Cryptomeria (literally "hidden parts") is a monotypicgenus of conifer in the cypress familyCupressaceae. It includes only one species, Cryptomeria japonica (syn.Cupressus japonicaL.f.). It used to be considered by some to be endemic to Japan, where it is known as Sugi (杉).[2] The tree is called Japanese cedar[3] or Japanese redwood[4][5] in English. It has been extensively introduced and cultivated for wood production on the Azores.
^This kanji for used for sugi is the same as used for the hanzi for shan, which is used for other species, for instance, shui shan, water fir, Metasequoia glyptostroboides.
^USDA, NRCS (n.d.). "Cryptomeria japonica". The PLANTS Database (plants.usda.gov). Greensboro, North Carolina: National Plant Data Team. Retrieved 17 January 2016.