1	"Flowers < 8 mm wide, odorless; sepals 1.5--2 mm, +- deciduous; petals 3--6 mm"	2
1	"Flowers >= 10 mm wide, fragrant; sepals 3--10 mm, persistent; petals 5--25 mm"	3
2	"Leaf blade 8--16 mm, 3--6 mm wide; fruit +- cylindric, styles persistent; trunk or main stem erect; W&I, DMtns"	"Fendlerella {Fendlerella utahensis}"
2	"Leaf blade 15--40 mm, 10--30 mm wide; fruit spheric, styles deciduous; main stem prostrate; coastal mtns"	"Whipplea {Whipplea modesta}"
3	"Stamens 10, alternating long and short; filament base wide, flat; stigma terminal, < 0.5 mm"	"Jamesia {Jamesia americana var. rosea}"
3	"Stamens > 20, +- equal, filament base +- linear; stigma linear along style branches, > 1 mm"	4
4	"Flowers 3--6 cm wide; leaves 1-veined from base, persistent, leathery; ovary +- superior; petals +- round; c&s SNF (Fresno Co.)"	"Carpenteria {Carpenteria californica}"
4	"Flowers 1--3 cm wide; leaves 3-veined from base, deciduous; ovary 1/2 to completely inferior; petals oblong to elliptic"	Philadelphus