Stylidium fluminense is a dicotyledon

Dicotyledon

The dicotyledons, also known as dicots, are a group of flowering plants whose seed typically has two embryonic leaves or cotyledons. There are around 199,350 species within this group...

ous plant

Plant

Plants are living organisms belonging to the kingdom Plantae. Precise definitions of the kingdom vary, but as the term is used here, plants include familiar organisms such as trees, flowers, herbs, bushes, grasses, vines, ferns, mosses, and green algae. The group is also called green plants or...

 that belongs to the genus

Genus

In biology, a genus is a low-level taxonomic rank used in the biological classification of living and fossil organisms, which is an example of definition by genus and differentia...

 Stylidium (family Stylidiaceae

Stylidiaceae

The family Stylidiaceae is a taxon of dicotyledonous flowering plants. It consists of five genera with over 240 species, most of which are endemic to Australia and New Zealand. Members of Stylidiaceae are typically grass-like herbs or small shrubs and can be perennials or annuals...

). It is an erect annual plant

Annual plant

An annual plant is a plant that usually germinates, flowers, and dies in a year or season. True annuals will only live longer than a year if they are prevented from setting seed...

 that grows from 15 to 30 cm tall. Elliptical

Leaf shape

In botany, leaf shape is characterised with the following terms :* Acicular : Slender and pointed, needle-like* Acuminate : Tapering to a long point...

 leaves, about 10-40 per plant, are scattered along the stems. The leaves are generally 5–19 mm long and 1.5–6 mm wide. This species lacks a scape

Scape (botany)

In botany, scapes are leafless flowering stems that rise from the ground. Scapes can have a single flower or many flowers, depending on the species....

 but has cymose inflorescence

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. Strictly, it is the part of the shoot of seed plants where flowers are formed and which is accordingly modified...

s that are 5–11 cm long. Flowers are pink, mauve, or red. S. fluminense is found in northwestern Australia

Australia

Australia , officially the Commonwealth of Australia, is a country in the Southern Hemisphere comprising the mainland of the Australian continent, the island of Tasmania, and numerous smaller islands in the Indian and Pacific Oceans. It is the world's sixth-largest country by total area...

, including confirmed locations in the Hamersley Range

Hamersley Range

The Hamersley Ranges is a mountainous region of the Pilbara, Western Australia. The range runs from the Fortescue River in the northeast, 460 km south. The range contains Western Australia's highest point, Mount Meharry, which reaches approximately AHD. There are many extensively-eroded...

s and the Harding River near Karratha

Karratha, Western Australia

-Facilities:A range of hotel, motel, B&B and caravan/RV accommodation is available for visitors. However, as the town is booming, accommodation is often hard to come by.The town has restaurants, a tavern, two hotels and two night clubs...

. Its typical habitat is sheltered sites with persistent moisture in sandstone gorges. It flowers in the southern hemisphere

Southern Hemisphere

The Southern Hemisphere is the part of Earth that lies south of the equator. The word hemisphere literally means 'half ball' or "half sphere"...

 from June to October. S. fluminense is most closely related to S. alsinoides

Stylidium alsinoides

Stylidium alsinoides is a dicotyledonous plant that belongs to the genus Stylidium . It is an erect annual plant that grows from 18 to 30 cm tall. Obovate or elliptical leaves, about 20–100 per plant, are scattered along the elongate, glabrous stems. The leaves are generally...

. Its conservation status

Conservation status

The conservation status of a group of organisms indicates whether the group is still extant and how likely the group is to become extinct in the near future...

 has been assessed as data deficient

Data Deficient

Data Deficient is a category applied by the IUCN, other agencies, and individuals to a species when the available information is not sufficient for a proper assessment of conservation status to be made...

.