Microlaena

1. Rachilla not elongated between upper glume and lowest lemma M. tasmanica (TAS)
M. tasmanica var. subalpina, Ehrharta tasmanica, E. tasmanica var. subalpina
Rachilla elongated between upper glume and lowest lemma 2


2. Awns of sterile lemmas more than twice as long as lemmas M. stipoides var. stipoides (NSW VIC TAS SA WA QLD)
Ehrharta stipoides
Awns of sterile lemmas shorter than to as  ong as lemmas M. stipoides var. breviseta (NSW)
Ehrharta stipoides var. breviseta

Key to Microlaena derived from Vickery 1975; Willemse 1982 under
Ehrharta

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