Lasianthus wallacei E.A.Bruce

Species

Angiosperms > Gentianales > Rubiaceae > Lasianthus

Characteristics

Shrub or tree 3–18 m. tall; stems glabrous, finely ridged.. Leaf-blades oblanceolate-oblong or elliptic, 9–17 cm. long, 2.5–7 cm. wide, obtuse or very shortly obtusely acuminate or subacute at the apex, cuneate at the base, ± coriaceous, glabrous above, pubescent beneath on the sides of the main nerve and on some of the lateral nerves towards the apex of the leaf; lateral nerves 10–14 pairs; petiole 0.5–1 cm. long; stipules triangular, 3–4 mm. long, hairy along the margins.. Flowers 1–3, subsessile in the axils of the leaves; bracts small.. Calyx white tinged purple; tube turbinate, 2–3 mm. long, quite densely covered with ferruginous hairs; limb 3–4-lobed; joined part 3 mm. long; lobes elliptic, 0.7–1 cm. long, 3.5–8 mm. wide, obtuse, venose, with rather sparse ferruginous hairs particularly about the midnerve, accrescent in fruit.. Corolla white to deep violet; tube cylindrical, 1.2–1.6 cm. long, covered above outside with dense pale scaly hairs, throat hairy but lower part of the tube glabrous inside; lobes oblong-lanceolate, 5 mm. long, 2 mm. wide, with dense hairs inside and out.. Stamens with tips just exserted.. Ovary 3–6-locular; style 1.4 mm. long; stigma-lobes? ± 4, linear-oblong, ± 1 mm. long.. Fruit intense blue, ellipsoid, 1.7 cm. long, 1.3 cm. wide, hairy; pyrenes ± 4, woody, grey-brown or chestnut-brown, pyriform (“pip-like”), 5–5.5 mm. long, (2.2–)3–3.2 mm. wide and thick, often pointed at the base.
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Growth form tree
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Foliage retention deciduous
Sexuality hermaphrodite
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Mature height (meter) 3.0 - 18.0
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Usage

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Cultivation

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Distribution

Lasianthus wallacei world distribution map, present in Tanzania, United Republic of

Conservation status

Lasianthus wallacei threat status: Endangered

Identifiers

LSID urn:lsid:ipni.org:names:755182-1
WFO ID wfo-0000223988
COL ID 6NYFM
BDTFX ID -
INPN ID -
Wikipedia (EN) Link
Wikipedia (FR)

Synonyms

Lasianthus wallacei