Tea is an evergreen tree or shrub native to southern
China, Tibet and northern India. Camellia sinensis is what the
boffins call it. Three basic varieties are recognised, named for their
location: China, Assam, and Cambodia. The Chinese variety prefers high
altitudes and can produce its small serrated leaves for a hundred years.
Chinese have been steeping these leaves in water to make a refreshing
drink for at least two thousand years … more