Croton scheffleri Pax
  • Bot. Jahrb. Syst.


Cite taxon page as 'WFO (2020): Croton scheffleri Pax. Published on the Internet;http://www.worldfloraonline.org/taxon/wfo-0000932293. Accessed on: 04 Jul 2020'

Morphology

Leaves aromatic; petiole (1–)2–3.5(–4.5) cm. long, densely stellate-tomentose or evenly or sparsely stellate-pubescent or almost glabrous; leaf-blade broadly ovate or rhomboid-ovate, (3–)4–8(–10) cm. long, (1.5–)2–6(–7) cm. wide, acutely or obtusely acuminate, sometimes caudate, cuneate, rounded or almost truncate, with 2(–4) subsessile or stipitate discoid basal glands usually visible from above, serrulate, thinly chartaceous, 5–7-nerved from the base, remaining lateral nerves 3–5 pairs, not prominent above, prominent beneath, evenly to densely greyish or fulvous stellate-pubescent above and very densely whitish or buff stellate-tomentose beneath at first, later becoming evenly or sparingly pubescent above and beneath.

  • Provided by: [C].Plants Of the World Online Portal - FTEA
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    Seeds ovoid-ellipsoid, 5–5.5 mm. long, 3 mm. wide, dark brown, shiny with a small caruncle 1 mm. wide.

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    Fruit trilobed-subglobose, 5 mm. long, 7 mm. wide, septicidal, evenly scurfily stellate-pubescent.

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    Female flowers: pedicels 2–3 mm. long, stouter than the ♂ pedicels, extending to 1.5–2 cm. in fruit, densely stellate-pubescent; sepals 5, ovate to lanceolate or elliptic-oblong, 3 mm. long, 2 mm. wide, accrescent to 1.1 cm. long and 5 mm. wide in fruit, subacute or obtuse, becoming foliaceous, with a midrib and 2–3 pairs of lateral nerves, sparingly stellate-pubescent without, and within in the upper half, glabrous within in the lower half, green; petals 0; disc shallowly 5-lobed, the lobes alternating with the sepals, rounded, puberulous; ovary globose-subtrilobed, 2.5–3 mm. diameter, densely fulvous stellate-tomentose; styles 3, ascending-incurved or somewhat spreading, stellate-pubescent beneath at the base, otherwise glabrous, deeply bipartite, the lobes filiform, 2.5 mm. long.

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    Male flowers: pedicels 4–9 mm. long, evenly or sparingly stellate-pubescent; calyx 5-lobed, the lobes ± ovate, 2–3 mm. long, 2 mm. wide, acute or subacute, sparingly stellate-pubescent without, glabrous within, puberulous toward the apex, greenish; petals 5, obovate-spathulate, 2.5 mm. long, 1.5 mm. wide, obtuse, glabrous without and within except at the base, which is villous, ciliate, especially at the apex, cream; disc-glands free, rounded; stamens 16, filaments 2 mm. long, glabrous, anthers 1 mm. long, orange; receptacle villous.

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    Young twigs sparingly or evenly stellate-pubescent, often adpressedly so.

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    Racemes terminal or subterminal, (1–)3–10(–13) cm. long, either all ♂, all ♀, half ♂ (above) and half ♀ (below) or mostly ♂ with 1–2 ♀’s at the base; axis densely, evenly or sparingly stellate-pubescent; bracts filiform to linear, 1.5–3 mm. long, sparingly stellate-pubescent.

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    A monoecious virgately-branched shrub or small tree up to 12 m. in height, although most commonly 3–6 m.

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    Stipules filiform, 2–7 mm. long, sparingly stellate-pubescent or glabrous, readily deciduous.

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    Bark brown, longitudinally fissured.

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    Older twigs dark purplish grey.

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    Male flowers: pedicels 5–6 mm long; sepals 5, 2.5 × 2 mm, ovate, stellate-pubescent without, glabrous within, greenish; petals 5, 2.5 × 1.5 mm, obovate-spathulate, ciliate but otherwise glabrous, cream-coloured; disk glands 5, rounded-subtruncate, fleshy, pubescent; stamens 15, filaments 2 mm long, glabrous, anthers 1.25 mm long, orange-yellow; receptacle villous.

  • Provided by: [B].Plants Of the World Online Portal - FZ
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    Racemes 4–7 cm long, terminal, few-flowered, usually androgynous, sometimes male; bracts resembling the stipules.

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    Fruits 5 × 7 mm, trilobate-subglobose, septicidal, evenly scurfily and sparingly patent stellate-pubescent.

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    Female flowers: pedicels 2–3 mm long, extending to 1.5–2 cm in fruit; sepals 5, 3 × 2 mm, accrescent to 10 × 5 mm in fruit, ovate-lanceolate to elliptic-oblong, subacute, becoming foliaceous, with a midrib and 2–3 pairs of lateral nerves, sparingly stellate-pubescent without, subglabrous within, green; petals absent; disk shallowly 5-lobed, the lobes alternating with the sepals, rounded, puberulous; ovary 2 mm in diameter, trilobate-subglobose, densely fulvous stellate-tomentose; styles 3, 3–4 mm long, divaricate, deeply 2-partite, the segments filiform, sparingly stellate-pubescent basally, apically subglabrous.

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    Leaf blades 4–12 × 2–9 cm, broadly ovate to ovate-lanceolate, acuminate at the apex, somewhat irregularly serrulate on the margin, wide-cuneate to rounded or truncate at the base, with a pair of shortly-stipitate or subsessile discoid basal glands on the lower surface, chartaceous, sparingly stellate-pubescent on upper surface, evenly to densely so beneath; 5–7-nerved from the base, lateral nerves in 3–4 pairs, slightly prominent beneath.

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    Petioles 1–4 cm long.

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    Twigs dark purplish-grey.

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    Young growth stellate-hirsute.

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    A shrub or small tree to 6 m tall, monoecious or sometimes dioecious.

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    Seeds 4.5 × 3 mm, ovoid-ellipsoid, smooth, shiny, dark brown; caruncle 1 mm wide.

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    Stipules up to 7 mm long, filiform, soon falling.

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     Information From

    Euphorbiaceae
    • A CC0 1.0 Universal (CC0 1.0).
    Plants Of the World Online Portal - FZ
    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
    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
    • C
    World Flora Online consortium
    http://www.worldfloraonline.org/organisation/WFO
    World Flora Online Data. 2018.
    • D CC0 1.0 Universal (CC0 1.0).
    Global Tree Assessment
    http://www.bgci.org/
    BGCI. 2018. GlobalTreeSearch online database. Botanic Gardens Conservation International. Richmond, U.K. Available at www.bgci.org. Accessed on 30/11/2018.
    • E Botanic Gardens Conservation International