1	"Ovules solitary and exposed on ± fleshy stalks (reduced cones) that are borne singly or in spikes, or in very small, terminal, fleshy or dry, but never woody, cones; one ovule on each scale."	Podocarpaceae
1	"Ovules in definite cones that become woody in fruit; 1–many ovules on each scale."	2
2	"Leaves and cone scales opposite or whorled, the latter usually valvate; leaves often appressed to the stem, bases decurrent."	Cupressaceae
2	"Leaves and cone scales spirally arranged, the latter imbricate; leaves usually free from the stem."	3
3	"Ovule 1 on each scale; male sporophylls with several to many sporangia; leaves <2 cm long, or if longer then >5 mm wide."	Araucariaceae
3	"Ovules 2 on each scale; male sporophylls with 2 sporangia; leaves >10 cm long and <3 mm wide"	Pinaceae