Grevillea wilkinsonii

Tumut Grevillea

Overview:

Grevillea wilkinsonii, commonly known as Tumut grevillea, is species of flowering plant in the family Proteaceae and is endemic to a restricted part of the south-east of New South Wales
It is an erect, spreading shrub with narrowly oblong to oblong leaves with well-spaced teeth on the edges, and clusters of brownish-pink to purple flowers with a lilac-pink style with a pale yellow tip

Common name: Tumut Grevillea

Conservation status: Critically Endangered

Grevillea wilkinsonii is listed as Critically Endangered on the IUCN Red List of Threatened Species, under the Australian Government Environment Protection and Biodiversity Conservation Act 1999 and under the New South Wales Government Biodiversity Conservation Act 2016
Threats to the species include grazing by livestock, habitat degradation, weed invasion and climate change increasing the frequency of severe floods

Etymology:

The genus was named in honour of Charles Francis Greville, an 18th-century patron of botany and co-founder of the Royal Horticultural Society
The specific epithet (wilkinsonii) honours "Mr Tom Wilkinson" who discovered the species

Flowers:

The flowers are arranged in down-curved clusters on one side of a rachis 20–50 mm long, the pistil 14–15 mm long
The flowers are brownish-pink to purple with a glabrous, lilac-pink style, the tip of the style pale yellow
Flowering occurs in October and November

Fruit:

Leaves:

Its leaves are narrowly oblong to oblong, mostly 50–170 mm long and 8.5–23 mm wide with 5 to 17 pairs of well-spaced teeth on the edges
The leaves are flat, the lower surface covered with silvery, silky hairs

Stem & branches:

Roots:

Habit:

An ascending to erect, spreading shrub that typically grows to a height of 1–2.5 m

Habitat:

Distribution:

Tumut grevillea is only known from two sites in far south-eastern New South Wales,
The larger population occurs near the Goobarragandra River at altitudes between 310 and 340 m
The smaller population occurs near Gundagai, where it grows on the upper slope of a steep hill

Additional notes:

Taxonomy
- Grevillea wilkinsonii was first formally described in 1993 by Robert Makinson in the journal Telopea from specimens collected near Tumut in 1991

Sources of information:

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