Trianthema
Trianthema is a genus of flowering plants in the ice plant family, Aizoaceae. Members of the genus are annuals or perennials generally characterized by fleshy, opposite, unequal, smooth-margined leaves, a prostrate growth form, flowers with five perianth segments subtended by a pair of bracts, and a fruit with a winged lid. The genus contains about 30 described species growing in tropical and subtropical regions, especially Australia. One common species, Trianthema portulacastrum, desert horse purslane, is frequent as a weed in agricultural areas and is widely distributed.
Taxonomy
The genus Trianthema was first formally described in 1753 by Carl Linnaeus in Species Plantarum.Species list
The following is a list of species of Trianthema according to Plants of the World Online as at October 2020:- Trianthema argentinum Hunz. & A.A.Cocucci
- Trianthema ceratosepalum Volkens & Irmsch.
- Trianthema clavatum H.E.K.Hartmann & Liede
- Trianthema compactum C.T.White )
- Trianthema corallicola H.E.K.Hartmann & Liede
- Trianthema corymbosum H.E.K.Hartmann & Liede
- Trianthema crystallinum Vahl
- Trianthema cussackianum F.Muell.
- Trianthema cypseleoides Benth.
- Trianthema glossostigma F.Muell.
- Trianthema hecatandrum Wingf. & M.F.Newman
- Trianthema hereroense Schinz
- Trianthema kimberleyi Bittrich & K.M.Jenssen
- Trianthema megaspermum A.M.Prescott
- Trianthema mozambiquense H.E.K.Hartmann & Liede
- Trianthema oxycalyptrum F.Muell.
- Trianthema pakistanense H.E.K.Hartmann & Liede
- Trianthema parvifolium E.Mey. ex Sond.
- Trianthema patellitectum A.M.Prescott
- Trianthema pilosum F.Muell.
- Trianthema portulacastrum L. – Desert horse purslane
- Trianthema rhynchocalyptrum F.Muell.
- Trianthema salsoloides Fenzl ex Oliv. )
- Trianthema sanguineum Volkens & Irmsch.
- Trianthema sheilae A.G.Mill. & J.Nyberg
- Trianthema triquetrum Willd. ex Spreng.
- Trianthema turgidifolium F.Muell.
- Trianthema ufoense H.E.K.Hartmann & Liede
- Trianthema vleiense H.E.K.Hartmann & Liede