Wrightia novobritannica (Ngan) D.J.Middleton

Species

Angiosperms > Gentianales > Apocynaceae > Wrightia

Characteristics

Tree. Branchlets puberulent, glabrescent with age. Leaves: petiole 4-6 mm long, puberulent; blade elliptic to oblong, 12.8-19 by 3.6-6.2 cm, 3.3-3.7 times as long as wide, apex acuminate, base cuneate, very sparsely puberulent all over above, at least when young, puberulent beneath, more densely so on midrib and venation, 13-15 pairs of secondary veins, tertiary venation reticulate. Inflorescence terminal, many-flowered, 2.5-4.5 cm long; peduncle 0.6-0.9 cm long, densely puberulent; pedicels 6-9 mm long, densely puberulent. Sepals ovate, 1.8-2.2 by 1.6-1.8 mm, 1-1.4 times as long as wide, apex obtuse to rounded, densely puberulent, ciliate. Corolla brick red; tube c. 3.5 mm long, c. 1.6-1.9 times as long as sepals, c. 0.3 times as long as lobes, glabrous or with a few hairs at top of tube outside, glabrous inside; lobes c. 10.5 by 4.7 mm, 2.2 times as long as wide, elliptic, apex rounded, minutely pubescent outside and inside; antipetalous corona adnate to the corolla lobe for half of length, free at the margins, c. 3.5 mm long, apex entire, glabrous inside, c. 2.3 times as long as alternipetalous lobes; alternipetalous corona lobes simple, c. 1.5 mm long; alternating corona lobes lacking. Stamens inserted at c. 0.8 of tube length from base, strongly exserted from tube; filament c. 1 mm long; anthers 6.5 by 1 mm, pubescent outside. Gynoecium of 2 adnate carpels, ovary c. 2 mm high, glabrous; style and style head c. 5 mm long. Fruit of connate follicles, splitting into 2 at dehiscence, c. 17.5 by 2.4 cm, sparsely puberulent, lenticellate. Seeds 13.3-14.8 by 1.5-2.3 mm; coma 3.4-3.8 cm long.
Life form perennial
Growth form tree
Growth support -
Foliage retention evergreen
Sexuality hermaphrodite
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Environment

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Hardiness (USDA) 10-12

Usage

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Edible -
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Cultivation

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Distribution

Wrightia novobritannica world distribution map, present in Papua New Guinea

Identifiers

LSID urn:lsid:ipni.org:names:60441531-2
WFO ID wfo-0000806745
COL ID 5C3PC
BDTFX ID -
INPN ID -
Wikipedia (EN)
Wikipedia (FR)

Synonyms

Wrightia novobritannica Wrightia pubescens subsp. novobritannica