Family:
Lamiaceae Martinov
Genus:
Premna L.

Premna resinosa (Hochst.) Schauer

This species is accepted, and its native range is NE. & E. Tropical Africa, Arabian Pen, India.

[FSOM]

M. Thulin et al. Flora of Somalia, Vol. 1-4 [updated 2008] https://plants.jstor.org/collection/FLOS

Morphology General Habit
Shrub, up to 2(–3) m tall; young branches whitish, somewhat pubescent to glabrous
Morphology Leaves
Leaf-blades elliptic to ovate or suborbicular, 0.4–2(–3.5) x 0.3–1.5(–2.2) cm, obtuse to subacute at the apex, with entire to crenate margins, glabrous to puberulous, glandular, tertiary venation obscure; petiole 1–5(–10) mm long, pubescent
Morphology Reproductive morphology Inflorescences
Inflorescence 1–4(–6) cm long; peduncle 0.4–3 cm long; pedicels 1–3.5 mm long; bracts up to 2 mm long
Morphology Reproductive morphology Flowers Calyx
Calyx glandular; tube c. 1.5–2 mm long; lobes 0.5–1.5 mm long
Morphology Reproductive morphology Flowers Corolla
Corolla greenish yellow, cream or white; tube 2–3 mm long, glandular outside, hairy at throat; lobes 2.2–3 mm long, puberulous outside
Morphology Reproductive morphology Fruits
Fruit red when ripe, c. 5–6.5 mm in diam.
Distribution
N1, 2; C1, 2; S1–3; Djibouti, Eritrea, Ethiopia, Sudan, Uganda, Kenya, Tanzania, Arabian peninsula
Ecology
Altitude range 40–1100 m.
Vernacular
Chercher, cherchero, dhuumood, dhuusacarmeed, jacjac, jacjacle, jerjero (Somali).

[FTEA]

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

Morphology General Habit
Shrub, small bushy tree or subscandent, 1–3.6(–4.2) m.; branches slender, at first pale and with very scattered or denser pubescence, later dark grey, glabrous, with longitudinally peeling often whitish epidermis, sometimes nodular with very much reduced lateral branches.
Morphology Leaves
Leaf-blades elliptic, rounded-ovate or lanceolate, 0.5–8 cm. long, 0.4–4 cm. wide, obtuse to subacute or bluntly acuminate at the apex, rounded to ± cuneate or subcordate at the base, entire to very obscurely or less often distinctly lobed, glabrous to very shortly pubescent, minutely glandular punctate and with scattered yellowish glands; petiole 0.4–1.2 cm. long, pubescent and glandular.
Morphology Reproductive morphology Inflorescences
Inflorescences ± few-flowered, terminal or appearing lateral when on the very short side shoots, 1–8.5 cm. long and wide; peduncle slender, 0.5–1.7 cm. long, pubescent; pedicels 2–3.5 mm. long, pubescent and glandular; bracts linear, up to 2 mm. long.
Morphology Reproductive morphology Flowers Calyx
Calyx glabrous or slighdy pubescent and glandular; tube cupular, ± 1.5 mm. long; lobes triangular or rounded, 0.5–1.5 mm. long.
Morphology Reproductive morphology Flowers Corolla
Corolla greenish yellow, cream or white; tube 2–2.2 mm. long, glandular outside, hairy at the throat; lobes oblong, 2.2 mm. long, 1.5 mm. wide, puberulous outside towards the apex.
Morphology Reproductive morphology Fruits
Fruit red, ? turning black, globose or obovoid, 6.5 mm. in diameter, glandular at apex, sitting in shallow calycine cup 3.5 mm. wide, sometimes obscurely 4-lobed; pyrene longitudinally reticulately ridged.

[FSOM]
Use
Edible fruits. The plant also has medicinal uses Charred wood is used to give good odour to milk containers

Native to:

Chad, Djibouti, Eritrea, Ethiopia, India, Kenya, Oman, Saudi Arabia, Somalia, Sudan, Tanzania, Uganda, Yemen

Premna resinosa (Hochst.) Schauer appears in other Kew resources:

Date Reference Identified As Barcode Type Status Has image?
Jan 1, 2008 Kuchar [17508], Somalia K000479813 No
K000192732 isosyntype Yes
K000192733 isosyntype Yes

First published in A.P.de Candolle, Prodr. 11: 637 (1847)

Accepted by

  • Brundu, G. & Camarda, I. (2013). The Flora of Chad: a checklist and brief analysis. PhytoKeys 23: 1-18.
  • Govaerts, R. (2003). World Checklist of Selected Plant Families Database in ACCESS: 1-216203. The Board of Trustees of the Royal Botanic Gardens, Kew.
  • Hedberg, I., Kelbessa, E., Edwards, S., Demissew, S. & Persson, E. (eds.) (2006). Flora of Ethiopia and Eritrea 5: 1-690. The National Herbarium, Addis Ababa University, Ethiopia & The Department of Systematic Botany, Upps.
  • Mosti, S., Raffaelli, M. & Tardelli, M. (2012). Contributions to the flora of central-southern Dhofar (Sultanate of Oman). Webbia; Raccolta de Scritti Botanici 67: 65-91.
  • Thulin, M. (ed.) (2006). Flora of Somalia 3: 1-626. The Royal Botanic Gardens, Kew.

Literature

Kew Backbone Distributions

  • Brundu, G. & Camarda, I. (2013). The Flora of Chad: a checklist and brief analysis. PhytoKeys 23: 1-18.
  • Mosti, S., Raffaelli, M. & Tardelli, M. (2012). Contributions to the flora of central-southern Dhofar (Sultanate of Oman). Webbia; Raccolta de Scritti Botanici 67: 65-91.
  • Thulin, M. (ed.) (2006). Flora of Somalia 3: 1-626. The Royal Botanic Gardens, Kew.

Flora of Somalia

  • Flora Somalia, (2000) Author: by M. Thulin [updated by M. Thulin 2008]

Flora of Tropical East Africa

  • A. Rich., Tent. Fl. Abyss. 2: 172 (1850).
  • Bak. in Flora of Tropical Africa 5: 289 (1900).
  • Collenette, Fl. Saudi Arabia: 496 (1985).
  • Cufod., Enumeratio Plantarum Aethiopiae Spermatophyta (Supplement in Bull. Jard. Bot. Brux.) p. 796 (1962).
  • Dale & Greenway, Kenya Trees and Shrubs p. 592 (1961).
  • Schauer in DC., Prodr. 11: 637 (1847).

  • Flora of Somalia

    Flora of Somalia
    http://creativecommons.org/licenses/by-nc-sa/3.0

  • 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/

  • Kew Backbone Distributions

    The International Plant Names Index and World Checklist of Selected Plant Families 2022. Published on the Internet at http://www.ipni.org and http://apps.kew.org/wcsp/
    © Copyright 2017 World Checklist of Selected Plant Families. http://creativecommons.org/licenses/by/3.0

  • Kew Names and Taxonomic Backbone

    The International Plant Names Index and World Checklist of Selected Plant Families 2022. Published on the Internet at http://www.ipni.org and http://apps.kew.org/wcsp/
    © Copyright 2017 International Plant Names Index and World Checklist of Selected Plant Families. http://creativecommons.org/licenses/by/3.0