.##.#.#...                                          ##...#.###
.##....#..                                          .##....#.#
.###....#.                                          .###......
.#.##....#                                          .#.##.....
...###....                                          ...###....
...#.##...               (EQUISETUM)                ...#.##...
.....###..                                          .....###..
.....#.##.                                          .....#.##.
.......###                                          .......###
#......#.#         ..~/~.. THE PLANT ..~/~..        #......#.#
##.......#                                          ##.......#
.##......# THE  EQUISETUM  IS  A  PLANT MUCH  OLDER ###......#
.###...... THAN  FERNS,  WHICH  ARE  IN  TURN  MUCH #.##......
.#.##..... OLDER THAN MOST TREES. IT'S LIGHT  GREEN ..###.....
...###.... TO  YELLOW  IN  COLOR  AND  IS  SLIGHTLY ..#.##....
...#.##...               TRANSPARENT.               #...###...
.....###..                                          .#..#.##..
.....#.##. THE PLANT  HAS A SPINE. EACH VERTEBRA IS ..#...###.
.......### STACKED UPON  THE  NEXT,  WITH SPOKELIKE ...#..#.##
#......#.# RIBS RADIATING  OUTWARD.  EVEN  SO, IT'S ....#...##
##.......# VERY  LIGHT,  BEING HOLLOW. IT'S ROUGHLY .....#..#.
###......# THE HEIGHT OF  A FOXES TAIL, AND  SHARES ......#...
#.##......            A SIMILAR PLUMAGE.            .......#..
..###.....                                          #.......#.
..#.##.... IT  LIKES PARTIAL  SHADE AND  VERY  DAMP .#.......#
#...###...                   AREAS                  ..#.......
.#..#.##..                                          ...#......
..#...###.                                          ....#.....
...#..#.##                                          #....#....
....#...##         ..~/~.. IN MAGIC ..~/~..         .#....#...
.....#..#.                                          ..#....#..
......#... WHEN A  COLONY  NUMBERS HIGH ENOUGH,  IT ...#....#.
.......#.. SLICES  THE  AIR   IN  THE  FOREST  INTO ....#....#
#.......#. SEPARATE  PLANES, A FEW  CENTIMETERS  IN .....#....
.#.......# HEIGHT.  TIME  CAN  GET  DIFFRACTED   IN ......#...
..#....... THESE,  HITTING   EACH  IN  TURN  IN   A .......#..
...#......      SLIGHTLY DIFFERENT ANGLE, AND       #.......#.
....#.....          EVENTUALLY SPREAD THIN.         ##.......#
#....#....                                          .##.......
.#....#...                                          .###......
..#....#..                                          .#.##.....
...#....#.                                          ...###....
....#....#                                          #..#.##...