Lamiaceae
Vitex

Vitex ugogoensis Verdc.

First published in Kew Bull. 45: 699 (1990)
This species is accepted
The native range of this species is Central Tanzania. It is a shrub or tree and grows primarily in the desert or dry shrubland biome.

Descriptions

Verbenaceae, B. Verdcourt. Flora of Tropical East Africa. 1992

Morphology General Habit
Shrub or tree 1.5–5 m. tall; stems pubescent when very young, soon glabrous, often darker brown or grey than in V. strickeri and sometimes more terete.
Morphology Leaves
Leaflets 3, elliptic, ovate, obovate or ± round, 1–9 cm. long, 0.6–4 cm. wide, acute or acuminate at the apex, cuneate at the base, discolorous, crenate towards the apex, pubescent and glandular on both surfaces, very slightly scabrid and ± bullate above; petiole 0.4–2 cm. long; petiolules obsolete or central one up to 8 mm. long.
Morphology Reproductive morphology Inflorescences
Inflorescences 2.5–5 cm. long, extending to 7 cm. in fruit, reduced so that side-branches appear as fascicles with ± 5 flowers, the pedicels arising ± directly from main axis, the secondary axes ± suppressed; pedicels 1–1.5 mm. long but fruit-stalks 3–6.5 mm. long; bracts oblong to linear, 3–5 mm. long, 0.3–1 mm. wide.
Morphology Reproductive morphology Flowers Calyx
Calyx 2 mm. long, glandular, the lobes rounded or very broadly triangular, 0.5 mm. long.
Morphology Reproductive morphology Flowers Corolla
Corolla white or pinkish yellow; tube 4 mm. long, tomentose outside, largest lobes narrowly oblong, 3 mm. long, 2.2 mm. wide, not bifid, others 1.5–2 mm. long.
Morphology Reproductive morphology Fruits
Fruits ± red or brick-red to brown, ± globose, usually somewhat elongated, to 9 mm. long, 8 mm. wide, very glossy; calycine cup 0.8–1 cm. wide, venose, sparsely gland-dotted.
Figures
Fig. 8.
Habitat
Deciduous thicket, bushland and Brachystegia woodland on grey sandy soil; 1140–1500 m.
Distribution
not known elsewhere T5
[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: threatened. Confidence: confident
[AERP]

IUCN Red List of Threatened Species https://www.iucnredlist.org/species/179295/1574309

Conservation
EN - endangered
[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

    • 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 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