118 POA LOLIACEA. 



exterior one of basal floret five-ribbed, marginal ribs broad, having a 

 white band down the centre. 



It is occasionally difficult to recognise P. loliacea from P. rigida. 



Length from two to five inches. Eoot annual and fibrous. 



Flowers in the middle of July, and ripens its seed in a month. 



The specimen for illustration was gathered in the Island of Anglesea, 

 by Mr. Joseph Sidebotham. 



