Premna oligotricha Baker

Species

Angiosperms > Lamiales > Lamiaceae > Premna

Characteristics

Small aromatic shrub or sometimes somewhat scandent, 1–3.6 m. tall; bark grey; stems slender, dull almost purplish brown, the youngest innovations densely spreading white pubescent and often densely glandular but soon glabrous and ± longitudinally ridged; older stems roughened with remains of short shoot-bases, the lateral shoots mostly very short.. Leaves green, drying ± blackish, sometimes ± viscid, opposite, small, elliptic or rounded-elliptic, 0.7–5(–7) cm. long, 0.5–3(–6) cm. wide, rounded to subacute at the apex, rounded at the base, entire to crenate or coarsely toothed with rounded lobes, ± densely covered above with short flattened several-celled hairs and sessile glands, similarly pubescent beneath but the hairs and glands denser, the surface often greyish velvety and with some white spots due to aggregations of hairs but occasionally glabrescent; petiole 0.3–2(–3.2) cm.. Inflorescences terminal, 2–5.5 cm. long and wide, somewhat lax; peduncles 1–3 cm. long; pedicels 0.5–2.5 mm. long; bracts linear, 1.5 mm. long; all axes spreading puberulous.. Calyx cupular, puberulous to pubescent and glandular; tube 1.5 mm. long; lobes ovate to triangular or ± linear, 0.5–1 mm. long.. Corolla greenish cream with purple throat or white, cream or yellow with brown lines or midlobe white and rest green; tube ± 2 mm. long, glabrous outside; limb 2-lipped, one lip 3-lobed, the lobes round to elliptic, 1.2–1.5 mm. long, 1–1.3 mm. wide, puberulous outside and densely ciliate.. Style exserted, not divided at the apex.. Fruit globose or obovoid, 4–6 mm. long, 3.5–5 mm. wide, glandular at the apex; pyrene rugose; calycine cup black, or paler and venose, glandular, 5 mm. wide, the teeth triangular up to 2.5 mm. long.. Fig. 10.
More
A shrub. It can be 3.6 m tall. The leaves are narrowly oval and 1-5 cm long by 0.5-3 cm wide. The flowers are in groups 2-5.5 cm long at the ends of branches. The fruit is round and 4-6 mm long by 3.5-5 mm long.
Life form -
Growth form shrub
Growth support climber
Foliage retention deciduous
Sexuality hermaphrodite
Pollination -
Spread -
Mature width (meter) -
Mature height (meter) 2.3 - 3.6
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Nitrogen fixer -
Photosynthetic pathway c3

Environment

It is a tropical plant.
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Hardiness (USDA) 9-12

Usage

The ripe fruit are eaten.
Uses fuel
Edible fruits
Therapeutic use -
Human toxicity -
Animal toxicity -

Cultivation

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Distribution

Premna oligotricha world distribution map, present in Ethiopia, Kenya, Somalia, and Tanzania, United Republic of

Identifiers

LSID urn:lsid:ipni.org:names:864357-1
WFO ID wfo-0000282763
COL ID 788TY
BDTFX ID -
INPN ID -
Wikipedia (EN)
Wikipedia (FR)

Synonyms

Premna oligotricha Premna somaliensis Clerodendrum kibhwesense