Sequoia
Sequoia sempervirens (D. Don) Endl.

OTHER COMMON NAMES Secuoya, secuoya roja, secoya, leño rojo de California, árbol del mamut.
SYNONYMS Taxodium sempervirens D. Don
FAMILY Taxodiaceae
ORDER Coniferales
CLASS Pinopsida
DIVISION Pinophyta

It is native to the West Coast of mild and wet climate (fog), from the Pacific Ocean to Oregon in the United States.
It is a perennial an monoecious tree of a height of 50-80 m.(sometimes, it can reach 100 m.) It has a thick trunk, which looks like a column, brown-red bark.
It has numerous and pendulous branches. Its average age is 200-400 in its natural habitat.
Its needle-shaped leaves are rigid and sharp, dark-green on its surface and two whitish stomata on their back side.
Its fruits are ovoid cones of a length of 10-30mm. They are brown-red when ripen.
Its seeds has a narrow wing.