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This species is accepted, and its native range is Kenya to N. Tanzania.
A specimen from Kew's Herbarium


Lamiaceae (Labiatae), A.J. Paton, G. Bramley, O. Ryding, R.M. Polhill, Y.B. Harvey, M. Iwarsson, F. Willis, P.B. Phillipson, K. Balkwill, C.W. Lukhoba, D.F. Otieno, & R.M. Harley. Flora of Tropical East Africa. 2009

Type: Kenya, Fort Hall District: Thika, Bogdan 4602 (K!, holo. EA, iso.)
Morphology General Habit
Aromatic, annual or perennial herb, 10–30 cm tall
Morphology Stem
Stems erect or ascending, rounded-quadrangular, usually much branched, woody at base; indumentum of sparse spreading hairs, with few sessile glands
Morphology Leaves
Leaves shortly petiolate or subsessile, usually ascending; blade narrowly ovate to ovate or elliptical, 1–2.8 × 0.4–1.5 cm, serrate or subentire, apex obtuse or rounded, base cuneate, pilose on veins beneath or glabrous, glandular-punctate; petiole to 3 mm long
Morphology Reproductive morphology Inflorescences
Inflorescence lax, verticils 8–10 mm apart; bracts small, deciduous, elliptical, 2 × 1 mm, pilose or glabrous; pedicels 2–3 mm long, ± erect, curved, slightly flattened
Morphology Reproductive morphology Flowers Calyx
Calyx ± downward-pointing, 2–3 mm long at anthesis, pilose or subglabrous, interior with a dense ring of hairs at throat; posterior lip rounded at tip, decurrent, median teeth of anterior lip lanceolate, acuminate, lateral lobes ± deltate, cuspidiate; fruiting calyx 3–4 mm long, throat open, posterior lip accrescent, rounded and wider at tip, decurrent
Morphology Reproductive morphology Flowers Corolla
Corolla white or purple, 5–6 mm long; tube straight, funnel-shaped, scarcely exceeding calyx
Morphology Reproductive morphology Flowers Androecium Stamens
Stamens exceeding corolla by 2–3 mm, posterior with a fleshy, ± flattened, glabrous or subglabrous, outgrowth near base
Morphology Reproductive morphology Flowers Gynoecium Ovary
Ovary glabrous
Morphology Reproductive morphology Fruits
Nutlets black, ovoid, ± 1 mm long, minutely tuberculate, mucilaginous when wet
Fig 24: 4, p 145
Wet places, seasonally waterlogged grassland; 1050–2300 m
Least concern
Range: Not known elsewhere Flora districts: K3 K4 K6 T2

Native to:

Kenya, Tanzania

Ocimum kenyense Ayob. ex A.J.Paton appears in other Kew resources:

Date Reference Identified As Barcode Type Status
Nov 1, 1990 Irwin, P.H. [212], Kenya K000434840
Nov 1, 1990 Tweedie [3926], Kenya K000434838
Oct 1, 1990 Tweedie [3273], Kenya K000434839
Oct 1, 1990 Kenya K000434841
Oct 1, 1990 Haarer, A. [1053], Tanzania K000434853
Oct 1, 1990 Bogdan, A. [AB4428], Kenya K000434850
Oct 1, 1990 Mwangi, T.W. [7], Kenya K000434849
Oct 1, 1990 Mwangangi, O.M. [300], Kenya K000434848
Oct 1, 1990 Mwangangi [1879], Kenya K000434845
Oct 1, 1990 Fries, R.E. [376], Kenya K000434844
Oct 1, 1990 Kassner, T. [981], Kenya K000434843
Oct 1, 1990 Mearns, E.A. [947], Kenya K000434842
Oct 1, 1990 Greenway [6948], Tanzania K000434852
Oct 1, 1990 Napier, E.R. [354], Kenya K000434851
Bogdan, A. [4602], Kenya K000347059 Unknown type material
Githinji, C. [186], Kenya K000434847

First published in Kew Bull. 47: 422 (1992)

Accepted by

  • Govaerts, R. (2003). World Checklist of Selected Plant Families Database in ACCESS: 1-216203. The Board of Trustees of the Royal Botanic Gardens, Kew.
  • Paton, A.J., Bramley, G., Ryding, O., Polhill, R., Harvey, Y., Iwarsson, M., Willis, F., Phillipson, P., Balkwill, K., Lukhoba, C., Otiend, D & Harley (2009). Lamiaceae (Labiatae) Flora of Tropical East Africa: 1-430.


Flora of Tropical East Africa

  • Holm & Hiltunen, Ocimum: 24 (1999).
  • K.B. 47: 422, fig. 3D (1992)
  • U.K.W.F. ed. 2: 296 (1994)

Flora of Tropical East Africa
Flora of Tropical East Africa

Herbarium Catalogue Specimens
Digital Image © Board of Trustees, RBG Kew

Kew Backbone Distributions
The International Plant Names Index and World Checklist of Selected Plant Families 2021. Published on the Internet at and
© Copyright 2017 World Checklist of Selected Plant Families.

Kew Names and Taxonomic Backbone
The International Plant Names Index and World Checklist of Selected Plant Families 2021. Published on the Internet at and
© Copyright 2017 International Plant Names Index and World Checklist of Selected Plant Families.