Transactions of the Royal Society of New Zealand Volume 85 [electronic resource]

Volume 85, 1957-58

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– 388 –

1. Mouth of the utricle oblique, awns less than 1 mm long	forsteri
Mouth of the utricle straight, awns more than 1 mm long		2
2. Crura less than 0.5 mm long, utricles shorter than the glumes, smooth and turgid when ripe	cockayniana
Crura 0.5 mm long or more, utricles as long or longer than the glumes, nerved		3
3. Spikes slender, nodding on filiform peduncles	vacillans
Spikes and peduncles stout, erect		4

– 389 –

4. Utricles 5 mm long, margins smooth, spikes conspicuously male at the apices	elingamita
Utricles 4 mm long, margins scabrid, spikes without male flowers at the apices	kermadecensis