Ross Koning koning at ECSUC.CTSTATEU.EDU
Fri Aug 27 22:45:20 EST 1999

At 8:43 PM -0500 8/27/99, Marco A. Achury P. wrote:

>Sorry, I'm not sure, but I think the cotyledon *is* endosperm, so
>polyploid tissue

NO. The cotyledon is a part of the embryo.
It is diploid (if the rest of the embryo
is indeed diploid). The endosperm is a
completely different entity. It is produced
in a separate syngamy event and is generally
polyploid (3N+).


Ross Koning                 | koning at
Biology Department          |
Eastern CT State University | phone: 860-465-5327
Willimantic, CT 06226 USA   | fax: 860-465-4479

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