Arundo

A. Danin, Arundo (Gramineae) in the Mediterranean reconsidered in Willdenowia 34. 2004L. Hardion, R. Verlaque, A. Baumel, M. Juin & B. Vila, Revised systematics of Mediterranean Arundo (Poaceae) based on AFLP fingerprints and morphology in Taxon 61. 2012
but modified
1Lemma with hairs obliquely spread over its lower quarter; spikelets with 3-5 florets; culms 3-5 cm in diameter; rhizomatous plants generally covering large areas
1'Lemma with hairs perpendicularly inserted on a ring on its first quarter; spikelets with 1(-2) florets; culms less than 2 cm in diameter; plants with caespitose growth, producing spatially separated tufts