1	"Ligules white on inner (upper) surface; plant not rhizomatous"	2
1	"Ligules reddish on inner (upper) surface; plant rhizomatous"	3
2	"Plant a robust shrub to 1m tall; capitula solitary or in loose panicles; disk florets bright blue"	"Osteospermum ecklonis"
2	"Plant a perennial herb to 60 cm tall; capitula solitary; disk florets dull violet"	"Osteospermum fruticosum"
3	"Ligules usually light orange-brown on outer (lower) surface"	"Osteospermum barberiae"
3	"Ligules red on outer (lower) surface"	"Osteospermum jucundum"