Fig. 131: Phalaris arundinacca: a, floret, showing fertile and sterile lemmas, X 8; 

 b, spikelet, showing the strongly keeled glumes, fertile lemma and palea, X 8; c, panicle, 

 interrupted below, X 7:,; d, leaf sheath, ligule, blade and mode, X %; e, habit, showing 

 creeping rhizome, X %; f, upper part of culm, showing panicle, X %. (From Mason, 

 Fig. 79). 



