Sandhill Canegrass

Family: Poaceae
Genus: Zygochloa
Species: paradoxa
Main Flower Colour: Other

Description

Robust, dioecious, rhizomatous perennials forming tussocks or hummocks 1.5 m tall, 1 m wide. Culms hard, brittle, up to 8 mm or more in diam., somewhat punctilate, otherwise smooth.

Ligule a row of hairs to 1 mm long; blade sparse, stiff, flat, with prominent nerves, disarticulating early at the narrow blade-sheath junction and tapered to a thickened tip.

Inflorescence of 2 types: male heads globular, 1–2 cm diam.; female heads also globular, 2.5–3.5 cm diam., the prominent chaffy bracteoles with rigid tips. Spikelets dimorphous, unisexual, slightly dorsally compressed. Male spikelets shortly pedicellate, 6–8 mm long, few in a spike-like panicle, with 2 male florets; glumes subequal, rigid, 5–7-nerved; lemmas stiff with translucent margins, 5-nerved; palea rigid, keeled, the keels winged below. Female spikelets 6–10 mm long, solitary, shortly pedicellate, subtended by 3 membranous multinerved bracteoles with curved awn-like tips, florets 2, the lower sterile, the upper bisexual; glumes subequal to the spikelet, stiff, 7–9-nerved; lemmas 2, the lower rigid, hardened, 5-nerved, the upper stiff, involute with firm margins, 5-nerved; paleas 2, the lower strongly keeled, the upper hardened, 2-nerved.

Identification

The main flower colour is other.

References

NEW SOUTH WALES FLORA ONLINE
WildflowerID589
Views (per week)12
Views2105

Location

Bio Regions

SSD - Simpson Strzelecki Dunefields

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