Banksia rosserae Olde & Marriott
Nuytsia 15:88-91,Fig.1 (2002)

Conservation Code: Priority One
Naturalised Status: Native to Western Australia
Name Status: Current

Brief Description
Amanda Spooner, Monday 5 May 2003

Multi-stemmed, open-branched, lignotuberous shrub, to 3 m high, with papery bark around the base of the stems. Fl. yellow, Jul to Oct. Deep yellow sand, laterite. Plains.


Beard’s Provinces: Eremaean Province.

IBRA Regions: Murchison.

IBRA Subregions: Eastern Murchison.

Local Government Areas (LGAs): Mount Magnet.

Scientific Description
Chris Hollister, Nicholas Lander and Kevin Thiele, Thursday 7 February 2019

Shrubs, 2.5-3 m high; branchlets hairy. Leaves petiolate, alternate, 50-120 mm mm long, 5-12 mm wide, hairy; lamina flat, more or less the same width throughout, once divided, pinnately divided, shallowly divided, teeth pointing outwards, the margins flat. Inflorescences pubescent (with soft, straight, erect hairs), yellow, hairy. Perianth 30-32 mm long, glabrous, without awns; pistil 30-33 mm long, curved, style hairy. Follicles elliptic (?), ovate (?), obovate (?), orbicular (?), curved-obovate (?), cuneate (?) or oblong (?), 10-22 mm long. Flowers in July, August, September or October. Occurs in the Eremaean (ER) Botanical Province(s), in the Murchison (MUR) IBRA subregion(s). Conservation code Priority One (P1).