seed dispersal

MJ Hatfield oneota at AMES.NET
Mon Oct 4 23:09:29 CEST 1999


Do you agree that this is how Arisaema triphyllum seeds are dispersed in
the wild? (This was posted on another list.)

"Well, now! Jack in the pulpit (or the closely related green dragon)
is another matter. I guess I should have questioned that red pericarp.

Anyway, though they are not ant-dispersed, my comments about deer
impact and increasing Trillium in your woods apply pretty well to
Arisaema, too. Natural dispersal is by being eaten by birds or mammals,
the seeds coming out unharmed in the feces. So, if you decide to
propagate artificially, it improves germination to remove them from the
red flesh."


Thanks.

MJ Hatfield



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