{Lotus}
Member
Not sure if this is what you are looking for but was all I could find on resin secretion..
http://www.icmag.com/ic/showthread.php?t=19627&page=1&pp=15&highlight=Stem+resin
http://www.icmag.com/ic/showthread.php?t=19627&page=1&pp=15&highlight=Stem+resin