what is a leaf?

From: Steve Hinkson (sphinkson@worldnet.att.net)
Date: Mon Oct 18 1999 - 00:23:07 PDT

Date: Mon, 18 Oct 1999 00:23:07 -0700
From: Steve Hinkson <sphinkson@worldnet.att.net>
To: cp@opus.hpl.hp.com
Message-Id: <aabcdefg3609$foo@default>
Subject: what is a leaf?

Tim asked: "I'm would be interested to know why so many people are
reluctant to refer
                       to the "leaves" of utric species as leaves."

Jan replied, snipped: "In classical morphology, a leaf is
determined by several factors
                    relating to its position on stems and the
ontogenetic origin of other
In the study of plant morphology, Nepenthes don't have leaves, either,
but expanded petioles, and modified drip-tips. Nobody's chicken to
call them leaves here, though.

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