Linked from
The 13 pages that link to Pine cone, each with the reason it gives.
Seed coneBroader topic: Pine cones are familiar examples of woody seed cones that open as they dry.
Conifer coneBroader topic: Pine cones are familiar examples of woody seed cones.
PhyllotaxisBroader topic: Its scales form countable spiral families characteristic of phyllotaxis.
PineBroader topic: Its overlapping scales protect and release seeds as they mature.