Rytigynia obscura Robyns

Species

Angiosperms > Gentianales > Rubiaceae > Rytigynia

Characteristics

Glabrous shrub 2–3 m. tall, much branched; stems with wrinkled finely closely fissured grey bark.. Leaves paired; blades elliptic, 2.3–6 cm. long, 1.2–2 cm. wide, acuminate at the apex, the acumen narrowly rounded or subacute, cuneate at the base into a margined petiole 2–4 mm. long, glabrous save for barbellate domatia in the axils of some nerves of some leaves beneath; margins wrinkled at least when dry; stipules with connate ± coriaceous ovate-triangular base, 2.5 mm. long, villous inside, with subapical subulate appendage 2–2.5 mm. long, ultimately deciduous.. Buds acuminate.. Flowers solitary in the axils of apices of younger branchlets; pedicels 5–6 mm. long, attaining 1.2 cm. in fruit.. Calyx-tube hemispherical, 1.5 mm. long; limb denticulate, the teeth triangular, 0.5 mm. long, acute.. Corolla greenish white; tube narrowly cylindrical, 6 mm. long, with a ring of deflexed hairs below the throat; lobes oblong-linear, 3 mm. long, the apical appendages 1 mm. long.. Ovary 3–4-locular; style 6–7 mm. long; stigmatic club coroniform, 1–1.3 mm. long, 3–4-lobed.. Fruit subglobose, 8 mm. long, 12 mm. wide, with 2–4 pyrenes.
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Growth form shrub
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Foliage retention deciduous
Sexuality hermaphrodite
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Mature height (meter) 2.0 - 3.0
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Usage

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Cultivation

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Distribution

Rytigynia obscura world distribution map, present in Tanzania, United Republic of

Identifiers

LSID urn:lsid:ipni.org:names:765761-1
WFO ID wfo-0000299201
COL ID 6WYZG
BDTFX ID -
INPN ID -
Wikipedia (EN)
Wikipedia (FR)

Synonyms

Rytigynia obscura