horsetail leaves

Janice M. Glime jmglime at mtu.edu
Wed Sep 24 21:54:51 EST 2003


Scott,
  There are no leaf gaps and only one vein per leaf, making them
microphylls.  To my knowledge, there are no exceptions.  Ferns are the
first group to have macrophylls, even though horsetails have a
siphonostele.
Janice
***********************************
 Janice M. Glime, Professor
 Department of Biological Sciences
 Michigan Technological University
 Houghton, MI 49931-1295
 jmglime at mtu.edu
 906-487-2546
 FAX 906-487-3167
***********************************



On Wed, 24 Sep 2003, Scott Shumway wrote:

> Are horsetail leaves microphylls or megaphylls?  I've seen references to both.
> --
> Scott Shumway
> Professor of Biology
> Dept. of Biology
> Wheaton College
> Norton, MA 02766
> 508-286-3945
> sshumway at wheatonma.edu
> fax 508-285-8278
>
>
> ---
>
---



More information about the Plant-ed mailing list