Guioa waigeoensis Welzen

Species

Angiosperms > Sapindales > Sapindaceae > Guioa

Characteristics

Small tree, c. 4 m high, dbh c. 5 cm. Branchlets sericeous, especially when young; flowering twigs c. 1 mm thick. Leaves 3-or 4-jugate; rachis 0.4-3.7 cm long, flattened above, slightly winged (wing less than 1 mm broad), subsericeous, petiole 0.4-0.8 cm long. Leaflets subsessile, opposite to sub-opposite, elliptic, 13-2A by 0.4-0.6 cm, index 3.3-4, rather symmetrical, coriaceous, punctate; base attenuate; margin at least in some leaflets slightly serrate, revolute; apex acute, mucronulate; upper surface subsericeous; lower surface dull, papillate, shortly sericeous, domatia in at least some leaflets a single, small sac on basiscopic side in axil of second nerve; venation flat to slightly raised on lower side; nerves 0.2-0.4 cm apart, marginally looped and joined; veins densely reticulate, indistinct. Infructescences axillary, not or at most branching along rachis; latter flattened, 1.2-2 cm long, sericeous; first order branches up to 0.6 cm long; bracts and bracteoles triangular, outside sericeous, inside glabrous; bracts 0.6-0.7 mm long; bracteoles c. 0.3 mm long; pedicels c. 5.8 mm long, sericeous except for the glabrous articulate part. Flowers white. Sepals 5, ovate, margin pilose, glands unknown, outside and inside glabrous; 2 outer smaller ones c. 1.8 by 1.3-1.9 mm; 3 inner larger ones 2-2.4 by 1.7-2.4 mm, margin petaloid. Petals unknown. Disc uninterrupted. Stamens and pistil unknown. Fruits with 1-3 well developed lobes (see note), c. 1.2 by 1.2 cm, smooth to slightly rugose, glabrous, blackish when dry; stipe c. 3 mm high, rather slender; margin blunt; lobes c. 8 by 7 mm; septa complete. Seeds still immature.
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Growth form tree
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Sexuality monoecy
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Usage

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Cultivation

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Conservation status

Guioa waigeoensis threat status: Vulnerable

Identifiers

LSID urn:lsid:ipni.org:names:935713-1
WFO ID wfo-0000711913
COL ID 3HLDT
BDTFX ID -
INPN ID -
Wikipedia (EN) Link
Wikipedia (FR) Link

Synonyms

Guioa waigeoensis