Shaggy Soldier(Galinsoga quadriradiata) - 4; close-up of flower stalk (a)

Shaggy Soldier(Galinsoga quadriradiata) - 4; close-up of flower stalk (b)

Shaggy Soldier(Galinsoga quadriradiata) - 4; close-up of flower stalk (c)

Shaggy Soldier(Galinsoga quadriradiata) - 4; close-up of flower stalk (d)