No. GOS] 



WEAK AWN IN AVENA CEOSSES 



483 



tlierefore, to one re])resentativ(' pnnirl.' tVoiii <';i('li pljiiit. 

 Tlio sjHkelets were picked fi'otii >U('!i ;i p;niifl(\ cMiniiiied 

 for awns, and placed in a sitial! >t'cil ciivcIoik' oii wliicli 

 was recorded the data as to tdal iiuitilKM' of spikelets, 

 nimiber witli one awn, and iiiiiiilicr with i\v<t awns. 



:\lATKiaAi. 



The wi'ak awitcd variclics i-cfoiled on here are the 

 ]->urt and a sti-aiii of the lied I'cxas. Attention was cen- 

 tered upon the variety Wnvt The awiiless type in all 

 cases was the cultivated variety Si\t\ Day. Tor the 

 strong-awned oat. a Mi-ain .M" Ar.'r,, ininn wa^ UM-d. All 

 forms had been u-rown in puiv line eultuiv previous to 

 crossing and were uniform within theinsel\-es. 



Series r)Ual liurt Sixty. Day 

 (AVeak Awn Awnle^M 

 A cross between the I'.urt and Si\t\ l)a> uave an 

 which was almost awrile». A few \Ai\\\\< had awii> on 

 some of the spikelet^. hut tiie -eneration could Ih" eon- 



