PLATE 42 



A. — 9 Victor X (? Avena ntida Fj*. A branch of a plant bearing biflorous spikelets 



containing naked kernels. X 2. 

 B. — 9 Victor X c? Avena nuda Fj: A white grain showing no pubescence at the base 



of the lower grain. X 2. 

 C. — Caryopsis of Avena nuda. X 5. 



