.##..###.#                                          ...##.##..
#.#.#..##.                                          ..#.##.#..
#####.#.#.                                          .###.###.#
....#####.                                          #..##..##.
...#....#.                                          #.#.#.#.#.
..##...###               (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.         #.#.###.#.
..#..#...#                                          ####..###.
.##.##..#.                                          ...#.#..#.
#.##.#.###                                          ..####.##.
##.####..#                                          .#...##.##
.##...#.#.                                          ##..#.##..