Grevillea plurijuga F.Muell.
Fragm. 4:84-85 (1864)
Monday 14 August 1995
Spreading, ? lignotuberous shrub, (0.3-)0.6-3 m high, up to 3.5 m wide. Fl. red/pink, Jul or Sep to Dec or Jan. Sandy or loamy soils, often with gravel over laterite or limestone.
Beard’s Provinces: Eremaean Province, South-West Province.
IBRA Regions: Coolgardie, Esperance Plains, Mallee.
IBRA Subregions: Eastern Goldfield, Eastern Mallee, Recherche.
Local Government Areas (LGAs): Dundas, Esperance.
Chris Hollister and Nicholas S. Lander,
Tuesday 8 April 2008
Habit and leaf form. Shrubs, 0.5–2 m high. Branchlets not glaucous. Leaves simple, 20–120 mm long overall. Leaf blade dissected, subpinnatisect, not further divided. Leaf lobes 2–20 mm long, 0.5–2 mm wide. Margins revolute, enclosing the lower surface of the leaf blade, forming two grooves with the midvein.
Inflorescence and floral features. Inflorescence terminal; a raceme. Flowers green or red or pink or grey, very irregular. Pedicel 7–12 mm long. Perianth 12–15 mm long, glandular-hairy or simple-hairy, 4 -partite; lobes free and joined. Stamens 4. Pistil 35–47 mm long, stipitate; stipe 1.5–2 mm long. Ovary glabrous. Styles glabrous, red or pink. Pollen presenter lateral.
Fruit features. Fruit ribbed or ridged, obovoid, glabrous, 12–16 mm long.
Flowering Time. September, or October, or November, or December.
Habitat. Amongst medium trees, or low trees, or tall (sclerophyll) shrubland, or low (sclerophyll) shrubland; in gravelly soil, or sand, or loam, or clay.
Distribution. Western Australia. Western Australian Botanical Province(s): Eremaean and South-west; IBRA Bioregions ER: COO; IBRA Bioregions SW: MAL and ESP. Western Australian native; endemic to Western Australia.
subsp. plurijuga: Leaf lobes 0.5–1.5 wide; peduncle decurved within or trailing at base of plant; pistil 35–40 mm long
subsp. superba: Leaf lobes 1–2 mm wide, peduncle emergant above top of plant; pistil 35–47 mm long.
Etymology. plurijuga (L): plus, pluris more, several + jugum yoke, beam (refers to the numerous leaf-segments: Grevillea).
Descriptions were generated using DELTA format and DELTA software: Dallwitz (1980) and Dallwitz, Paine and Zurcher (1993 onwards, 1995 onwards, 1998)