folow the leaves up the plant. count the blades...

1,3,3,3,3,3,5,5,5,5,5,5,5,7,7,7,7,7,7,9,9,9,9,9,9,10

simple mathe really. the number of blades is based off of 10 minus a number from 0-9

no clue what caused that for ya tho. looks happy, and if its not a hermie, your good