Pelargonium littorale is a species

Species

In biology, a species is one of the basic units of biological classification and a taxonomic rank. A species is often defined as a group of organisms capable of interbreeding and producing fertile offspring. While in many cases this definition is adequate, more precise or differing measures are...

 of Pelargonium

Pelargonium

Pelargonium is a genus of flowering plants which includes about 200 species of perennials, succulents, and shrubs, commonly known as scented geraniums or storksbills. Confusingly, Geranium is the correct botanical name of a separate genus of related plants often called Cranesbills. Both Geranium...

found within the southwest botanical province of 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...

.

Description

A perennial herb found as an erect or semiprostrate shrub, Pelargonium littorale may be 100 to 500 mm in height. The flowers are pink with a deeper coloration at the center.
The species bears a strong resemblace to a co-genor, Pelargonium capitatum

Pelargonium capitatum

Pelargonium capitatum is one of several species known as rose-scented pelargonium in English. The popular names refer to the scent of the essential oils extracted from glandular tissue, not the flowers, which have hardly any scent to speak of. Some of the species are known as kusmalva in...

; a 'rose scented' species, introduced from South Africa, that occupies a very similar habitat.
The species was first described by Karl von Hügel, a plant collector who visited the state in 1837. This was published by Endlicher.
It is described as native, not endemic.

Distribution

The plant in found along coastal regions in the province, the range extends from most south eastern corner to the Geraldton Sandplains

Geraldton Sandplains

Geraldton Sandplains is an Interim Biogeographic Regionalisation for Australia region in Western Australia and part of the larger Southwest Australia savanna ecoregion.It has two sub regions: -* Geraldton Hills sub region* Lesuer sub region...

 in the North. An occurrence is also given in South Australia and Victoria.

Taxonomy

The species has been placed within Pelargonium sect. Peristera.
A subspecies division has also been applied :

• Pelargonium littorale Huegel subsp. littorale