''Hanguana'' is a

genus Genus ( plural genera ) is a taxonomic rank used in the biological classification of extant taxon, living and fossil organisms as well as Virus classification#ICTV classification, viruses. In the hierarchy of biological classification, genus com ...

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 with a dozen known species. It is the only genus in the

family Family (from la, familia) is a Social group, group of people related either by consanguinity (by recognized birth) or Affinity (law), affinity (by marriage or other relationship). The purpose of the family is to maintain the well-being of its ...

Hanguanaceae. The

APG IV system The APG IV system of flowering plant classification is the fourth version of a modern, mostly molecular-based, system of plant taxonomy for flowering plants (angiosperms) being developed by the Angiosperm Phylogeny Group (APG). It was publishe ...

of 2016 recognizes such a family and places it in the order

Commelinales Commelinales is an order of flowering plants. It comprises five families: Commelinaceae, Haemodoraceae, Hanguanaceae, Philydraceae, and Pontederiaceae. All the families combined contain over 885 species in about 70 genera; the majority of speci ...

, in the clade

commelinids In plant taxonomy, commelinids (originally commelinoids) (plural, not capitalised) is a clade of flowering plants within the monocots, distinguished by having cell walls containing ferulic acid. The commelinids are the only clade that the APG IV ...

, in the

monocots Monocotyledons (), commonly referred to as monocots, (Lilianae ''sensu'' Chase & Reveal) are grass and grass-like flowering plants (angiosperms), the seeds of which typically contain only one embryonic leaf, or cotyledon. They constitute one of t ...

(unchanged from the

APG III system The APG III system of flowering plant classification is the third version of a modern, mostly molecular-based, system of plant taxonomy being developed by the Angiosperm Phylogeny Group (APG). Published in 2009, it was superseded in 2016 by a fur ...

of 2009 and the APG II system of 2003. This represents a slight change from the

APG system The APG system (Angiosperm Phylogeny Group system) of plant classification is the first version of a modern, mostly molecular-based, system of plant taxonomy. Published in 1998 by the Angiosperm Phylogeny Group, it was replaced by the improved AP ...

, of 1998, which left Hanguanaceae unplaced as to order, but assigned it to these same clades (although it used the name commelinoids). The family consists of only very few species of perennial, tropical plants in

Sri Lanka Sri Lanka (, ; si, ශ්‍රී ලංකා, Śrī Laṅkā, translit-std=ISO (); ta, இலங்கை, Ilaṅkai, translit-std=ISO ()), formerly known as Ceylon and officially the Democratic Socialist Republic of Sri Lanka, is an ...

Southeast Asia Southeast Asia, also spelled South East Asia and South-East Asia, and also known as Southeastern Asia, South-eastern Asia or SEA, is the geographical United Nations geoscheme for Asia#South-eastern Asia, south-eastern region of Asia, consistin ...

New Guinea New Guinea (; Hiri Motu Hiri Motu, also known as Police Motu, Pidgin Motu, or just Hiri, is a language of Papua New Guinea, which is spoken in surrounding areas of Port Moresby (Capital of Papua New Guinea). It is a simplified version of ...

Micronesia Micronesia (, ) is a subregion of Oceania, consisting of about 2,000 small islands in the western Pacific Ocean. It has a close shared cultural history with three other island regions: the Philippines to the west, Polynesia to the east, and ...

, and northern

Australia Australia, officially the Commonwealth of Australia, is a Sovereign state, sovereign country comprising the mainland of the Australia (continent), Australian continent, the island of Tasmania, and numerous List of islands of Australia, sma ...

.Siti Nurfazilah, A.R., Ahmed Sofiman, O., Mohd Fahmi, A.B. & Boyce, P.C. (2010). Studies on ''Hanguana'' (Commelinales, Hanguanaceae) for Sunda II: Five new forest species from Peninsular Malaysia and recircumscription of ''Hanguana malayana''. Willdenowia 40: 205-219
/ref> Species currently accepted (August 2014): #''

Hanguana bakoensis ''Hanguana'' is a genus of flowering plants with a dozen known species. It is the only genus in the family Hanguanaceae. The APG IV system of 2016 recognizes such a family and places it in the order Commelinales, in the clade commelinids, in th ...

'' Siti Nurfazilah, Sofiman Othman & P.C.Boyce - Sarawak #''

Hanguana bogneri ''Hanguana'' is a genus of flowering plants with a dozen known species. It is the only genus in the family Hanguanaceae. The APG IV system of 2016 recognizes such a family and places it in the order Commelinales, in the clade commelinids, in th ...

'' Tillich & E.Sill - Sarawak #''

Hanguana exultans ''Hanguana'' is a genus of flowering plants with a dozen known species. It is the only genus in the family Hanguanaceae. The APG IV system of 2016 recognizes such a family and places it in the order Commelinales, in the clade commelinids, in th ...

'' Siti Nurfazilah, Mohd Fahmi, Sofiman Othman & P.C.Boyce - Peninsular Malaysia #''

Hanguana kassintu ''Hanguana'' is a genus of flowering plants with a dozen known species. It is the only genus in the family Hanguanaceae. The APG IV system of 2016 recognizes such a family and places it in the order Commelinales, in the clade commelinids, in th ...

'' Blume - Java #''

Hanguana loi ''Hanguana'' is a genus of flowering plants with a dozen known species. It is the only genus in the family Hanguanaceae. The APG IV system of 2016 recognizes such a family and places it in the order Commelinales, in the clade commelinids, in th ...

'' Mohd Fahmi, Sofiman Othman & P.C.Boyce - Sarawak #''

Hanguana major ''Hanguana'' is a genus of flowering plants with a dozen known species. It is the only genus in the family Hanguanaceae. The APG IV system of 2016 recognizes such a family and places it in the order Commelinales, in the clade commelinids, in th ...

'' Airy Shaw - Sarawak, Sabah #''

Hanguana malayana ''Hanguana'' is a genus of flowering plants with a dozen known species. It is the only genus in the family Hanguanaceae. The APG IV system of 2016 recognizes such a family and places it in the order Commelinales, in the clade commelinids, in th ...

'' (Jack) Merr. - Sri Lanka, Myanmar, Thailand, Vietnam, Peninsular Malaysia, Borneo, Java, Sumatra, Sulawesi, Philippines, New Guinea, Queensland, Northern Territory, Palau #''

Hanguana neglecta ''Hanguana'' is a genus of flowering plants with a dozen known species. It is the only genus in the family Hanguanaceae. The APG IV system of 2016 recognizes such a family and places it in the order Commelinales, in the clade commelinids, in th ...

'' ? - Malaya #''

Hanguana nitens ''Hanguana'' is a genus of flowering plants with a dozen known species. It is the only genus in the family Hanguanaceae. The APG IV system of 2016 recognizes such a family and places it in the order Commelinales, in the clade commelinids, in th ...

'' Siti Nurfazilah, Mohd Fahmi, Sofiman Othman & P.C.Boyce - Peninsular Malaysia #''

Hanguana pantiensis ''Hanguana'' is a genus of flowering plants with a dozen known species. It is the only genus in the family Hanguanaceae. The APG IV system of 2016 recognizes such a family and places it in the order Commelinales, in the clade commelinids, in th ...

'' Siti Nurfazilah, Mohd Fahmi, Sofiman Othman & P.C.Boyce - Peninsular Malaysia #''

Hanguana podzolica ''Hanguana'' is a genus of flowering plants with a dozen known species. It is the only genus in the family Hanguanaceae. The APG IV system of 2016 recognizes such a family and places it in the order Commelinales, in the clade commelinids, in th ...

'' Siti Nurfazilah, Mohd Fahmi, Sofiman Othman & P.C.Boyce - Peninsular Malaysia #'' Hanguana stenopoda'' Siti Nurfazilah, Mohd Fahmi, Sofiman Othman & P.C.Boyce - Peninsular Malaysia

References

External links

''Monocot families'' (USDA)links at CSDL
Commelinales Commelinales genera {{Commelinales-stub