Combretum mkuzense J.D.Carr & Retief
  • Bothalia


Cite taxon page as 'WFO (2020): Combretum mkuzense J.D.Carr & Retief. Published on the Internet;http://www.worldfloraonline.org/taxon/wfo-0000616550. Accessed on: 01 Apr 2020'

Morphology

Large shrub up to 5 m tall, widely spreading (to 12 m) with many near-horizontal lateral branches with apices sometimes twining; bark mainly smooth, pale buff-coloured with longitudinal reticulation and occasionally with dark grey bands, flaking; young branchlets light green, glabrous to sparsely puberulous and lepidote. Leaves opposite, exstipulate, petiolate; lamina elliptic to oblong-elliptic, (30-)45(-80) x (15-)20(-30) mm, base rounded, apex obtuse or occasionally retuse, slightly discolorous, upper surface deep green, glabrous except for scales, sometimes with a few cilia at the base, veins slightly immersed, lower surface paler green, glabrous except for scales and a few trichomes on the midrib, hairy pockets sometimes present, 5-7 pairs of lateral veins raised; petioles 4-9 mm long, lepidote, puberulous. Scales 45-85 µm in diam., 8-celled with a number of tangential walls. Inflorescence a spike, up to 25 mm long, singly or in pairs at the apices of previous year's growth and in axils on current extensions; peduncle and rhachis light green, sparsely puberulous, densely lepidote. Flowers sessile, 4-merous; bracteoles ± 0.5 mm long, lepidote; lower receptacle 2-2.3 mm long including restriction at junction with upper receptacle, brownish green, sparsely puberulous with dense yellowish stalked scales; upper receptacle cupuliform, surrounding the disc, distal portion infundibuliform, overall length ± 3 mm, width at sepal apices ± 3 mm, green, sparsely puberulous with whitish scales. Sepals triangular, ± 0.8 mm long, apices fringed with short whitish hairs. Petals 4, pale green, spathulate, glabrous, ± 1.5 mm long. Stamens 8; filaments light green, 6-6.5 mm long; anthers light yellow, 1 mm long. Style light green, ± 3.5 mm long with stigma slightly expanded and darkened. Disc square in outline with long silvery hairs. Fruit 4-winged, up to 50 x 50 mm, outline subcircular with a wide shallow basal notch and a small apical notch, apical peg up to 1 mm long, lepidote, stipe up to 20 mm long, densely lepidote; wings brown-tinged limegreen when ripening, cinnamon when ripe. Seed ellipsoidal, up to 16 x 9 mm, dark purplish brown. Cotyledons 2, up to 33 x 45 mm, transversely elliptic, arising above soil level; petioles ± 3 mm long. Normally flowers in September but a second flowering late in March has also been recorded.

  • Provided by: [B].e-Flora of South Africa
    • Source: [
    • 2
    • ]. 

    Habitat

    It is found in mixed woodland in association with other combretaceous species, Acacia, Sclerocarya, Strychnos, Dialium, Newtonia and Albizia. It grows in deep sand at altitudes of up to 100 m and within 60 km of the coast.

  • Provided by: [B].e-Flora of South Africa
    • Source: [
    • 2
    • ]. 

    Distribution

    Northernmost part of Natal.

  • Provided by: [B].e-Flora of South Africa
    • Source: [
    • 2
    • ]. 

      Bibliography

    • 1 Bothalia
    • 2 Carr, JD; Retief, E. 1989. Combretaceae: A new species of Combretum from Natal. Bothalia 19(1): 38 - 40.

     Information From

    Combretaceae
    World Flora Online Data. 2017.
    • A CC0 1.0 Universal (CC0 1.0).
    e-Flora of South Africa
    e-Flora of South Africa. v1.21. 2018. South African National Biodiversity Institute. http://ipt.sanbi.org.za/iptsanbi/resource?r=flora_descriptions&v=1.21
    • B All Rights Reserved
    World Flora Online consortium
    http://www.worldfloraonline.org/organisation/WFO
    World Flora Online Data. 2018.
    • C CC0 1.0 Universal (CC0 1.0).
    International Union for Conservation of Nature v.3
    https://www.iucnredlist.org/
    IUCN 2019. The IUCN Red List of Threatened Species. Version 2019-1.
    • D See IUCN Terms and conditions of use http://www.iucnredlist.org/info/terms-of-use
    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
    International Union for Conservation of Nature
    https://www.iucn.org/
    IUCN 2016. IUCN Red List of Threatened Species. Version 2016-2
    • F All Rights Reserved