Swaziland's Flora Database:
Canthium armatum (K.Schum.) Lantz
(name current 2016)
Growth form: Tree/shrub
Restricted distribution within southern Africa
Found within protected areas
Swaziland distribution: widespread
Description (Compton's Flora of Swaziland*):
Plectroniella armata - (Insangonsango) Shrub or small tree, hairless or very slightly downy. Stem short, rigid, closely leafy; stout spines up to 1,5 cm long at right angles from some axils. Leaves opposite, stalk slender, up to 1 cm long; blade broadly oval or round, up to 4 cm long and wide, blunt, often notched at tip; stipules small, slender. Inflorescences axillary, rather loose, many-flowered, common stalk up to 2 cm long. Flower-stalk very slender, c 5 mm long. Calyx tube saucer-shaped, c 2 mm long, with four short blunt teeth. Corolla four-lobed, white; tube bell-shaped, hairy within, c 4 mm long; lobes oblong, c 5 mm long, strongly turned downwards, densely white-hairy at mouth. Stamens four, anthers shortly protruding. Ovary three-chambered, one ovule in each chamber, style slender, protruding 4 mm beyond corolla mouth, stigma shortly three-lobed. Fruit fleshy.
* Where species names have changed, these have been matched according to herbarium specimens quoted in this publication.
Included in Tree Atlas.