i57 

 Obs. Affinitas haturalis cum Donace. Ocarium in uiroque 

 JloscuJo praesens , tanliim non setnper pcnilus elaboraluni, 

 foric. aristd absorbtum? 



n6. Avena L. (Beauv. T. XVIII. i 1. 4 o) 

 (Airae spp. L.) 

 (Trisetum Pers.) 

 (G a u d i n i a Beaup.) 

 Panicula , quandoque racemosa. 

 Cal. 2-10 florus , glumis membraiiaceis longitudine 



varia. 

 C o r. plerumque basi barbata : valv. ////(/vorbifida 1. siihu- 

 lalo-bilaciniata , dorso aristata : arista tortili , vaga. 

 Lod. sqq. coUaterales. 

 Sem. tectum. 



Species. 



sativa L. alpina. (Jira alpina L.) caryophyllea f^f-^eb. 

 (Aira carjoplirUea L.) 

 etc. 

 Obs. genus coraraode sabdii^idendum. 



117. Deschampsia Beauv. (t. xyui r 5; 



Panicula. 



Cal. 2-4-florus, flosculos aequans. • 



Cor. basi piiis stipata : valv. /«yer/or nriultidentata . in- 



fra medium aristata : aii!?ta rectii. 

 Lod. sqq. collalerales. 

 Sem. liberum 



