Spyridium glaucum
{{Short description|Species of shrub}}
{{Use dmy dates|date=July 2022}}
{{Speciesbox
|name =
|image =
|image_caption =
|genus = Spyridium
|species = glaucum
|authority = Rye{{cite web |title=Spyridium glaucum |url=https://biodiversity.org.au/nsl/services/apc-format/display/170378 |publisher=Australian Plant Census |access-date=20 July 2022}}
}}
Spyridium glaucum is a species of flowering plant in the family Rhamnaceae and is endemic to a restricted area of south-western Western Australia. It is an erect or spreading shrub with egg-shaped leaves, and clusters of 3 to 6 rusty-hairy flowers.
Description
Spyridium glaucum is an erect or spreading shrub that typically grows to a height of {{cvt|0.5–1|m}}, its young stems densely hairy, the hairs pressed against the surface. Its leaves are usually egg-shaped with the narrower end towards the base, sometimes oblong to elliptic, {{cvt|12–16|mm}} long and {{cvt|5–9|mm}} wide on a petiole {{cvt|2–4|mm}} long, and with the edges turned down or rolled under. The flowers are borne in heads of 3 to 6, the heads {{cvt|3–6|mm}} wide and densely covered with rust-coloured hairs. The floral tube is {{cvt|0.8–1|mm}} long and the sepals {{cvt|0.7–1.2|mm}} long. Flowering occurs from September to November.{{cite journal |last1=Rye |first1=Barbara L. |title=New and priority taxa in the genera Spyridium and Trymalium (Rhamnaceae) of Western Australia. |journal=Nuytsia |date=1995 |volume=10 |issue=1 |pages=120–121 |url=https://www.biodiversitylibrary.org/item/224896#page/126/mode/1up |access-date=20 July 2022}}{{FloraBase|name=Spyridium glaucum|id=14245}}
Taxonomy
Spyridium glaucum was first formally described in 1995 by Barbara Lynette Rye in the Nuytsia from specimens collected by Eleanor Marion Bennett near Ravensthorpe in 1979.{{cite web |title=Spyridium glaucum |url=https://biodiversity.org.au/nsl/services/rest/instance/apni/568392 |publisher=Australian Plant Name Index |accessdate=20 July 2022}} The specific epithet (glaucum) means "bluish-green or grey", referring to the colour of the leaves.
Distribution
This spyridium is only known from hills north-east of Ravensthorpe in the Esperance Plains bioregion of south-western Western Australia.
References
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Category:Flora of Western Australia