Pavetta schumanniana F.Hoffm. ex K.Schum.

Species

Angiosperms > Gentianales > Rubiaceae > Pavetta

Characteristics

Dwarf rhizomatous shrub or small tree 0.4–8.4 m. tall, branched or occasionally with unbranched stems; young branches pubescent; older branches covered with greyish or brown slightly corky cracking bark.. Leaves paired or ? ternate, borne at the apex of the branches; blades oblanceolate to obovate, 3–20.2 cm. long, 1.3–8 cm. wide, apex rounded or less often obtuse or emarginate, base cuneate, often bullate, pubescent or scabrid above, greyish tomentose and with prominent nerves beneath; bacterial nodules, inconspicuous, dot-shaped, scattered; petiole 2–17 mm. long, tomentose; stipule-limbs triangular, gradually attenuated or caudate, up to 9 mm. long, pubescent outside.. Corymbs terminal on suppressed or very abbreviated leafless lateral branches up to 1.7 cm. long, often crowded, moderately compact to lax, (1.1–)2–5 cm. across, occasionally shortly pedunculate; primary inflorescence-branches 0.2–2 cm. long, pubescent; secondary and tertiary branches present; pedicels 0.5–5 mm. long, pubescent; bracts stipule-like, 3–7 mm. long; bracteoles brown, membranous, inconspicuous.. Calyx pubescent-tomentose; tube 1–2 mm. long; limb-tube 0.5–1.25 mm. long; lobes triangular to shortly triangular or occasionally ovate, 0.5–2 mm. long, 0.75–1.25 mm. wide.. Corolla-tube 5–11 mm. long, ± 1.5 mm. wide at top, pubescent or sometimes glabrous outside, not bearded at throat; lobes oblong-oblanceolate, 3–5 mm. long, 1.5–2(–2.5) mm. wide, obtuse to rounded.. Fruit black, 5–7 mm. in diameter, shiny, sparsely hairy; calyx-limb persistent; pedicels accrescent, reaching 15 mm. long.. Seed dark grey, 5 mm. wide, convex face ± smooth.
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Much-branched shrub or small, deciduous tree to 4(-8) m. Stem single-stemmed. Bark dark, rough. Leaves opposite or 3-whorled, clustered near branch ends, obovate or oblanceolate, 30-200 x 13-80 mm, broadly taper to rounded apex, base tapers, roughly hairy, mid-green, grey with soft hairs below, main veins in 9-12 pairs, net veins conspicuous, domatia absent, nodules inconspicuous, scattered. Stalk to 17 mm. Flowers white, scented, calyx lobes triangular to ovate, to 2 mm, corolla tube 5-11 mm, petals blunt to rounded. In dense clusters on stalks to 20 mm. Fruits black, to 7 mm diam., calyx persistent. In dense clusters.
Leaves paired or ternate, borne at the apex of the branches; blades (3)6–20 × 2–8 cm, oblanceolate to obovate, rounded or less often obtuse or emarginate at the apex, cuneate at the base, often bullate, pubescent or scabrid above, greyish tomentose beneath; lateral nerves in 9–12 main pairs, prominent beneath; domatia absent; bacterial nodules inconspicuous, dot-like, scattered; petiole 2–17 mm long, tomentose; stipule limbs up to 9 mm long, triangular, gradually attenuate or caudate, pubescent outside.
A shrub or small tree. It grows 1-5 m tall. The young branches are hairy. The leaves are in pairs. They are at the ends of branches. The leaf blade is 6-20 cm long by 2-8 cm wide. They are broadly sword shaped. They have a grey covering underneath. The flower cluster is at the ends of branches or on very short side branches. The fruit are black and 5-7 mm across. They are shiny. The seeds are dark grey and 5 mm wide. The plant varies.
Inflorescences terminal on suppressed or very abbreviated leafless lateral branches up to 1.7 cm long, often crowded, moderately compact to lax, (1)2–5 cm across (excluding corollas), occasionally shortly pedunculate; primary inflorescence branches 0.2–2 cm long, pubescent; secondary and tertiary branches present; pedicels 0.5–5 mm long, pubescent; bracts stipule-like, 3–7 mm long; bracteoles brown, membranous, inconspicuous.
Small tree or shrub, up to 4 m high. Leaves oblanceolate to obovate, apex rounded, pubescent, with prominent nerves below, petiolate, bacterial nodules dot-shaped, scattered. Calyx lobes triangular, 0.5-2.0 mm long. Corolla tube 5-11 mm long. Flowers white.
Corolla tube 5–11 mm long, c. 1.5 mm wide at the top, pubescent or sometimes glabrous outside, not bearded at the throat; lobes 3–5 × 1.5–2(2.5) mm, oblong-oblanceolate, obtuse to rounded.
Shrub or small tree 1–4(7) m tall or rarely a rhizomatous shrub 0.45 m tall; young branches pubescent; older branches covered with greyish or brown slightly corky cracking bark.
Calyx pubescent; tomentose; tube 1–2 mm long; limb-tube 0.5–1.25 mm long; lobes 0.5–1(2) × 0.75–1.25 mm, shortly triangular to triangular or occasionally ovate.
Fruit black, 5–7 mm in diameter, shiny, sparsely hairy; calyx limb persistent; pedicels accrescent, reaching 15 mm long.
Seed dark grey, 5 mm wide, convex face ± smooth.
Life form perennial
Growth form
Growth support free-standing
Foliage retention deciduous
Sexuality hermaphrodite
Pollination -
Spread -
Mature width (meter) -
Mature height (meter) 1.0 - 4.0
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Nitrogen fixer -
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Environment

It is a tropical plant. It grows in mixed woodland and grassland. It is often on rocky hillsides and on termite mounds. It grows between 350-1,825 m altitude.
Light -
Soil humidity -
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Hardiness (USDA) 9-12

Usage

Caution: The leaves are poisonous.
Uses medicinal poison
Edible fruits leaves
Therapeutic use -
Human toxicity -
Animal toxicity -

Cultivation

Mode -
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Distribution

Pavetta schumanniana world distribution map, present in Angola, Burkina Faso, Botswana, Central African Republic, Cabo Verde, Mozambique, Namibia, Rwanda, eSwatini, Tanzania, United Republic of, South Africa, Zambia, and Zimbabwe

Conservation status

Pavetta schumanniana threat status: Least Concern

Identifiers

LSID urn:lsid:ipni.org:names:760027-1
WFO ID wfo-0000265844
COL ID 75WBR
BDTFX ID -
INPN ID -
Wikipedia (EN) Link
Wikipedia (FR)

Synonyms

Pavetta schumanniana