1	"Leaves fleshy, ususally with toothed or spiny margins; plants herbaceous, shrubby, or arborescent, sometimes rhizomatous; leaves sometimes in a basal rosette"	Aloe
1	"Leaves thin or subterete; plants rhizomatous herbs; leaves always all basal"	2
2	"Filaments glabrous; pedicels jointed near the middle"	"Asphodelus {Asphodelus fistulosus}"
2	"Filaments hairy or scabrous; pedicels not jointed or jointed only near the top"	3
3	"Filaments retrorsely scabrous"	Trachyandra
3	"Filaments densely hairy, the hairs at least 1 mm long"	4
4	"Tepals yellow, all 1-veined"	"Bulbine {Bulbine abyssinica}"
4	"Tepals white, the outer tepals 3-5-veined"	Jodrellia