody with an ash-grey smooth or finely longitudinally fissured bark.
Calyx 9–12 mm. long, widely campanulate, incised beyond the middle; lobes 6–8 mm. long, triangular-ovate to ovate-lanceolate, acuminate-apiculate, with a prominent median vein and usually in addition with a faint longitudinal vein on either side.
Small shrub, 0.50-0.75 m high. Indumentum of branches, petioles, pedicels and calyx tufte stellate-tomentose with additional simple patent hairs up to 2 mm long. Leaf margins shallowly serrate or crenate. Mericarps 20-30. Flowers yellow.
Flowers yellow, solitary, axillary on main branches (not on condensed short axillary shoots); pedicels (10) 25–50 mm. long, slender, terete, articulated near the apex.
Mericarps 20–30, c. 7 × 5 mm., ultimately black, 1-seeded, the upper edge slanting upwards into the usually sharply pointed to shortly apiculate dorsal apical angle.
Petals 11–14 × 8 mm., conspicuously ciliate in basal narrowed portion, often marked with reddish spots at the base and reddish-veined in lower portion.
Fruit c. 14 × 5 mm., discoid-subglobose, truncate at the apex and widely umbilicate in the centre, stellate-hairy.
Staminal tube rather shortly conical, sparsely stellate-hairy to glabrous except at the very base.
Seeds c. 2·5 mm. long, punctate-verruculose.
Life form perennial
Growth form shrub
Growth support free-standing
Foliage retention deciduous
Sexuality hermaphrodite
Pollination -
Spread -
Mature width (meter) -
Mature height (meter) 37.75 - 37.88
Root system -
Rooting depth (meter) -
Root diameter (meter) -
Flower color
Blooming months -
Fruit color -
Fruiting months -
Nitrogen fixer -
Photosynthetic pathway c3

Environment

Light -
Soil humidity -
Soil texture 5-6
Soil acidity -
Soil nutriment -
Hardiness (USDA) 9-12

Usage

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

Cultivation

Mode -
Germination duration (days) 21 - 30
Germination temperacture (C°) 21 - 26
Germination luminosity -
Germination treatment -
Minimum temperature (C°) -
Optimum temperature (C°) -
Size -
Vigor -
Productivity -

Images

Abutilon austroafricanum unspecified picture

Distribution

Abutilon austroafricanum world distribution map, present in Botswana, Mozambique, Namibia, eSwatini, South Africa, and Zimbabwe

Identifiers

LSID urn:lsid:ipni.org:names:558106-1
WFO ID wfo-0000511751
COL ID 8MXS
BDTFX ID -
INPN ID -
Wikipedia (EN)
Wikipedia (FR)

Synonyms

Abutilon austroafricanum