NEXUS
[File created by TreeBASE:  7/26/07  20:54:53]
[Matrix accession#: M148c2x5x96c17c51c27]

BEGIN TAXA;
	TITLE M148c2x5x96c17c51c27;
	DIMENSIONS  NTAX=20;
	TAXLABELS
		Archaeopteris	Medullosans	Cycads	Lyginopteris	Cordaixylon	Mesoxylon	Lebachia	Extant_Conifers	Ginkgo	Callistophyton	Peltasperms	Glossopterids	Caytonia	Corystosperms	Bennettitales	Pentoxylon	Gnetum	Welwitschia	Ephedra	angiosperms
	;
END;

BEGIN CHARACTERS;
	TITLE M148c2x5x96c17c51c27;
	DIMENSIONS NCHAR=31;
	FORMAT  MISSING=? GAP=N SYMBOLS= " - +";
	MATRIX
		Archaeopteris         +--N-N-NN---N--NNN-+N-NNN-----N
		Medullosans           -++++++--+--N--N----N-NNN-----N
		Cycads                ++++++---+--N+-N----N-NNN-----N
		Lyginopteris          ++++--+--+--N--N---+N-N-N-----N
		Cordaixylon           +++++-+++--+++++----N-NNN-----N
		Mesoxylon             +++++-+++--++-++----N-NNN-----N
		Lebachia              +++++-+++-+++-------N-NNN-----N
		Extant_Conifers       +++++-+++-++++--+---N-NNN-----N
		Ginkgo                +++++-+-+--+N+-N----N-NNN-----N
		Callistophyton        +++++-++++--N+-N+---N-NNN-----N
		Peltasperms           +++++-+-++--N+-N----N---N-----N
		Glossopterids         +++++-++++--N+-N-+------N-----N
		Caytonia              +++++-++++--N+-N-++-----N-----N
		Corystosperms         +++++-++++--N+-N-++++---N-----N
		Bennettitales         +++++-+-++--N+-N-++++++++------
		Pentoxylon            +++++-+-++--N+-N-++++++++------
		Gnetum                ++++N-+--+--N+--+-++N-NNN+++-++
		Welwitschia           ++++N-+-----N+--+-++N+NNN++++++
		Ephedra               +++++-+-+---N+--+-++N+NNN---+++
		angiosperms           +++++-+--+--N+-N++++++--N+-----
	;
END;