Fertile lemma is 6.5 -- 9.5 millimetres ( 0.26 -- 0.37 in ) long .
Is also chartaceous , elliptic and keelless with scaberulous surface .
Fertile lemma is 6.5 -- 9.5 millimetres ( 0.26 -- 0.37 in ) long and is also chartaceous , elliptic and keelless with scaberulous surface .