Pinus gerardiana
…millimetres (5⁄8–7⁄8 in) long and 5–7 mm (3⁄16–1⁄4 in) broad, with a thin shell and a rudimentary wing. P. gerardiana is similar to the closely related lacebark pine (Pinus bungeana), another pine with flaking bark. However, P. gerardiana has denser, longer, and more slender needles, as well as larger cones than P…