Plants photographed on Kyffhäuser
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Ocimum americanum L.

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Ocimum americanum

Image 1
Leaves and flower structures
13 Dec 2008

Ocimum americanum

Image 2
18 Dec 2006

Ocimum americanum

Image 3
18 Dec 2006

Ocimum americanum

Image 4
21 Mar 2008

Ocimum americanum

Image 5
27 Apr 2008

Ocimum americanum

Image 6
Leaves and branching
27 Apr 2008

Family: Lamiaceae
Full name: Ocimum americanum L.
ID status: Fairly certain
Afrikaans common name(s): Boesmansboegoe, Transvaal basielkruid, Wilde basielkruid, Bostee
English common name(s): Hairy basil, Hoary basil, Transvaal basil, Bush tea
Synonym(s): Ocimum americanum L. var. americanum (1755)
=Ocimum canum Sims
=Ocimum dinteri Briq. (1903)
=Ocimum fruticulosum Burch. (1824)
=Ocimum canum var. integrifolium Engl.
=Ocimum dichotomum Hochst. ex Benth. (1848)
=Ocimum hispidulum Schumach. & Thonn.
=Ocimum petitianum A. Rich. (1850)
=Ocimum stamineum Sims
=Ocimum thymoides Baker (1900)
Status: Native
Description: Erect perennial herb or soft shrublet, up to 80 cm. Leaves opposite, linear-lanceolate, ovate-lanceolate to elliptic, variously pubescent on both surfaces, densely gland-dotted below. Margins entire or with a few small teeth. Inflorescences terminal, simple or sparingly branched. Calyx densely hairy, lower lip spreading, deeply 2-lobed. Corolla lilac, mauve or white. (from Flora of Zimbabwe website)

Annual or short-lived perennial herb or subshrub, 0.15–0.6 m tall, with simple hairs only; stems with mostly short retrorse or appressed hairs. Leaves petiolate; blade narrowly ovate or elliptic, up to 11–55 x 4–25 mm, apex acute, base cuneate, margin entire to shallowly serrate. Inflorescences lax; bracts persistent or deciduous. Fruiting calyx 4–5 mm long, open, hairy in the throat; upper lobe suborbicular, c. 3 x 3 mm, rounded at the base; lateral lobes deltoid, cuspidate; lower lobes not connate, lanceolate, acuminate. Corolla 4–6 mm long, white or pale mauve. Anterior stamens 1–3 mm longer than the lower lip of the corolla. Nutlets c. 1.6 x 0.8 mm, almost smooth, black, producing mucilage when wet. (from JSTOR Global Plants website / Flora Somalia)
Link(s) African Plant Database
JSTOR Plant Science
Kew Herbarium Catalogue
BGBM Berlin-Dahlem - Virtual Herbarium
Züricher Herbarien
iNaturalist (Namibia / Alex Dreyer)
iNaturalist (Namibia)
iNaturalist (southern Africa)
Flora of Zimbabwe
Fleurs de notre Terre - Galerie Namibie
Tree Atlas of Namibia
Content last updated: 03 Oct 2022

Note: The identification of some of the plants on this website is not 100% certain. Any comments will be highly appreciated. I would also be willing to supply higher resolution images upon request. Please contact me at the e-mail address given below.

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Last updated on 03 Oct 2022

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