1	"Stems soft, more or less herbaceous, usually 10 mm or more thick"	2
1	"Stems hard and more or less woody, usually less than 10 mm thick"	6
2	"Leaves awl-shaped, 0.3-2 cm long; stems arching and rooting where touching the ground"	"Kleinia pendula"
2	"Leaves flat, 3-16 mm long; stems not both arching and rooting where touching the ground"	3
3	"Florets orange; leaf scars raised, more or less distinctly bicuspidate"	"Kleinia lunulata"
3	"Florets bright red; leafs scars not or scarcely raised"	4
4	"Plants rhizomatous, forming dense clumps; leaf axils usually with tufts of hair; achenes pubescent"	"Kleinia caespitosa"
4	"Plants not both rhizomatous and forming dense clumps; leaf axils glabrous; achenes glabrous"	5
5	"Phyllaries prominently longitudinally striate; capitula erect in bud"	"Kleinia grantii"
5	"Phyllaries smooth or almost so; capitula nodding in bud"	"Kleinia abyssinica"
6	"Phyllaries 3-4; capitula with 3-4 flowers"	"Kleinia triantha"
6	"Phyllaries 5 or more; capitula with 6 or more flowers each"	7
7	"Phyllaries 13; leaves puberulent on both sides"	8
7	"Phyllaries 5-8; leaves glabrous or with a tuft of hairs at the base"	9
8	"Outer series of phyllaries 10-15 mm long; pappus hairs 25-30 mm long"	"Kleinia sabulosa"
8	"Outer series of phyllaries 3-4 mm long; pappus hairs about 13-14 mm long"	"Kleinia nogalensis"
9	"Ultimate branches about 1.5 mm in diameter; leaves with a tuft of wooly hairs or lanate at the base"	10
9	"Ultimate branches at least 2 mm in diameter; leaves glabrous at the base"	11
10	"Outer phyllary bracts up to 2.5 mm long and 0.5 mm wide or completely absent; leaves up to 6 mm long and 4 mm wide; capitula with 8-12 flowers"	"Kleinia gracilis"
10	"Outer phyllary bracts 4-11 mm long and 1.5-4 mm wide; leaves 7-25  mm long, 5-15 mm widel capitula with 12-20 flowers"	"Kleinia tortuosa"
11	"Flowers red, purple, pink, or violet"	12
11	"Flowers yellowish or white"	13
12	"Phyllaries 5-6; capitula with 8-15 flowers; peduncles straight or almost so"	"Kleinia squarrosa"
12	"Phyllaries 8; capitula with about 30 flowers; peduncles strongly downward curved"	"Kleinia squarrosa"
13	"Outer series of phyllaries 5-15 mm long"	14
13	"Outer series of phyllaries up to 3 mm long"	15
14	"Inner phyllaries 10-11 mm long; pappus 10-15 mm long; persistent leaf bases 4-5 mm wide, 2 mm long, transversely elliptic, raised"	"Kleinia tuberculata"
14	"Inner phyllaries 18-24 mm long; pappuses 36-50 mm long; leaf scars round, about 2 mm in diameter"	"Kleinia dolichocoma"
15	"Plants usually well over 1 m tall, branches spreading, with long internodes; capitula usually many in pedunculate cymes"	"Kleinia odora"
15	"Plants usually less than 0.5 m tall, compact, with short internodes; capitula few, usually in clusters of 1-3"	"Kleinia scottii"