Date: Mon, 31 Jul 2000 23:35:38 -0300 From: "Fernando Rivadavia-Lopes" <fe_riva@uol.com.br> To: cp@opus.hpl.hp.com Message-Id: <aabcdefg2305$foo@default> Subject: Re: Utricularia Hybrids
Hey Rich,
>They are from the very same subgenus,
Ooops! That should've read "section"!
>It is not surprising at all that different
>_Utricularia_ species (even belonging to different sections) can be
>hybridized, since _Utricularia_ is with fair confidence the youngest
>genus of Lentibulariaceae, and in _Pinguicula_ (the oldest genus
>in this family) species even belonging to different subgenera (as
>different as _P. agnata_ and _P. zecheri_) can be hybridized to
>produce viable offspring. The apparent fact that this does not happen
>frequently in nature is probably attributable to the specialized
>flowers quite effectively preventing cross-pollination between
>species.
Hummm, something like what happens with orchids then?
Interesting indeed! Yesterday I saw a picture of a U.quelchii X U.humboldtii
cross somewhere on the net (don't ask me where!). Very cool!
>Do the bromeliads (and especially the bladderworts) survive in the
>megalopolis? If so, you could at least comfort yourself with the
>thought that new secondary locations have been created for these
>plants, at least partially reversing the general trend of
>anthropogenic habitat destruction.
And very close to home too.... Still feel uneasy about it
though. Anyways, I have no idea how well or how long they'll survive in
S.paulo. Wait and see....
Fernando Rivadavia
Sao Paulo, Brazil
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