Salicaceae
Casearia

Casearia engleri Gilg

First published in Bot. Jahrb. Syst. 40: 511 (1908)
This species is accepted
The native range of this species is Tanzania (W. Usambara Mountains). It is a tree and grows primarily in the wet tropical biome.

Descriptions

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: threatened. Confidence: confident
[AERP]

Flacourtiaceae, H. Sleumer (Rijksherbarium, Leiden). Flora of Tropical East Africa. 1975

Morphology General Habit
Tree up to 20 m. high, bole erect; bark smooth, pale grey; branchlets striate, glabrous.
Morphology Leaves
Leaf-blade stiffly coriaceous, obovate or oblong, entire, edge usually ± revolute in dry specimens, 6–11 (–14) cm. long, 3–5.5(–7) cm. wide, generally distinctly unequal-sided, shortly attenuate or subacuminate, base rounded or rarely subcordate, or mostly broadly cuneate on one side and rounded on the other; lateral veins 8–10 pairs, arcuate, more distinctly raised beneath; tertiary veins forming a dense network slightly though manifestly prominent on both faces; petiole 3–5(–6) mm. long.
Morphology Reproductive morphology Inflorescences
Inflorescences axillary, fascicled or glomerate, from rather small many-bracteolate cushions, glabrous; pedicels 1–2 mm. long.
Morphology Reproductive morphology Flowers
Flowers greenish.
Morphology Reproductive morphology Flowers Calyx
Calyx-lobes 3 mm. long.
Morphology Reproductive morphology Fruits
Fruit ovoid-ellipsoidal, subacutely attenuate, longitudinally 6-angular, pale yellow to orange, with a characteristic smell, few-seeded, 2.5–3(–3.5) × ± 1.5 cm.
Habitat
Upland rain-forest and dry evergreen forest; 1370–2135 m.
Distribution
T3
[FTEA]

IUCN Red List of Threatened Species https://www.iucnredlist.org/species/32889/2826334

Conservation
VU - vulnerable
[IUCN]

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/

  • IUCN Categories

    • IUCN Red List of Threatened Species
    • http://creativecommons.org/licenses/by-nc-sa/3.0

  • Kew Backbone Distributions

    • The International Plant Names Index and World Checklist of Vascular Plants 2025. 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 2025. 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