Parsonsia sundensis D.J.Middleton

Species

Angiosperms > Gentianales > Apocynaceae > Parsonsia

Characteristics

Branchlets puberulent when very young, becoming rapidly glabrous. Leaves opposite; petiole 0.9-2.4 cm long; blade subcoriaceous to coriaceous, elliptic, oblong or obovate, 3.1-9.6 by 0.8-3.7 cm, 2.3-6.4 times as long as wide, apex acuminate or rounded apiculate, base cuneate to obtuse, minutely puberulent beneath when young, more sparsely so above, 5-9 pairs of secondary veins, strongly ascending, tertiary venation densely reticulate, leaves drying dull ochre colour beneath. Inflorescence of axillary and terminal cymes forming a panicle, flowers clustered at ends, 5-10 cm long; brown pubescent; peduncles 1.7-3.5 cm long; pedicels 4-5.5 mm long. Sepals ovate, 0.9-1.6 by 0.6-1 mm, 1.2-2.3 times as long as wide, apex acute to acuminate, brown puberulent. Corolla white or creamy, buds long and narrow, lobes slightly overlapping, open corolla with strongly reflexed lobes; tube 0.9-1.3 mm long, 0.6-1 times as long as sepals, 0.2-0.3 times as long as lobes; lobes linear, 4.2-6.2 by 0.6-0.8 mm; glabrous to sparsely puberulent on top of lobes outside, densely pubescent at base of lobes and top of tube inside. Stamens inserted at 0.6-0.8 mm from corolla base which is 0.7-0.9 of tube length; filaments somewhat twisted, connate, pubescent, 3.5-4.5 mm long; anthers narrowly triangular with incurved tails, 2.5-2.8 by 0.6 mm, 4.2-4.7 times as long as wide, exserted completely beyond mouth of corolla. Disk of 5 lobes fused at base, acuminate to acute, 0.8-1 mm long. Ovary 0.5-0.7 mm long; style 4-5.1 mm long; style head 0.7-1 mm long. Fruit fusiform, minutely and sparsely puberulent, 7.1-12 by 1.2-1.7 cm. Seeds: grain 10-14 by 2.2-3.2 mm, coma 2.8-3.7 cm long.
Life form perennial
Growth form shrub
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Sexuality hermaphrodite
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Environment

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Hardiness (USDA) 8-12

Usage

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Cultivation

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Distribution

Parsonsia sundensis world distribution map, present in Timor-Leste and Uruguay

Identifiers

LSID urn:lsid:ipni.org:names:995750-1
WFO ID wfo-0000264888
COL ID 4DTH9
BDTFX ID -
INPN ID -
Wikipedia (EN)
Wikipedia (FR)

Synonyms

Parsonsia sundensis