''Streptoglossa cylindriceps'' is a species of flowering plant in the family

Asteraceae The family Asteraceae, alternatively Compositae, consists of over 32,000 known species of flowering plants in over 1,900 genera within the order Asterales. Commonly referred to as the aster, daisy, composite, or sunflower family, Compositae w ...

and grows in Western Australia, South Australia and the Northern Territory. It is a ground cover or ascending perennial or annual herb with bluish purple or pink flowers.

Description

''Streptoglossa cylindriceps'' is a short-lived, perennial or prostrate herb with faintly aromatic, glandular leaves and stems covered in soft, thin hairs. The leaves are oblong to lance shaped to spoon or oval shaped, long, wide, narrowing gradually at the base, margins smooth or toothed and pointed or blunt at the apex. The flowers are borne singly on either long or short branches consisting of 35-80 pink, lilac or blue-purple florets,

involucre In botany, a bract is a modified or specialized leaf, especially one associated with a reproductive structure such as a flower, inflorescence axis or cone scale. Bracts are usually different from foliage leaves. They may be smaller, larger, or of ...

long and the

bract In botany, a bract is a modified or specialized leaf, especially one associated with a reproductive structure such as a flower, inflorescence axis or cone scale. Bracts are usually different from foliage leaves. They may be smaller, larger, or of ...

s purplish or green. Flowering occurs most months of the year and the fruit is dry, one-seeded, curved, ribbed, long and densely covered with silky, flattened hairs.

Taxonomy and naming

''Streptoglossa cylindriceps'' was first formally described in 1981 by

Clyde Robert Dunlop Clyde may refer to: People * Clyde (given name) * Clyde (surname) Places For townships see also Clyde Township Australia * Clyde, New South Wales * Clyde, Victoria * Clyde River, New South Wales Canada * Clyde, Alberta * Clyde, Ontario, a to ...

and the description was published in ''

Journal of the Adelaide Botanic Garden The Adelaide Botanic Garden is a public garden at the north-east corner of the Adelaide city centre, in the Adelaide Park Lands. It encompasses a fenced garden on North Terrace (between Lot Fourteen, the site of the old Royal Adelaide Hospital ...

''. The

specific epithet In taxonomy, binomial nomenclature ("two-term naming system"), also called nomenclature ("two-name naming system") or binary nomenclature, is a formal system of naming species of living things by giving each a name composed of two parts, bot ...

(''cylindriceps'') means "cylinder" and "headed".

Distribution and habitat

This streptoglossa grows in drier regions in a variety of situations and soils including red sand or clay, floodplains, rocky creeks and occasionally flooded swamps.

References

{{Taxonbar, from=Q15554522 Asterales of Australia Flora of the Northern Territory Flora of South Australia Flora of Western Australia cylindriceps