Tristania (plant)

Tristania is a monotypic genus of flowering plants native to New South Wales, Australia, closely related to Thaleropia.[2] The genus had a number of species, but some have been reclassified as Lophostemon and Tristaniopsis. The sole species currently in the genus is Tristania neriifolia. It is known commonly as the water gum.[3]

Tristania
Tristania neriifolia cultivated at Maleny, Queensland
Scientific classification
Kingdom: Plantae
Clade: Tracheophytes
Clade: Angiosperms
Clade: Eudicots
Clade: Rosids
Order: Myrtales
Family: Myrtaceae
Subfamily: Myrtoideae
Tribe: Tristanieae
Genus: Tristania
R.Br.
Species:
T. neriifolia
Binomial name
Tristania neriifolia
(Sieber ex Sims) R.Br.
Synonyms[1]
  • Melaleuca neriifolia Sieber ex Sims
  • Melaleuca salicifolia Andrews
  • Tristania persicifolia A.Cunn.
  • Tristania salicina A.Cunn.

It is a small tree, with dense branching. The leaves are evergreen, opposite, simple, lanceolate, 5–9 cm long and 1 cm broad. The flowers are produced in dense clusters of 3–15 together; each flower is 1–1.5 cm diameter, with five small yellow petals and numerous conspicuous stamens.

References

  1. Kew World Checklist of Selected Plant Families
  2. Biffin, E., E. J. Lucas, L. A. Craven, J. Ribeiro da Costa, M. G. Harrington, and M. D. Crisp. (2010) Evolution of Exceptional Species Richness among Lineages of Fleshy-Fruited Myrtaceae.” Annals of Botany 106: 79–93.
  3. Tristania neriifolia. Australian Native Plants Society.


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