Loranthaceae
Agelanthus

Agelanthus schweinfurthii (Engl.) Polhill & Wiens

First published in J.-P.Lebrun & A.L.Stork, Énum. Pl. Fleurs Afr. Trop. 2: 165 (1992)
This species is accepted
The native range of this species is Central African Republic to NW. Tanzania. It is a hemiparasitic epiphyte and grows primarily in the seasonally dry tropical biome.

Descriptions

Loranthaceae, Polhill & D. Wiens. Flora of Tropical East Africa. 1999

Morphology General Habit
Well-branched shrub; branchlets slightly compressed, densely pubescent with short stiff spreading hairs; older branchlets glabrescent, grey, cracked, inconspicuously lenticellate.
Morphology Leaves
Leaves opposite and subopposite; petiole 5–15 mm. long; lamina slightly fleshy, dull green, lanceolate to oblong-elliptic, ovate or broadly elliptic, 5–9 cm. long, 3–5.5 cm. wide, pointed to rounded at the apex, cuneate to rounded at the base, glabrous except on the prominently raised lower part of midrib beneath, with 6–8 pairs of lateral nerves, the lower ones more ascending.
Morphology Reproductive morphology Inflorescences
Umbels 8–16-flowered; peduncle and pedicels 2–4 mm. long, densely pubescent; bract-limb ovate-triangular, pointed or truncate, 1.5–2.5 mm. long.
Morphology Reproductive morphology Flowers Receptacle
Receptacle 1.5–2 mm. long, glabrous to densely puberulous.
Morphology Reproductive morphology Flowers Calyx
Calyx 0.3–0.8 mm. long, shallowly toothed.
Morphology Reproductive morphology Flowers Corolla
Corolla 3.5–4.2 cm. long, greenish yellow to orange-red, tipped brownish red, pubescent with small irregularly arranged hairs; apex of buds narrowly ellipsoid, 4–5 mm. long, 2–2.5 mm. in diameter, pentagonal; basal swelling ovoid-ellipsoid, 5–7 mm. long, 3.5–4 mm. in diameter, constricted for 3–4 mm. above; lobes erect, 8–9 mm. long, the upper dilated part linear-elliptic, (4–)5–6 mm. long, 1–1.5 mm. wide, slightly keeled on lower part outside.
Morphology Reproductive morphology Flowers Androecium Stamens
Stamens inflexed; tooth 0.3–0.5 mm. long; anthers 2.5–3 mm. long.
Morphology Reproductive morphology Flowers Gynoecium Pistil
Style with a neck 2.5–3 mm. long; stigma capitate, 1 mm. across.
Morphology Reproductive morphology Fruits
Berry not seen.
Habitat
Riverine forest, wooded grassland and bushland, on various hosts including Combretum and Ficus; 1100–1500 m.
Distribution
T1 U1 U3
[FTEA]

Extinction risk predictions for the world's flowering plants to support their conservation (2024). Bachman, S.P., Brown, M.J.M., Leão, T.C.C., Lughadha, E.N., Walker, B.E. https://nph.onlinelibrary.wiley.com/doi/full/10.1111/nph.19592

Conservation
Predicted extinction risk: not threatened. Confidence: confident
[AERP]

Sources

  • Angiosperm Extinction Risk Predictions v1

    • Angiosperm Threat Predictions
    • http://creativecommons.org/licenses/by/4.0

  • Flora of Tropical East Africa

    • Flora of Tropical East Africa
    • http://creativecommons.org/licenses/by-nc-sa/3.0

  • Herbarium Catalogue Specimens

    • 'The Herbarium Catalogue, Royal Botanic Gardens, Kew. Published on the Internet http://www.kew.org/herbcat [accessed on Day Month Year]'. Please enter the date on which you consulted the system.
    • Digital Image © Board of Trustees, RBG Kew http://creativecommons.org/licenses/by/3.0/

  • Kew Backbone Distributions

    • The International Plant Names Index and World Checklist of Vascular Plants 2026. Published on the Internet at http://www.ipni.org and https://powo.science.kew.org/
    • © Copyright 2023 World Checklist of Vascular Plants. http://creativecommons.org/licenses/by/3.0

  • Kew Names and Taxonomic Backbone

    • The International Plant Names Index and World Checklist of Vascular Plants 2026. Published on the Internet at http://www.ipni.org and https://powo.science.kew.org/
    • © Copyright 2023 International Plant Names Index and World Checklist of Vascular Plants. http://creativecommons.org/licenses/by/3.0