Electronic Flora of South Australia
Electronic Flora of South Australia
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Electronic Flora of South Australia species Fact Sheet

Family: Proteaceae
Grevillea treueriana

Citation: F. Muell., Fragm. Phyt. Aust. 9:123 (1875).

Synonymy: Not Applicable

Common name: None

Shrub c. 2 m diam., with spreading branches; branchlets persistently appressed-pubescent, with 3 glabrescent ribs decurrent from base of each leaf; leaves rigid, bipinnatipartite, 1.5-3 cm long, with a sparse persistent appressed pubescence, the petiole 0.5-1 cm long, the segments widely spreading, divaricate, the primary segments 3 or 5, hi- or tri-sect, rarely simple, the final segments thus rarely 3, usually 9-18, linear, 0.7-1.5 cm X 0.7-1.4 mm, tetragonous by the thick more or less recurred margins and the broad prominent midrib, with 2 fine grooves between them below.

Racemes 1-sided, with c. 20-35 flowers, the flower-subtending bracts ?tiny, deciduous in bud, the rhachis, perianth, pedicel and perianth externally appressed-pubescent; rhachis 3.5-5.5 cm long; pedicel 2-3.8 mm long; torus slightly oblique; perianth 6.5-7.5 (?- 8) mm long, red, glabrous inside, the limb recurved splitting fully down one side only; gland horseshoe-shaped, not very prominent; ovary more or less raised-tomentose on a slightly longer appressed-tomentose gynophore; style c. 16-19 mm long, red, glabrous, greatly exserted above perianth, dilated below only into the oblique, slightly convex pollen-presenter with a short apical protuberance.

Fruit unrecorded.

image of FSA1_Grevillea_tre.jpg twig and pistil
Image source: fig. 69e in Jessop J.P. & Toelken H.R. (Ed.) 1986. Flora of South Australia (4th edn).

Distribution:  Common in rock crevices.

S.Aust.: GT.

Conservation status: native

Flowering time: Sept. — Oct.

SA Distribution Map based
on current data relating to
specimens held in the
State Herbarium of South Australia

Biology: Known from only 2 collections. In the absence of the type, the above has been compiled from the original description and a collection made in 1970 by B. Lay.

Taxonomic notes: Mr D. McGillivray reports that W.Aust. populations formerly placed with this species are separate species.

Author: Not yet available

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