different between redwood vs ferruginol

English

red +? wood

redwood (plural redwoods)

(countable, uncountable, USDA-preferred term) The species Sequoia sempervirens.
a redwood grove
This redwood deck will last forever.
(countable) Any of the evergreen conifers belonging to the genus Sequoia in the wide sense.
(uncountable) The wood of the species Sequoia sempervirens.
This planter is made of redwood.
(uncountable, Britain, obsolete) Wood of the species Pinus sylvestris.
(countable) The tree Manilkara bidentata harvested for timber and latex.
(uncountable) Timber from the Manilkara bidentata tree.

ferruginol (uncountable)

(organic chemistry) A diterpene of the abietane chemical class that has been isolated from the needles of the redwood Sequoia sempervirens.

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