Hymenosporum R.Br. ex F.Muell.

Genus

Angiosperms > Apiales > Pittosporaceae

Characteristics

Tree, sometimes deciduous. Bark thickly fissured, dark grey. Adult leaves appearing whorled at the end of branches due to internode suppression, petiolate; lamina narrowly obovate, margin entire. Inflorescences terminal, conspicuous aromatic protandrous bisexual flowers. Flowers with bracts, leaf-like bracteoles and green ellipitic to ovate sepals. Petals clawed, densely hairy outer surface forming a long floral tube. Stamens irregularly grouped by unequal lengths; anthers versatile and sagittate. Pistil with receptacle disc; ovary hairy. Fruit bilocularloidally dehiscent capsules, leathery, black-brown and hairy. Seeds numerous and winged. 
More
Shrub or small tree. Leaves entire, often crowded towards the ends of the twigs. Flowers in often pseudo-umbellate, terminal corymbs, 5-merous. Sepals free, caducous. Petals loosely cohering in a tube to above the middle, more or less clawed, large. Stamens 5, exserted; filaments linear; anthers ovate-oblong, blunt, cells diverging sagittately at the base. Ovary linear, incompletely 2-celled; style short; stigma thickened ± 2-lobed. Ovules ∞. Capsule (not seen) broad-elliptic to orbicular, with 2 coriaceous valves each bearing a median placenta. Seeds (not seen) ∞, flat, reniform, horizontally imbricate, surrounded by a membranous wing.
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Growth form tree
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Foliage retention
Sexuality hermaphrodite
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Hardiness (USDA) 8-12

Usage

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Cultivation

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Images

Hymenosporum unspecified picture

Distribution

Hymenosporum world distribution map, present in Australia, Malaysia, and Papua New Guinea

Identifiers

LSID urn:lsid:ipni.org:names:32085-1
WFO ID wfo-4000018697
COL ID 528Q
BDTFX ID -
INPN ID -
Wikipedia (EN)
Wikipedia (FR)

Synonyms

Hymenosporum

Lower taxons

Hymenosporum flavum