Victorian Plants. 479 



2025. Outer bract beset with long hairlets particularly at 



the summit. 



Leaves narrow, much pointed ; nodes bearing a short indu- 

 ment ; spikes from two to very numerous, without any 

 floral leaves, the rhachis beset with soft vestiture ; outer 

 bract oval ; last bract provided with a long twisted 

 brownish shining awn. A. sericeus. 



Outer bract almost glabrous or only ciliolate ... 2026 



2026. Spikes two or three, quite terminal. 



Leaves narrow, generally greyish-green ; spikes relatively 

 long, without any floral leaves; outer bract elliptical, 

 longitudinally venular-streaked, ciliolate ; last bract pro- 

 vided with a conspicuous twisted shining awn. 



A. annulatus. 



Spikes several or many on a short axis. 



Leaves narrow, much pointed, the stem-leaves involute 

 along the margin ; spikes rather long, their rhachis beset 

 with soft hairlets, without any floral leaves ; outer bract 

 elliptic-lanceolar, almost glabrous, occasionally marked 

 by a foveolar impression about the middle ; last bract 

 provided with a twisted shining awn. 



A. intermedius. 



2027. Spikes of spikelets paired in a contracted panicle ... 2028 



Most of the spikelets ternately dispersed in an ample 

 panicle ... ... 2029 



2028. Spikes much beset with soft white vestiture. 



Tall and robust ; leaves long, almost flat ; spikes clasped by 

 floral leaves, somewhat crowded into a rather narrow 

 panicle, finally bent downwards, their rhachis also densely 

 clothed with soft hairlets ; outer bract pointed, glabrous ; 

 last bract provided with a short awn or almost awnless. 



A. bombycinns. 



Spikes glabrous. 



Leaves narrow, pointed ; spikes in an interrupted and very 

 narrow panicle, clasped by floral leaves, soon spreading 

 or bent downwards, their rhachis also glabrous ; outer 



bract pointed ; last bract awnless. A. refractus. 



giat 



