......&... ..........
&&&&&...&& &&&&&&&&&&
&&&&..&..& &&&&&&&&&&
&&&....... &&&&&&&&&&
&&..&&&&&. &&&&&&&&&&
&....&&&.. (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. ...&&&&&&.
&&......&& &&..&&&&..
...&&&&..& &....&&...
&&..&&.... ..&&....&&
&......&&. &....&&..&
..&&&&.... ..&&......