>Jan, it is surprising to me that the fossil record is so poor for CP. I'm
>reminded of a mailing that Michael Chamberland sent to me, regarding the
>evolution of cacti. That mailing noted that there is *no* fossil record of
>cacti, and this could be understood by the observation that it is rare for
>a cactus to topple over and land in a pool of mud! This is very different
>for CP, which so often grow in mud.
It is not as surprising to me, indeed. Remember most cp are (sometimes
very) delicate herbs (only very rarely woody!) which are decomposed very
rapidly. How much is left of the dead parts of your cp after a single year
in the pot?
Kind regards
Jan