@book {313,
	title = {Rare or threatened Australian Plants},
	year = {1996},
	publisher = {CSIRO},
	organization = {CSIRO},
	address = {Collingwood, Victoria},
	author = {Briggs, J.D. and Leigh, J.H.}
}
@book {312,
	title = {Encyclopaedia of Ferns: an introduction to ferns, their structure, biology, economic importance, cultivation and propogation},
	year = {1987},
	publisher = {Timber Press},
	organization = {Timber Press},
	address = {Portland},
	author = {Jones, D.L.}
}
