Comparison Chart for Species of Hordeum
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Character
fertile floret pedicel
absent (sessile)
1–2 mm long
1–2 mm long
absent (sessile)
or to 0.5 mm longglumes
subulate
8–26 mm long
margins not ciliate
subulate to flattened
25–30 mm long
margins ciliate
subulate to flattened
25–30 mm long
margins ciliate
subulate to flattened
25–30 mm long
margins ciliate
fertile lemma body length
longer than
sterile lemma bodyshorter than
sterile lemma bodyshorter than
sterile lemma bodyshorter than
or same length as
sterile lemma bodyfertile lemma awn length
typically longer than
sterile lemma awnshorter or longer than
sterile lemma awnshorter than
sterile lemma awnlonger than
sterile lemma awnsterile lemma body and awn lengths
body = 3–6 mm
awn = 3–8 mmbody = 8–15 mm
awn = 20–50 mm
body = 8–15 mm
awn = 20–50 mm
body = 8–15 mm
awn = 20–50 mm
sterile palea pubescence
not applicable
pilose
scabrous
± glabrous