OF THE SPECIES. x'lS. 



Gtnera. Speeia. P'.zU. 



I Florets with two long bristles at the summit... J »wia ftrigeaa. i"? 



( Florets without bristles at the summit ATenafahta, 27 



Sesieria. Sederia eeermlea. 27 



C Outer palea terminating in a short awn not half 



^,^^ I the length of the palea— CfMomnu mttatin. ?3 



I Outer palea terminating in a long awn as long 



V asthe palea Ojfmoawnis tckinatvs. 28 



Dacttlis Daeiylis gbmerata 29 



Abotx) ^rtmdo jpiroffmiUs. 29 



Triodia. Triodia decmmbem. 30 



Bbea ^Brisa media. ZO 



HiEKocHLOK HUroeMoe boreaiu. 31 



.„ V Florets webbed 1. 



POA. I 



f Florets not webbed. 4. 



^ Upper leaf much longer than the dieath. 2. 



( Upperleafaboutaslongorlongerthanthesheath.3. 



.., \ Ligule of upper sheath short and rounded Poa pratauU. 31 



' Ugule of upper sheath long and pointed. J*oa tnciaiU. 35 



, Ligule scarcely perceptible. Outer palea o-ribbed-Poa nemonlu. 36 



\ Ligule prominent. Outer palea three-ribbed... Poa eampraia. 37 



\ Florets hairy at the base _ 5. 



< Florets not hairr ~ li 



\ Outer palea three-ribbed. «. 



( Outer palea five-ribbed — 7. 



\ Panicle erect. Upper leaf linear, folded Poa alpina. 37 



( Panicle drooping. Upper leaf lanceolate. flat—Poa lajca. 38 



^ Upper jointatuated above the centre of the 

 ' ' ( Upper joint atuated below the centre of the 



\ Second sheath not reaching to the first joint.... Poa Pofjmodo. 39 



\ Second sheath extending beyond the first jointJ*oa mtnUama. 39 



f Small glume reaching beyond the base of the 



J third floret 10. 



I Small glume not reaching beyond the base of 

 ' the second floret : 11- 



