so this is just looking at a pair of tendrils, and what I'm trying to do is make them dosido?

 

and these guys are 3 of the one kind, and 3 of the other kind?  see, the three that huddle up from spread out AND the three that spread out from the huddle (well, see, if I spin (May-pole style) the sets-o-three tendrils in opposite directions you see...  that's what we need do.  I suspect there's a minus where a plus sign needs to be out there!

and here's all 6 at once, but still.. 
this xodbb6 page is brought to you by crosses, Dead Baby Bikes, and the number 6, as that's the month of June!
and this page (and all the POV Ray files are too!) is indexed, eh?