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Machaerina insularis (Benth.) T.Koyama
Family Cyperaceae
Machaerina insularis (Benth.) T.Koyama APNI*

Description: Robust tufted perennial sedge. Culms 1–2 m high, smooth.

Leaves mainly basal, laterally compressed, equitant at base, 1–1.8 m tall, 2–3 cm wide, smooth.

Inflorescence panicle-like, much branched, 10–20 cm long; spikelets very numerous, brown, 5–6 mm long, 3–4 mm diam.; basal 2–3 glumes sterile; next 2–3 glumes fertile 4–5 mm long; terminal glume small; hypogynous bristles 3, c. 6 mm long; stamens 3; style 3-fid.

Nut trigonous, narrow-ellipsoid, c. 2 mm long, brown, crowned by 'corky' base of style.


Herbarium
Sheet

Distribution and occurrence: Endemic to Lord Howe Island.

On rocky slopes and summits of Mts Gower and Lidgbird.
NSW subdivisions: LHI
AVH map***

Text by K.L. Wilson (2004)
Taxon concept: P.S. Green, Flora of Australia vol. 49 (1994)


APNI* Provides a link to the Australian Plant Name Index (hosted by the Australian National Botanic Gardens) for comprehensive bibliographic data
***The AVH map option provides a detailed interactive Australia wide distribution map drawn from collections held by all major Australian herbaria participating in the Australian Virtual Herbarium project.
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