Tristiropsis apetala Leenh.

Species

Angiosperms > Sapindales > Sapindaceae > Tristiropsis

Characteristics

Tree, 8 m high, dbh up to 26 cm. Branchlets unknown. Leaves at least c. 1.5 m long, glabrous; petiole terete, canaliculate, c. 26 cm long by 1.25 cm thick; rachis terete, on the upper side with a slender rib; petiolules 1-4 mm long, above with a broad and flat groove, pulvinate. Leaflets alternate, ovate, falcate, c. 18 by 7.5 cm, index c. 2.5, perga-mentaceous, glabrous; base acute at the narrow basiscopic side, rounded at the broad acroscopic side, attenuate; apex tapering to a short, cuneate, acute acumen; midrib above prominulous, slender; nerves 1-1.75 cm apart, nearly straight to slightly curved, ending free, faint at both sides; intersecondary nerves common but not reaching more than halfway the margin. Thyrsus c. 30 cm long, thinly minutely hairy, only the ultimate branches more densely so; peduncle hardly or not pulvinate, c. 3 cm long; cymules sessile (or with up to 2 mm long stalks); pedicels slender, 0.75-2.5 mm long. Sepals yellow, broad-ovate, outer c. 3 by 3.5 mm, inner c. 3.5 by 4 mm, margin thin, slightly crenu-late, outside and inside densely appressedly short-hairy. Petals absent. Disc broad, flat, adnate to the base of the sepals, glabrous. Stamens 8, slightly exserted; filaments attached in the basal part, c. 3.5 mm long, sparsely woolly all over; anthers c. 1.75 mm long, the apex without a distinct gland, connective as well as thecae fairly densely woolly. Pistillode 2-locular. Fruits unknown.
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Growth form tree
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Sexuality monoecy
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Mature height (meter) 8.0
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Usage

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Cultivation

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Distribution

Tristiropsis apetala world distribution map, present in Papua New Guinea

Identifiers

LSID urn:lsid:ipni.org:names:785530-1
WFO ID wfo-0000459173
COL ID 593K8
BDTFX ID -
INPN ID -
Wikipedia (EN)
Wikipedia (FR)

Synonyms

Tristiropsis apetala