| Kind | Value | annotation | ||
| enumeration | 2_at base of all petals | |||
| enumeration | 1_on whole surface of upper petal only | |||
| enumeration | 6_other distribution indicate | |||
| enumeration | 3_along mid-rib of all petals | |||
| enumeration | 4_along edge of all petals | |||
| enumeration | 5_irregularly distributed on all petals |