1. Spikelets 7.5-11 mm long P. paradoxa (NSW VIC QLD)
Spikelets less than 7 mm long 2

2. Mature inflorescence longer than 5 cm long with primary
branches at least 3 cm long; upper glume 7-11-nerved

P. spinescens (NSW VIC NT SA WA QLD)

P. aspera, P. abortiva

Mature inflorescence 3-5 cm long with primary branches
less than 3 cm long; upper glume 13-15-nerved



Leaf blades 0.5-1.5 mm wide, attenuate to cuneate at the base; spikelets 4-5 mm long P. jagonis (QLD)
Leaf blades 2-6 mm wide, rounded at the base; spikelets 2.5-3.5 mm long  4

Glumes with tubercle-based hairs P. minuta var. minuta  (QLD)
Glumes smooth (without hairs) P. minuta     var. minuta(QLD)

Key to Pseudoraphis derived from Webster 1987

Scratchpads developed and conceived by (alphabetical): Ed Baker, Katherine Bouton Alice Heaton Dimitris Koureas, Laurence Livermore, Dave Roberts, Simon Rycroft, Ben Scott, Vince Smith