Rytigynia lewisii Tennant

Species

Angiosperms > Gentianales > Rubiaceae > Rytigynia

Characteristics

Leaves 2.5–6.5 × 0.6–2.4 cm, lanceolate to ovate-lanceolate, or narrowly ovate, strikingly narrowly long-attenuate at the apex, rounded to cuneate at the base (or even subcordate in some Zaire (Dem. Rep. Congo) material fide Robbrecht), the venation beneath drying slightly darker, very evident and reticulate but not raised; petiole 2.5–6 mm long, slender; stipule sheath 0.5–1.5 mm long, hairy within, the appendage 3–5 mm long, subulate.
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Corolla markedly acuminate in bud; yellow-green, the lobes ± cream inside; tube 2.5 mm long, campanulate, with a ring of deflexed hairs below the throat inside; lobes 4 × 1.5–2 mm, oblong-triangular, including the apical 1 mm long appendage.
Flowers in 1–2-flowered cymes; peduncle 5–10 mm long; pedicels 3–10 mm long; bracts small, 1.5 mm long joined to form a bifid structure ciliate within.
A slender much branched glabrous subshrub 40–60 cm tall, the stems with slightly peeling reddish-brown bark.
Calyx tube 1.5 mm long, ovoid, the limb with short deltoid teeth about 0.25 mm long.
Pollen presenter 1.6 mm long, ovoid, sulcate, 2-lobed at the apex.
Immature fruits subglobose, 9 mm in diameter.
Style exserted about 1.8 mm.
Ovary 2-locular.
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Growth form shrub
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Foliage retention deciduous
Sexuality hermaphrodite
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Mature height (meter) 0.4 - 0.6
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Usage

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Edible -
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Cultivation

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Distribution

Rytigynia lewisii world distribution map, present in Zambia

Identifiers

LSID urn:lsid:ipni.org:names:765746-1
WFO ID wfo-0000299175
COL ID 6WYXY
BDTFX ID -
INPN ID -
Wikipedia (EN)
Wikipedia (FR)

Synonyms

Rytigynia lewisii