Diplolaena microcephala Bartl.
Lesser Diplolaena

Lehm., Pl.Preiss. 1:173 (1845)
Conservation Code
Not threatened
Naturalised Status
Native to Western Australia
Name Status

Spreading shrub, (0.2-)0.5-2 m high, leaves elliptic, leaf hairs ca 0.7 mm diameter, outer involucral bracts rusty. Fl. red-green/red-orange-pink, Jul to Dec or Jan. Sand, sandy gravelly soils, rocky loam. Granite hills & outcrops, river banks.

Helen Coleman, Descriptive Catalogue, 26 May 1998

Scientific Description

Shrub, spines absent; branchlets smooth, without distinct raised glands, +/- cylindrical in cross-section, covered in hairs or scales, the hairs stellate (star-shaped). Leaves opposite, simple, 7-25 mm long, 3-6 mm wide, flat, the margins flat, smooth, without distinct raised glands, covered in hairs or scales, with stellate (star shaped) hairs; stipular excrescences absent. Flowers in a distinct head surrounded by bracts, the outer bracts 8-12 mm long; pedicels 3-5 mm long; calyx minute or absent, smooth, without distinct raised glands; corolla red, pink, green or orange, petals five, 5-6.5 mm long, imbricate (overlapping), free, hairy on the surfaces; stamens numerous (more than twice as many as petals), 13-21 mm long, smooth, hairy; anthers 1.2-1.3 mm long, without an appendage. Flowers in January, July, August, September, October, November and December. Occurs in the South-West Botanical Province, in the Avon Wheatbelt, Jarrah Forest, Mallee and Esperance IBRA region(s).

C. Hollister and K.R. Thiele, 8 December 2020


IBRA Regions
Avon Wheatbelt, Esperance Plains, Jarrah Forest, Mallee.
IBRA Subregions
Eastern Mallee, Fitzgerald, Katanning, Merredin, Northern Jarrah Forest, Recherche, Southern Jarrah Forest, Western Mallee.
IMCRA Regions
Leeuwin-Naturaliste, WA South Coast.
Local Government Areas (LGAs)
Albany, Augusta Margaret River, Beverley, Cranbrook, Dardanup, Esperance, Jerramungup, Quairading, Ravensthorpe, Tammin.