130 POA ANNUA. 
palez, not webbed; exterior one of basal floret five-ribbed; ribs 
smooth. Inner palea membranous, shorter, having two green 
marginal ribs. Filaments three. Anthers brief, pendulous, 
and notched at either extremity. Styles two, short and naked. 
Stigmas feathery. Length from five to fifteen inches. Root 
creeping, throwing out fibres at the lower joints. 
Poa annua differs from P. pratensis in the florets not being 
webbed. 
Blooms all summer through. 
The specimen illustrated was gathered at Highfield House. 
