Ancistrocladus robertsoniorum J.Léonard
  • Bull. Jard. Bot. Natl. Belg.


Cite taxon page as 'WFO (2020): Ancistrocladus robertsoniorum J.Léonard. Published on the Internet;http://www.worldfloraonline.org/taxon/wfo-0000970440. Accessed on: 27 May 2020'

Morphology

Sepals 5–7 mm. long and 3–4 mm. broad, green and tinged with red towards the tip, some ± ciliate.

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    Flowers spreading, 9–10 mm. in diameter.

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    Fruits coriaceous, adnate to the receptacle and to the calyx-tube in a falsely inferior fruit, obconical, chesnut-brown, 0.5–0.8 cm. high and 6–9 cm. total diameter; sepals unequal, generally 3 long and 2 shorter, with their thickened base adnate to the fruit and canaliculate, with their free part spreading, much enlarged, wing-like, narrowly obovate-elliptic, slightly coriaceous, reaching 3–5 cm. long and 0.6–1.5 cm. broad, forming at the top of the false-fruit an unequal rayed star with a central and conical nipple-shaped elongation 3–4 mm. high.

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    Ovary with the upper part free, conical, 1.5 mm. long, furrowed lengthwise; styles free towards the base, linear, pale green, 3 mm. long, each ending in a 0.5 mm. diameter stigma.

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    Stamens 10–15, in 1–2 cycles, connate at their base; filaments 1 mm. or 1.5–2 mm. long; anthers yellow, 0.7 mm. long.

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    Petals imbricate, 6–7 mm. long and 4–5 mm. broad, slightly fleshy, yellow fading to buff.

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    Vigorous liana, climbing in high trees, entirely glabrous.

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    Seeds obconical, 3–4 mm. long and 4–5 mm. diameter, whitish.

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    Floriferous shoots 4–5 mm. in diameter, with obvious leaf-scars 4 mm. in diameter.

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    Fig. 1.

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    Leaves subsessile, some scattered on the main and the sterile shoots, narrowly obovate-elliptic, reaching 50 cm. long and 10 cm. broad, others crowded in rosette on flowering shoots, obovate-elliptic or narrowly elliptic, tapering towards the base then revolute and decurrent, apex obtuse or sometimes ending in a short 3–4 mm. long acumen, 6.5–19 cm. long and 2–5.5 cm. broad, with 10–14 lateral nerves, reddish brown flushed when young.

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    Cymes axillary or apparently terminal, laxly 2–3 times dichotomously branched, without hooks, delicate, 5–11 cm. broad and 8–16 cm. in total length; peduncle 1 mm. diameter and 2.5–4.5 cm. long to the first ramification; floriferous axes retaining the 3–6 mm. long bases of the often slightly recurved pedicels; mature buds subglobose, 5–7 mm. in diameter; pedicel 5–12 mm. in total length, articulated in the upper two-thirds, slightly accrescent under the fruit, often recurved after the fall of the flower.

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     Information From

    Ancistrocladaceae
    World Flora Online Data. 2017.
    • A CC0 1.0 Universal (CC0 1.0).
    Plants Of the World Online Portal - FTEA
    https://www.kew.org/science/who-we-are-and-what-we-do/strategic-outputs-2020/plants-of-the-world-online
    http://www.plantsoftheworldonline.org/terms-and-conditions
    • B
    World Flora Online consortium
    http://www.worldfloraonline.org/organisation/WFO
    World Flora Online Data. 2018.
    • C CC0 1.0 Universal (CC0 1.0).