7 of 39
Blue Hills Reservation, Canton
The stipules of smartweeds are usually small, tubular. They are called ocreas. In mile-a-minute ocreas are unusually large, round, and leafy. The barbed stem perfoliates (goes through) the ocreas.
© AZ IK 2005-2018
YET TESTING ONLY::: just press a button and close next window, then wait ... and reload