142 TABULAR VIEW OF BRITISH GRASSES. 



ASTREPTiE — Continued. 



Inflorescence a panicle or spike; florets many; style 



terminal ; outer palea ending in the awn, lateral 



veins, convergent and not continuing throughout ; 



leaf sheaths divided to base. Festuca, 69-73. 

 Inflorescence a panicle ; spikelets in dense, unilateral 



clusters ; outer paleae compressed, veins five, keel 



fringed. Dactylis, 74. 

 Inflorescence a spike, unilateral; pectinate bract at 



base of spikelet. Cynosurus, 75, 76. 

 Inflorescence a loose panicle ; spikelets flat and orbicular. 



Briza, 77, 78. 

 Inflorescence a panicle, spreading or compact ; style 



terminal ; outer palea awnless, glumes unequal. 



Poa, 79-93. 

 Inflorescence a panicle, half-whorled and spreading ; 



glumes broad and truncate or jagged ; florets as a rule 



in twos. Catabrosa, 94. 

 Inflorescence a loose panicle ; axis of spikelet ending in 



a bristle. Molinia, 95. 

 Inflorescence a slender panicle, unilateral or nearly so ; 



florets in ones or twos, with a club-shaped rudiment. 



Melica, 96, 97. 

 Inflorescence a contracted panicle ; spikelets awnless and 



large ; florets in twos or threes ; glumes pointed and 



long, and enclosing the florets ; outer palea bifid or 



trifid. Triodia, 98. 

 Inflorescence a spike, cylindrical, or obtuse ; stigmas 



protruding from base of floret ; spikelets without a 



basal bract. Koeleria, 99. 

 Inflorescence a spike, cylindrical, or ovoid ; stigmas 



protruding from apex of floret ; spikelets with a basal 



bract. Sesleria, 100. 

 Inflorescence a large, diffuse panicle ; florets enveloped 



in the long, silky hairs of the axis ; style long. 



Arundo, 10 1. 



