COMPAEATITE ANALYSIS. 



235 



Geniculatus. 



eottbcellia. 

 Knappia. 



Spabtina. 



Glumes united 



Eoot fibrous, florets very tairy 



Florets very hairy 

 riorets glabrous 



Ctnodon. 

 riorets glabrous, longer than the glumes 



DieiTAEIA. 



Leaves pubescent 

 Leaves glabrous 



Leaves involute, florets awnless 

 2. Spike drooping, glumes longer than the florets 

 Spike erect, glumes not longer than the florets 



HOEBEXTM. 



1. Glumes all setaceous . 

 Glumes not all setaceous . . . .2 



2. Glumes of lateral florets setaceous, of central floret lanceolate Murinum. 

 Inner glumes of lateral florets not setaceous, the rest 



setaceous .... Maritimum. 



Teiticitm. 



1. Spikelets unilateral 

 Spikelets distichous 



2. Glumes and florets obtuse, leaves involute 

 Glumes and florets awned or pointed, leaves flat 



3. Glumes scarcely ribbed, spikelets crowded 

 Glumes ribbed, spikelets not crowded 



4. Eoot fibrous .... 

 Eoot creeping 



Beachypobium. 

 Spike drooping, awns longer than the florets 

 Spike erect, awns shorter than the florets 



LOLIUM. 



1. Spikelets much longer than the calyx 

 Spikelets not longer than the calyx 



2. Florets with long rigid awns 

 Florets with short soft awns 



. Caninum. 

 R&pens. 



Syhaticum. 

 Pinnatum. 



. Ferenne. 

 2 

 Temulentum. 

 Arvense. 



Incurvata. 



AgroBtidea. 



. Stricta. 

 Alterniflora. 



Bactylon. 



Sunguinalis. 

 Humifusa. 



2 



