Linked from
The 20 pages that link to Camellia sinensis, each with the reason it gives.
Black teaNarrower topic: Black tea and other true teas share this botanical source.
Green teaNarrower topic: Green, black, white, and oolong teas all come from this plant.
Tea processingNarrower topic: All conventional tea styles begin with leaves from this species.
White teaNarrower topic: White tea comes from this species, as do green, oolong, and black teas.
OolongNarrower topic: Oolong, green, and black teas all come from this same species.
Bubble teaNarrower topic: Tea provides the brewed base in many bubble tea recipes.
Earl Grey teaNarrower topic: Both the black tea base and other true teas come from this species.