1	"Leaf lamina always flat"	2
1	"Leaves ± triquetrous, or terete, with some ± flat leaves occasionally present"	3
2	"Flowers cream-white, in small, loose racemes; leaf venation pinnate"	"Hakea salicifolia"
2	"Flowers red-pink, in conspicuous, dense spherical pincushion-like heads; leaf venation longitudinal"	"Hakea laurina"
3	"Leaves triquetrous, with 3 conspicuous longitudinal veins"	"Hakea ulicina"
3	"Leaves nearly always terete, some flat leaves also occasionally present; longitudinal veins obscure"	4
4	"Fruit recurved at the base, then incurved at the apex, as in 'S'-shape (sigmoidal); beak inflexed"	5
4	"Fruit not or scarcely curved as in 'S'-shape; beak not inflexed"	6
5	"Diffuse shrubs to c. 3 m; hypogynous gland in all flowers 0.1-0.5 mm high; fruit 1.4-1.8(-2.8) cm long, 0.6-1.3 cm wide"	"Hakea epiglottis"
5	"Erect shrubs or small trees to 3-5(-7) m high; hypogynous gland in both male and female flowers 0.6-0.9 mm high; fruit (1.8-)2.2-2.5) cm long, 0.9-1.2 cm wide"	"Hakea megadenia"
6	"Fruit at least 3x as long as broad; apex a slender, much elongated beak; basal spurs conspicuous"	"Hakea teretifolia"
6	"Fruit scarcely 2x as long as broad; apical beak absent or very short; basal spurs absent"	7
7	"Fruit (0.8-)1-1.2 cm long, 0.3-0.6 cm wide; valves of fruit relatively thin, ± coriaceous"	"Hakea microcarpa"
7	"Fruit 1.5-3.5 cm long, 2-3.5 cm wide; valves thick, woody"	8
8	"Leaves 5-12(-15) cm long"	"Hakea lissosperma"
8	"Leaves 1.5-4(-6) cm long"	9
9	"Leaves rigid, terete, relatively dark green, apex acute, pungent when green; perianth white, often pink, tube 4.5-8 mm long; beak of fruit bluntly pointed ± upturned, often with 2 short, brittle spurs at apex"	"Hakea decurrens"
9	"Leaves relatively soft, often somewhat flattened, pale green, apex acute but scarcely pungent when green; perianth yellow, tube 2-3 mm long; beak of fruit small, inconspicuous, spurs absent"	"Hakea nodosa"