''Andersonia'' is a

subgenus In biology, a subgenus (plural: subgenera) is a taxonomic rank directly below genus. In the International Code of Zoological Nomenclature, a subgeneric name can be used independently or included in a species name, in parentheses, placed betw ...

of '' Stylidium'' that is characterized by a linear

hypanthium In angiosperms, a hypanthium or floral cup is a structure where basal portions of the calyx, the corolla, and the stamens form a cup-shaped tube. It is sometimes called a floral tube, a term that is also used for corolla tube and calyx tube. It ...

, recurved mature capsule walls, an erect and persistent septum, and many seeds. This subgenus occurs in areas of tropical northern Australia and into

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 ...

and was named in honour of

William Anderson William Anderson may refer to: Arts and entertainment * William Anderson (artist) (1757–1837), painter of marine and historical paintings * William Anderson (theatre) (1868–1940), Australian stage entrepreneur * William Anderson (1911–1986) ...

, the surgeon and naturalist who sailed with James Cook.Lowrie, A. and Kenneally, K.F. (1999). ''Stylidium candelabrum'' (Stylidiaceae), a new species from the Northern Territory, Australia. ''Nuytsia'', 13(1): 251-254.

Taxonomy

In his 1908 monograph,

Johannes Mildbraed Gottfried Wilhelm Johannes Mildbraed (19 December 1879 – 24 December 1954) was a German botanist that specialized in mosses, ferns, and various spermatophytes. He is well known for authoring the most current monograph and taxonomic treatment of ...

had treated subgenus ''Andersonia'' as a rank without

sections Section, Sectioning or Sectioned may refer to: Arts, entertainment and media * Section (music), a complete, but not independent, musical idea * Section (typography), a subdivision, especially of a chapter, in books and documents ** Section sig ...

. He also had established the subgenus ''Alsinoides'' for species related to '' S. alsinoides'', which are morphologically similar to species of subgenus ''Andersonia''. In 2000, A.R. Bean published a taxonomic revision of subgenus ''Andersonia'' and reduced subgenus ''Alsinoides'' to sectional rank, renamed '' Alsinoida''. Bean also established three other new sections based on cladistic analysis: '' Biloba'', '' Uniflora'', and '' Tenella'', which is really just

George Bentham George Bentham (22 September 1800 – 10 September 1884) was an English botanist, described by the weed botanist Duane Isely as "the premier systematic botanist of the nineteenth century". Born into a distinguished family, he initially studi ...

's series ''Tenellae'', though heavily revised. By adding sectional ranks to subgenus ''Andersonia'', Bean also established the

autonym Autonym may refer to: * Autonym, the name used by a person to refer to themselves or their language; see Exonym and endonym * Autonym (botany), an automatically created infrageneric or infraspecific name See also * Nominotypical subspecies, in zo ...

section '' Andersonia''.Bean, A.R. (2000). A revision of ''Stylidium'' subg. ''Andersonia'' (R.Br. ex G.Don) Mildbr. (Stylidiaceae). ''Austrobaileya'' 5(4): 589-649. In 2010, Sachin A. Punekar and P. Lakshminarasimhan published the new species '' S. darwinii'' from Western Ghats of

Karnataka Karnataka (; ISO: , , also known as Karunāḍu) is a state in the southwestern region of India. It was formed on 1 November 1956, with the passage of the States Reorganisation Act. Originally known as Mysore State , it was renamed ''Kar ...

, India. They placed it in subgenus ''Andersonia'' and mentioned it was closely allied with '' S. kunthii'', '' S. inconspicuum'', and '' S. tenellum'', but they did not place it within a section.Punekar, S.A., and P. Lakshminarasimhan. (2010)
''Stylidium darwinii'' (Stylidiaceae), a new trigger plant from Western Ghats of Karnataka, India.
''Journal of the Botanical Research Institute of Texas'' 4(1): 69-73. Also in 2010, botanist A. R. Bean described three new Australian species from the Northern Territory ('' S. exiguum'', '' S. notabile'', and '' S. osculum'') that belong to subgenus ''Andersonia'', but he did not place them within a section.Bean, A. R. 2010. Four new species of ''Stylidium'' Sw. (Stylidiaceae) from northern Australia. ''Austrobaileya'', 8(2): 107-117.

References

Stylidium Plant subgenera {{Stylidiaceae-stub