Jepson eFlora
Key to families | Table of families and genera

Key to Aira

View taxon page for Aira

1. Inflorescence compact, spike-like, 0.3–0.7 cm wide; glumes 3–3.5 mm ..... A. praecox

1' Inflorescence open, 1.5–10 cm wide; glumes 1.5–3 mm

2. Inflorescence branches equal; spikelet stalk generally 1–2 × spikelet; spikelet 2.4–3.5 mm ..... A. caryophyllea

2' Inflorescence branches unequal; spikelet stalk 2–8 × spikelet; spikelet 1.5–2.5 mm ..... A. elegans

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Citation for the whole project: Jepson Flora Project (eds.) [year] Jepson eFlora, http://ucjeps.berkeley.edu/IJM.html [accessed on month, day, year]
Citation for an individual treatment: [Author of taxon treatment] [year]. [Taxon name] in Jepson Flora Project (eds.) Jepson eFlora, [URL for treatment]. Accessed on [month, day, year].
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