Rutidea olenotricha Hiern

Species

Angiosperms > Gentianales > Rubiaceae > Rutidea

Characteristics

Leaf blades 5–16 × 2.5–10 cm, oblong-elliptic, broadly oblong-elliptic, sometimes rotund or narrowly to broadly obovate, obtuse to rounded (or often acute to subacuminate in West Africa) or occasionally emarginate, frequently apiculate at apex, rounded to subcordate or occasionally somewhat unequal at base, subcoriaceous or rarely chartaceous, glabrous or occasionally sparsely pubescent with midrib tomentose above, tomentose beneath, usually with nervation impressed above, often with revolute margins; domatia present as conspicuous tufts of rusty-red hair; petiole 0.5–3 cm long, tomentose; stipules 0.4–1.5 cm long, triangular at base then rather abruptly narrowing to a subulate lobe, tomentose outside.
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Flowers (4)5-merous in pyramidal panicles, sometimes with reduced leaves on rhachis, terminal but occasionally with an additional pair of panicles at first node; lateral inflorescence branches in 3–7 pairs, 0.5–5 cm long, tomentose; secondary inflorescence branches 0.3–1.5 cm long; short tertiary inflorescence branches sometimes present; pedicels absent; bracteoles on rhachis 5–8 mm long, usually with 2 lateral lobes, bracteoles on inflorescence head subulate or linear 2–3 mm long somewhat longer than calyx.
Corolla covered with spreading hairs outside; tube 3.5–4.75 mm long; lobes 1.75–2.75 × 1–1.75 mm, oblong-ovate, obtuse to rounded.
Climber, up to 12 m tall; young stems densely rusty-red tomentose; older stems with bark brown, eventually flaking off.
Fruit 6–7 mm in diameter, glabrous to glabrescent, orange to red, often with whitish incrustations.
Calyx densely tomentose; tube 0.5–0.75 mm long; limb 0.75–1 mm long, divided into ovate lobes.
Pollen presenter 1.25–1.5 mm long, fusiform, well exserted.
Seed c. 5 mm in diameter, very finely reticulate, blackish.
Style pubescent.
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Growth form shrub
Growth support climber
Foliage retention deciduous
Sexuality hermaphrodite
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Mature height (meter) 12.0
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Environment

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Hardiness (USDA) 9-12

Usage

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Cultivation

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Distribution

Rutidea olenotricha world distribution map, present in Angola, Burkina Faso, Central African Republic, Congo, Gabon, Ghana, Liberia, Nigeria, Sudan, Sierra Leone, and Zambia

Identifiers

LSID urn:lsid:ipni.org:names:765684-1
WFO ID wfo-0000299053
COL ID 78ZD9
BDTFX ID -
INPN ID -
Wikipedia (EN)
Wikipedia (FR)

Synonyms

Rutidea batesii Rutidea olenotricha