2-flowerd the lower male or barren, the upper fertile
1-many flowered, if 2 flowered both fertile or the upper sterile
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Characters
- Australian Distribution
- Vegetative
- Inflorescence
- Spikelet
- Basal sterile spikelet glumes (surface indumentum)
- Basal sterile spikelets (length)
- Basal sterile spikelets (size relative to fertile)
- Basal sterile spikelets (whether involucral)
- Companion spikelets (length)
- Companion spikelets (presence of pedicels)
- Companion spikelets (presence)
- Fertile spikelets (presence of pedicels)
- Floret callus ((form)
- Floret callus (presence of wings)
- Involucral bristles (few or many)
- Involucral bristles (hairy or not)
- Involucral bristles (presence of 1 longer bristle)
- Involucral bristles (roughness)
- Involucral bristles (whorls)
- Involucre composed of (type)
- Male spikelets (diclinous male, presence of pedicels)
- Pedicels (hairiness)
- Pedicels (length)
- Pedicels (presence of translucent median line)
- Rachilla internodes (elongation between glumes or florets)
- Spikelet callus (curvature)
- Spikelet callus (shape)
- Spikelet packing (number of rows if evident)
- Spikelets (abscission)
- Spikelets (compression of fertile)
- Spikelets (key couplet for 1-flowered groups)
- Spikelets (key couplet for panicoid)
- Spikelets (kinds of cluster)
- Spikelets (length)
- Spikelets (no. of florets and sexuality)
- Spikelets (outline)
- Spikelets (presence of apical florets)
- Spikelets (shape of apex)
- Spikelets (width)
- Spikelets comprising (number of fertile florets)
- Sterile Florets
- Glume
- Lemma
- Palea