Awn length
Record the average length of 10 representative spikelets. Cultivated species: measure the longest awn. Stage: maturity Wild species: measure random awns. Stage: after anthesis Alternatively, cultivated species can be coded as follows:
Legend:
None Awnless
Very short <5 mm
Short ~8 mm
Intermediate ~15 mm
Long ~30 mm
Very long >40 mm