Arundinella grandiflora (Arundinella grandiflora)
Description
Perennial,loosely tufted with scaly rhizomes.Culms erect,0.6–1.2 m tall,2–5 mm in diam.,internodes glabrous,3-noded,nodes blackish,bearded or glabrous.Leaf sheaths with tubercle-based hairs when young,glabrescent;leaf blades linear-lanceolate,flat,rather rigid,10–30 cm × 5–14 mm,glabrous on both surfaces,lacking an obvious midvein,margins scabrid or tuberculate-ciliate,apex acuminate;ligule ca.0.5 mm.Panicle contracted,lanceolate in outline,10–30 cm;central axis smooth,glabrous;branches up to 10(–15) cm,single or paired,densely spiculate,usually with branchlets;pedicels smooth.Spikelets 6–7 mm,purple or purplish red;glumes glabrous,smooth or veins scabrid;lower glume 3.8–4.5 mm,(3–)5(–7)-veined;upper glume as long as spikelet,5-veined;lower floret staminate or barren,slightly longer than lower glume;upper floret 3–3.5 mm,lemma scabrid on back,apex awned;awn geniculate with brown twisted column,5–6 mm;callus hairs ca.1/3 length of lemma.Fl.and fr.Jul–Sep.
Taxonomic tree
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Domain: Eukarya
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Kingdom: Plantae
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Phylum:
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Class: Liliopsida
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Order: Poales
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Family: Poaceae
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Genus: Arundinella
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