Agelanthus terminaliae (Engl. & Gilg) Polhill & Wiens

Flora Zambesiaca. Vol. 9, Part 3. Polygonaceae-Myriaceae. Pope GV, Polhill RM, Martins ES. 2006.

Type

Type from Angola.

Morphology General Habit

Bushy shrub flowering mostly on relatively short lateral branches; branchlets slightly flattened, velvety with short spreading hairs, the longer ones rusty-brown, branched and shed first Bushy shrub flowering mostly on relatively short lateral branches; branchlets slightly flattened, velvety with short spreading hairs, the longer ones rusty-brown, branched and shed first.

Morphology Leaves

Leaves opposite or subopposite, with smaller more obovate ones at base of lateral shoots; petiole 8–15 mm long; lamina thinly coriaceous, 4.5–10 × 2–4.5 cm, ovate to oblong-elliptic, acute to obtuse at apex, cuneate to rounded at base, densely pubescent, ultimately glabrescent, with 2–4(6) pairs of main lateral nerves, the lower 1–2 pairs strongly ascending Leaves opposite or subopposite, with smaller more obovate ones at base of lateral shoots; petiole 8–15 mm long; lamina thinly coriaceous, 4.5–10 × 2–4.5 cm, ovate to oblong-elliptic, acute to obtuse at apex, cuneate to rounded at base, densely pubescent, ultimately glabrescent, with 2–4(6) pairs of main lateral nerves, the lower 1–2 pairs strongly ascending.

Morphology Reproductive morphology Inflorescences

Umbels 2–4-flowered; pedicels 3–5 mm long, a little longer than peduncle, both densely hairy; bract limb 3–4 mm long, ovate-triangular to oblong-triangular Umbels 2–4-flowered; pedicels 3–5 mm long, a little longer than peduncle, both densely hairy; bract limb 3–4 mm long, ovate-triangular to oblong-triangular.

Morphology Reproductive morphology Flowers Gynoecium Style

Style with a neck 3–3.5 mm long; stigma 0.8–1 mm across, capitate

Ecology

In mixed woodland; 900–1400 m; commonly on Combretaceae, but elsewhere also recorded on Parinari and Entada; flowering November to February.

Distribution

ZAM B, ZAM C, ZAM S Zambia Caprivi Strip Also in southern Angola and northern Namibia.

Morphology Reproductive morphology Flowers Receptacle

Receptacle 2–2.5 mm long, densely hairy. Receptacle 2–2.5 mm long, densely hairy; calyx 1–1.5 mm long, cupular, slightly toothed

Morphology Reproductive morphology Flowers Calyx

Calyx 1–1.5 mm long, cupular, slightly toothed.

Morphology Reproductive morphology Flowers Corolla

Corolla 4.5–5 cm long, yellow-green below, orange above, with darker tip, downy with rusty-brown branched hairs 0.5–1 mm long; apex of buds 5–6 × 2.5–3.5 mm, oblong-ellipsoid, ± angled; basal swelling 7–8 × 4 mm, oblong-ellipsoid to obovoid-ellipsoid, narrowed for 3–5 mm above; lobes erect, 9–12 mm long, upper expanded part 6 × 1.2–1.5 mm, linear-elliptic or linear-lanceolate, hardened inside. Corolla 4.5–5 cm long, yellow-green below, orange above, with darker tip, downy with rusty-brown branched hairs 0.5–1 mm long; apex of buds 5–6 × 2.5–3.5 mm, oblong-ellipsoid, ± angled; basal swelling 7–8 × 4 mm, oblong-ellipsoid to obovoid-ellipsoid, narrowed for 3–5 mm above; lobes erect, 9–12 mm long, upper expanded part 6 × 1.2–1.5 mm, linear-elliptic or linear-lanceolate, hardened inside

Morphology Reproductive morphology Flowers Androecium Stamens

Stamen filaments inflexed; tooth 0.5–0.8 mm long; anthers 2.5–3.5 mm long. Stamen filaments inflexed; tooth 0.5–0.8 mm long; anthers 2.5–3.5 mm long

Morphology Reproductive morphology Flowers Gynoecium Pistil

Style with a neck 3–3.5 mm long; stigma 0.8–1 mm across, capitate.

Morphology Reproductive morphology Fruits

Berry 10 × 8 mm, ellipsoid, tomentellous. Berry 10 × 8 mm, ellipsoid, tomentellous.