- RSCU values of the 37 codons (37/64, 57.81%) were identical in all three Chinese teas (Blue background), but different in Indian tea (Yellow background). CWN ‘Wuyi narcissus’ cultivar of C. sinensis var. sinensis (natural triploid Chinary type tea), CSS C. sinensis var. sinensis (diploid Chinary type tea), CSA C. sinensis var. assamica (diploid Chinese Assamica type tea), CIA C. sinensis var. assamica (diploid Indian Assamica type tea)