1	"Leaves strongly discolorous, abaxial surface with dense, velvety, off-white indumentum of stellate hairs; petals valvate, with obviously raised midrib on the abaxial surface; rare, in East Gippsland"	"Boronia ledifolia"
1	"Leaves not or slightly discolorous, stellate hairs absent, indumentum never velvet- like; petals imbricate, without obvious raised midrib; widespread"	2
2	"Leaves simple"	3
2	"Leaves pinnate"	4
3	"Sepals much smaller than petals, leaves subterete to terete; western Victoria, mostly mallee areas"	"Boronia filifolia"
3	"Sepals slightly smaller to slightly longer than petals; leaves plane; western to eastern Victoria, mainly in swampy sites"	"Boronia parviflora"
4	"Branches obviously glandular"	5
4	"Branches not obviously glandular"	7
5	"Leaflets obovate; inflorescence terminal; petals valvate; high altitude sites above 600 m"	"Boronia algida"
5	"Leaflets narrow-ellptic to narrow obovate or oblong; inflorescence axillary; near-coastal and foothill forest below 600 m altitude"	6
6	"Longest leaflets less than 10 mm long, margins distinctly serrulate"	"Boronia galbraithiae"
6	"Longest leaflets greater than 10 mm long, margins smooth to slightly serrulate"	"Boronia muelleri"
7	"Style densely pilose, almost hidden by large stigma"	"Boronia pilosa"
7	"Style glabrous or pilose, not hidden by small stigma"	8
8	"Leaves, ovary and fruit hispidulous; plant strongly lemon-scented; Eastern Highlands and Snowfields"	"Boronia citrata"
8	"Leaves, ovary and fruit glabrous; western Victoria"	9
9	"Leaflets less than 2 mm wide, terete or subterete (sandy heath and mallee of Little and Big Deserts)"	"Boronia filifolia"
9	"Leaflets 2–7 mm wide, plane (mostly moist forest and woodlands of the Grampians)"	"Boronia latipinna"