Grevillea rosmarinifolia A. Cunn., Proteaceae

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Present on Pacific Islands?  no

Primarily a threat at high elevations?  no

Risk assessment results:  Evaluate, score: 4 (Go to the risk assessment)

Common name(s): [more details]

English: rosemary grevillea

Habit:  shrub

Description:  "Erect or occasionally low shrub 0.3-2 m high. Leaves entire, linear to narrowly oblong-elliptic, 0.8-4.0 cm long, 0.7-3 mm wide, acute; margins recurved to tightly revolute; upper surface smooth or rarely sparsely granulose; lower surface wholly enclosed (including midvein) and 1-grooved, or sometimes exposed and loosely tomentose to subsericeous or rarely glabrous. Conflorescence terminal, usually simple, usually decurved, a loose 4-12-flowered subumbelloid cluster or subsecund, basipetal; ultimate floral rachis 2-8 mm long, glabrous. Flowers acroscopic. Perianth glabrous outside, bearded inside. Pistil 15-22.5 mm long; ovary shortly stipitate, glabrous or villous in lower half on ventral side only; stipe swollen (almost as wide as ovary), 0.7-1.4 mm long, with hairs ventrally and laterally; style glabrous or sparsely tomentose in lower half only, scarcely to strongly exserted from late bud; pollen-presenter lateral. Follicle obloid-ellipsoidal, 8-11 mm long, glabrous, with faint longitudinal ridges"  (Flora of Australia online).

Habitat/ecology:  In Australia (native), "grows in open eucalypt forest or woodland or in riparian shrub associations, on rocky slopes or near creeks"  (Flora of Australia online).

Propagation:  "Regenerates usually from seed, in some populations also from rhizomes"  (Flora of Australia online).

Native range:  "Sporadic but widespread in southern New South Wales and Victoria"  (Flora of Australia online).

Presence:

Pacific Rim
Country/Terr./St. & Island group	Location	Cited status & Cited as invasive & Cited as cultivated & Cited as aboriginal introduction?	Reference & Comments
Australia Australia (continental)	Australia (continental)	native	U.S. Dept. Agr., Agr. Res. Serv. (2011)
Australia Australia (continental)	New South Wales	native	U.S. Dept. Agr., Agr. Res. Serv. (2011)

Additional information:
Additional online information about Grevillea rosmarinifolia is available from the Hawaiian Ecosystems at Risk project (HEAR).

Information about Grevillea rosmarinifolia as a weed (worldwide references) may be available from the Global Compendium of Weeds (GCW).

Taxonomic information about Grevillea rosmarinifolia may be available from the Germplasm Resources Information Network (GRIN).

References:

Australian Biological Resources Study. 2011. Flora of Australia Online. Australian Biological Resources Study, Canberra.

U.S. Dept. Agr., Agr. Res. Serv. 2011. National Genetic Resources Program. Germplasm Resources Information Network (GRIN). Online searchable database.