Camellia sinensis: Difference between revisions

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'''''Camellia sinensis''''' is a [[species]] of evergreen [[shrub]] or small [[tree]] in the [[flowering plant]] family [[Theaceae]]. Its leaves and leaf buds are used to produce the popular beverage, [[tea]]. Common names include '''tea plant''', '''tea shrub''', and '''tea tree''' (unrelated to ''[[Melaleuca alternifolia]]'', the source of [[tea tree oil]], or the genus ''[[Leptospermum]]'' commonly called tea tree).
 
[[White tea]], [[yellow tea]], [[green tea]], [[oolong]], [[dark tea]] (which includes [[pu-erh tea]]) and [[black tea]] are all harvested from one of two major varieties grown today, ''C. sinensis'' var. ''sinensis'' and ''C. s.'' var. ''assamica'',<ref>[https://www.itis.gov/servlet/SingleRpt/SingleRpt?search_topic=TSN&search_value=506801 ITIS Standard Report Page Camellia Sinensis] retrieved 2009-03-28.</ref> but are [[Tea processing|processed]] differently to attain varying levels of [[oxidation]] with black tea being the most oxidized and green being the least.<ref>{{cite book | last=Preedy | first=V.R. | title=Tea in Health and Disease Prevention | publisher=Elsevier Science | year=2013 | isbn=978-0-12-384937-3 | url=https://books.google.com/books?id=k3HK2WuZrsYC | access-date=February 24, 2022 | pages=199–200}}</ref> [[Kukicha]] ([[twig]] tea) is also harvested from ''C. sinensis'', but uses twigs and stems rather than leaves.