Chordifex jacksonii B.G.Briggs & L.A.S.Johnson
Telopea 10:693-694, Fig. 9 (2004)

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

Brief Description
Grazyna Paczkowska, Thursday 11 August 1994

Rhizomatous, erect perennial, herb, 0.4-1 m high. Sand, loamy sand. Seasonally inundated swamps.

Distribution

Beard’s Provinces: South-West Province.

IBRA Regions: Jarrah Forest, Warren.

IBRA Subregions: Southern Jarrah Forest, Warren.

Local Government Areas (LGAs): Augusta-Margaret River, Denmark, Manjimup, Nannup.

Scientific Description
Chris Hollister and Kevin Thiele, Friday 1 September 2017

Rhizomes tufted, hairy. Basal sheath glabrous, dull, striate. Culms semi-flattened, internal structure (at base of culm) hollow, glabrous, striate, not marbled, not fasciculate. Culm 200-630 mm long. Sheaths (including blade) appressed throughout, glossy, striate, glabrous, margins not translucent. Apex finely pointed, glabrous. Dioecious (with separate male and female plants). Male and female inflorescences similar, posture (male inflorescences only) More or less erect, Culms unbranched below the inflorescence. Male spikelet 4.5-9 mm long. Subtending bract hairy, Outer bract 4-5.5 mm long, margins firm and opaque, Apex acuminate to attenuate. Perianth glabrous. 3-3.6 mm long. Inner bract hairy, margins firm and opaque, Apex acuminate to attenuate. Inner bract 4-5.5 mm long. Filament 2-3 mm long. Anther 1.8-2.2 mm long. Female spikelet NaN (?) mm long. Subtending bract hairy (?) or glabrous (?), margins thin and translucent (?) or firm and opaque (?), Apex acute (?), acuminate to attenuate (?) or obtuse (?). Outer bract NaN (?) mm long. Perianth glabrous (?) or hairy (?). NaN (?) mm long. Inner bracts NaN (?) mm long, hairy (?) or glabrous (?), margins thin and translucent (?) or firm and opaque (?), Apex acute (?), acuminate to attenuate (?) or obtuse (?). Style three (or three-branched) (?), two (or two-branched) (?) or one, arising centrally from the ovary apex (?). NaN (?) mm long. Fruit bilocular (capsule). Flowering Time January, February, April, September or October. Botanical Province South-West, IBRA Bioregions Jarrah Forest or Warren. Conservation Code Priority Three (P3).