1	"Racemes 3-many jointed"	"Chrysopogon oliganthus"
1	"Raceme 1-2 jointed"	2
2	"Awn to 7mm long or absent"	3
2	"Awn to 17mm long"	4
3	"Tufted plant with setaceous leaf blades"	"Chrysopogon setifolius"
3	"Creeping plant with flat or folded leaf blades"	"Chrysopogon aciculatus"
4	"Callus 4-6mm long"	"Chrysopogon pallidus"
4	"Callus 1.5-3.5mm long"	5
5	"Leaf-blades 1-2cm wide"	"Chrysopogon latifolius"
5	"Leaf-blades much less than 1cm wide"	"Chrysopogon fallax"