| OP1 |
slightly delicate, long, wiry leaf with the light liquor |
| OPA |
bold, long leaf tea which ranges from tightly wound to almost open |
| OP |
main grade, in the middle between OP1 and OPA, can consist of long wiry leaf without tips |
| OP Superior |
primarily from Indonesia, similar to OP |
| Flower OP |
high quality tea with a long leaf and few tips, considered the second grade in Assam, Dooars and Bangladesh teas, but the first grade in China |
| FOP1 |
as above, but with only the highest quality leaves in the FOP classification |
| Golden Flower OP1 |
higher proportion of tip than FOP top grade |
| Tippy Golden FOP |
the highest proportion of tip, main grade in Darjeeling and Assam |
| TGFOP1 |
as above, but with only the highest quality leaves in the TGFOP classification |
