Banksia sessilis var. cygnorum (Gand.) A.R.Mast & K.R.Thiele
Austral.Syst.Bot. 20:70 (2007)

Conservation Code: Not threatened
Naturalised Status: Native to Western Australia
Name Status: Current

Brief Description
Amanda Spooner, Monday 26 May 2008

Non-lignotuberous shrub or tree, 0.5-5 m high. Fl. cream-yellow, Jul to Oct. White/grey or yellow sand over limestone.

Distribution

Beard’s Provinces: South-West Province.

IBRA Regions: Geraldton Sandplains, Swan Coastal Plain.

IBRA Subregions: Geraldton Hills, Lesueur Sandplain, Perth.

IMCRA Regions: Leeuwin-Naturaliste.

Local Government Areas (LGAs): Cambridge, Carnamah, Cockburn, Cottesloe, Dandaragan, Fremantle, Gingin, Greater Geraldton, Irwin, Joondalup, Nedlands, Perth, Rockingham, Stirling, Wanneroo, Waroona.

Scientific Description
Chris Hollister, Nicholas Lander and Kevin Thiele, Friday 20 July 2018

Shrubs, 1-3 m high; branchlets glabrous or hairy. Leaves petiolate, alternate, 15-40 mm mm long, 10-22 mm wide, glabrous; lamina flat, clearly widest above the middle, once divided, pinnately divided, shallowly divided, teeth distinctly pointing towards the apex, with 2-5 lobes on each side, the margins flat. Inflorescences hirsute (with long, rough and coarse hairs), yellow; innermost bracts 7-10 mm long, hairy. Perianth 20-24 mm long, glabrous, without awns; pistil 23-25 mm long, straight, style glabrous. Follicles glabrous, pubescent (with soft, straight, erect hairs), ovate, 10-12 mm long. Flowers in July, August, September, October or November. Occurs in the South-west (SW) Botanical Province(s), in the Geraldton Sandplains (GS) or Swan Coastal Plain (SWA) IBRA subregion(s).