Conifer Key

1 (a) Leaves Needlelike		1 (b) Leaves scale-like
2 (a) Some leaves in clusters		2 (b) No leaves in clusters
3 (a) All leaves in clusters		3 (b) Leaves single and in clusters
3 (c) Leaves not stalked		3 (d) Leaves stalked
4 (a) Leaves two sided		4 (b) Leaves four sided
5 (a) Leaves of different length; leave ends blunt		5 (b) Leaves of equal length; leave ends pointed
2 (c) Twig flat		2 (d) Twig rounded
Pine 1 (a) Leaves in clusters of 5		Pine 1 (b) Leaves in clusters of 2 or 3
Pine 2 (a) Leaves in clusters of 2		Pine 2 (b) Leaves in clusters of 3
Pine 3 (a) Leaves 1" - 2" long Mature cones closed		Pine 3 (b) Leaves 5" - 6" long Mature cones open
Spruce 1 (a) Twigs with dense short hairs		Spruce 1 (b) Twigs hairless
Spruce 2 (a) Leaves dark blue-green, dull Cone 1"		Spruce 2 (b) Leaves yellow-green, shiny Cone 2"
Taxonomic Index		Main Page