''Spyridium daltonii'' is a species of flowering plant in the family

Rhamnaceae The Rhamnaceae are a large family of flowering plants, mostly trees, shrubs, and some vines, commonly called the buckthorn family. Rhamnaceae is included in the order Rosales. The family contains about 55 genera and 950 species. The Rhamnaceae h ...

and is

endemic Endemism is the state of a species being found in a single defined geographic location, such as an island, state, nation, country or other defined zone; organisms that are indigenous to a place are not endemic to it if they are also found elsew ...

Victoria Victoria most commonly refers to: * Victoria (Australia), a state of the Commonwealth of Australia * Victoria, British Columbia, provincial capital of British Columbia, Canada * Victoria (mythology), Roman goddess of Victory * Victoria, Seychelle ...

in Australia. It is a shrub with softly-hairy branchlets, linear to narrowly elliptic leaves, and small groups of hairy, yellowish flowers.

Description

''Spyridium daltonii'' is a shrub that typically grows to a height of , its branchlets covered with a soft layer of star-shaped hairs. The leaves are linear to narrowly elliptic, mostly long and about wide with

stipule In botany, a stipule is an outgrowth typically borne on both sides (sometimes on just one side) of the base of a leafstalk (the petiole). Stipules are considered part of the anatomy of the leaf of a typical flowering plant, although in many speci ...

s long at the base. The edges of the leaves are rolled under, the tip is sharply-pointed, the upper surface is

glabrous Glabrousness (from the Latin ''glaber'' meaning "bald", "hairless", "shaved", "smooth") is the technical term for a lack of hair, down, setae, trichomes or other such covering. A glabrous surface may be a natural characteristic of all or part of ...

and the lower surface is covered with star-shaped hairs. The

heads A head is the part of an organism which usually includes the ears, brain, forehead, cheeks, chin, eyes, nose, and mouth, each of which aid in various sensory functions such as sight, hearing, smell, and taste. Some very simple animals may no ...

of flowers arranged on the ends of branches and in upper leaf axils and are up to about in diameter with

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 at the base, the individual flowers more or less

sessile Sessility, or sessile, may refer to: * Sessility (motility), organisms which are not able to move about * Sessility (botany), flowers or leaves that grow directly from the stem or peduncle of a plant * Sessility (medicine), tumors and polyps that ...

, yellowish and densely hairy. The

sepal A sepal () is a part of the flower of angiosperms (flowering plants). Usually green, sepals typically function as protection for the flower in bud, and often as support for the petals when in bloom., p. 106 The term ''sepalum'' was coined b ...

s are long and the petals about long. Flowering occurs from August to October and the fruit is a capsule about long.

Taxonomy

This spyridium was first formally described in 1875 by

Ferdinand von Mueller Baron Sir Ferdinand Jacob Heinrich von Mueller, (german: Müller; 30 June 1825 – 10 October 1896) was a German-Australian physician, geographer, and most notably, a botanist. He was appointed government botanist for the then colony of Vict ...

who gave it the name ''Trymalium daltonii'' in '' Fragmenta Phytographiae Australiae'' from specimens collected b
St. Ely D'Alton
In 2006, Jürgen Kellermann changed the name to ''Spyridium daltonii'' in the journal '' Muelleria''.

Distribution

''Spyridium daltonii'' grows in heathy woodland and is endemic to central areas of the

Grampians The Grampian Mountains (''Am Monadh'' in Scottish Gaelic, Gaelic) is one of the three major mountain ranges in Scotland, that together occupy about half of Scotland. The other two ranges are the Northwest Highlands and the Southern Uplands. T ...

in Victoria.

References

{{Taxonbar, from=Q17242359 daltonii Rosales of Australia Flora of Victoria (state) Plants described in 1875 Taxa named by Ferdinand von Mueller