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Key to Zoysia

Poaceae

Zoysia

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1 Leaves < 0.5 mm wide; racemes with 3-12 spikelets; peduncles included to extending < 1 cm beyond the sheaths of the flag leaves
1 Leaves 0.5-5 mm wide; racemes with 10-50 spikelets; peduncles extending (0.3-) 1-6.5 cm beyond the sheaths of the flag leaves.
  2 Pedicels 1.6-3.5 mm long; spikelets ovate, 1.1.4 mm wide; culm internodes 2-10 mm long; blades ascending
  2 Pedicels 0.6-1.6 mm long; spikelets lanceolate, 0.6-1.0 mm wide; culm internodes 5-40 mm long, all plants with at least some internodes > 14 mm long; blades spreading at nearly 90 degree angles