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Knobby Club-rush photos | Family: Sedge (Cyperaceae) |
Scientific Name: | Ficinia nodosa (syn. Isolepis nodosa) | Knobby Club-rush plants Photo: A J Brown | |||||
Other Common Names: | Knobby Club-sedge, Knotted Club-rush | ||||||
Status: | Native to all Australian states, New Zealand, South Africa and South America. | ||||||
Plant Description: | Rhizomatous rooted perennial with stems from 15-100 cm high and 1-2 mm diameter. Rhizomes are relatively stout and tough. Leaves reduced to orange-brown sheaths. Flower-head, dense and globular or hemispherical in shape, 7-20 mm diameter with numerous spikelets, subtended by a rigid and sharply pointed bract. Fruit a smooth, glossy, dark brown to black nut of irregular shape and 1 mm diameter. | ||||||
Habitat: | Common and widespread from near-coastal and nutrient deficient, Mallee sands to heathlands. Often on the margins of saline or subsaline lakes and watercourses in Western Victoria and the Wimmera and the margins of coastal salt-marshes but also occurs in non-saline wet or moist situations.
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Back view of Knobby Club-rush flower-head Photo: A J Brown | Front view of Knobby Club-rush flower-head Photo: A J Brown |
Flower-heads of Knobby Club-rush Photo: A J Brown |