''Stylidium darwinii'' is a small, erect annual plant that belongs to the

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 ...

Stylidium ''Stylidium'' (also known as triggerplants or trigger plants) is a genus of dicotyledonous plants that belong to the family Stylidiaceae. The genus name ''Stylidium'' is derived from the Greek ''στύλος'' or ''stylos'' (column or pillar), wh ...

'' (family Stylidiaceae). It grows up to tall. Elliptic-oblong or obovate to orbicular leaves are scattered and alternate along the simple, glabrous stem. The leaves are generally 2–3 mm long and 1.5-1.8 mm wide.

Inflorescence An inflorescence is a group or cluster of flowers arranged on a stem that is composed of a main branch or a complicated arrangement of branches. Morphologically, it is the modified part of the shoot of seed plants where flowers are formed o ...

s produce many violet-pink flowers, which flower from September to November. ''Stylidium darwinii'' is only known from

Anshi National Park Kali Tiger Reserve (Kannada: ಕಾಳಿ ಹುಲಿ ಸಂರಕ್ಷಿತ ಪ್ರದೇಶ; formerly Anshi National Park) is a protected area and tiger reserve. It is located in Uttara Kannada district, in Karnataka, India. The park i ...

in the Uttara Kannada district 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 ''Karnat ...

India India, officially the Republic of India (Hindi: ), is a country in South Asia. It is the seventh-largest country by area, the second-most populous country, and the most populous democracy in the world. Bounded by the Indian Ocean on the so ...

. Its habitat is recorded as being moist gravelly soils on the outskirts of evergreen forests near roadsides at an altitude of . It can be found in association with several

carnivorous plant Carnivorous plants are plants that derive some or most of their nutrients from trapping and consuming animals or protozoans Protozoa (singular: protozoan or protozoon; alternative plural: protozoans) are a group of single-celled eukaryot ...

species, including '' Drosera burmannii'', ''

Drosera indica ''Drosera indica'' is an carnivorous plant, insectivorous plant, a sundew native to tropical countries throughout the world, from Asia to Africa, but absent from the neotropics.Schlauer, J. 2011World Carnivorous Plant List – Nomenclatural Syno ...

'', and '' Utricularia caerulea''. The specific epithet ''darwinii'' was given to this species in honor of

Charles Darwin Charles Robert Darwin ( ; 12 February 1809 – 19 April 1882) was an English naturalist, geologist, and biologist, widely known for his contributions to evolutionary biology. His proposition that all species of life have descended fr ...

.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. This species was first located in 2007 as part of a floristic survey of Anshi National Park and was first formally described by Sachin A. Punekar and P. Lakshminarasimhan in 2010. It was placed in subgenus '' Andersonia'', but the authors did not identify a section. They did, however, note that ''S. darwinii'' is closely allied with '' S. kunthii'', '' S. inconspicuum'', and '' S. tenellum''.

References

Carnivorous plants of Asia Flora of India (region) Plants described in 2010 darwinii {{Stylidiaceae-stub

See also

References