''Hasseltiopsis'' is a

monotypic In biology, a monotypic taxon is a taxonomic group (taxon) that contains only one immediately subordinate taxon. A monotypic species is one that does not include subspecies or smaller, infraspecific taxa. In the case of genera, the term "unispe ...

genus Genus ( plural genera ) is a taxonomic rank used in the biological classification of living and fossil organisms as well as viruses. In the hierarchy of biological classification, genus comes above species and below family. In binomial nom ...

flowering plant Flowering plants are plants that bear flowers and fruits, and form the clade Angiospermae (), commonly called angiosperms. The term "angiosperm" is derived from the Greek words ('container, vessel') and ('seed'), and refers to those plants th ...

s in the family

Salicaceae The Salicaceae is the willow family of flowering plants. The traditional family (Salicaceae ''sensu stricto'') included the willows, poplar, aspen, and cottonwoods. Genetic studies summarized by the Angiosperm Phylogeny Group (APG) have greatly ...

. It consists of one

species In biology, a species is the basic unit of classification and a taxonomic rank of an organism, as well as a unit of biodiversity. A species is often defined as the largest group of organisms in which any two individuals of the appropriate s ...

of trees: ''Hasseltiopsis dioica'', which is native to Central America. Formerly placed in the heterogeneous family

Flacourtiaceae The Flacourtiaceae is a defunct family of flowering plants whose former members have been scattered to various families, mostly to the Achariaceae and Salicaceae. It was so vaguely defined that hardly anything seemed out of place there and it beca ...

,Sleumer, H.O. 1980. Flacourtiaceae. ''Flora Neotropica'' 22: 1-499. ''Hasseltiopsis'' is now classified in Salicaceae, along with close relatives '' Prockia'', '' Pineda'', '' Neosprucea'', and ''

Banara ''Banara'' is a genus of flowering plants in the family Salicaceae (formerly in Flacourtiaceae). Species accepted by the Plants of the World Online as of October 2022: *'' Banara acunae'' *'' Banara arguta'' *'' Banara axilliflora'' *'' B ...

''.Alford, M.H. 2008. Revision of ''Neosprucea'' (Salicaceae). ''Systematic Botany Monographs'' 85: 1-62.

References

Monotypic Malpighiales genera Salicaceae Salicaceae genera {{Salicaceae-stub