Australian Bur Grass (Tragus australianus)
Description
Inflorescence a cylindrical, spike-like panicle, 3-6 cm long, the axis pubescent, bearing short branches each with 2 spikelets. Spikelets sessile, 3.5-5 mm long, in pairs facing each other, each with 1 bisexual floret, rounded, densely spiny on the back, pairs of spikelets deciduous. Glumes dissimilar, the lower minute or absent, the upper 5-7-nerved, broadly pointed, margins rough, the nerves with hooked spines. Lemma 3-nerved, c. 3 mm long, acute or mucronate. Palea almost as long as the lemma, 2-nerved, 2-keeled.
Taxonomic tree
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Domain: Eukarya
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Kingdom: Plantae
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Phylum: Magnoliophyta
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Class: Liliopsida
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Order: Poales
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Family: Poaceae
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Genus: Tragus
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