Adiantaceae vs. Pteridaceae - which name to use?

Hugh Wilson wilson at BIO.TAMU.EDU
Fri Feb 12 13:51:30 CST 1999

Another view of family/generic placement is available at:

The ' list of items mapped ' link on this page will produce a full
checklist and State-level subsets can be generated by clinking on a
color-code area or block.  This is derived from 'A Synonymized
Checklist of the Vascular Flora of the United States, Puerto Rico,
and the Virgin Islands' at:

(see URL construction - 'concept')

On 12 Feb 99 at 10:03, Adolf Ceska <aceska at VICTORIA.TC.CA> wrote:

> Date:          Fri, 12 Feb 1999 10:03:35 -0800
> Reply-to:      Adolf Ceska <aceska at VICTORIA.TC.CA>
> From:          Adolf Ceska <aceska at VICTORIA.TC.CA>
> Subject:       Adiantaceae vs. Pteridaceae - which name to use?
> To:            Multiple recipients of list TAXACOM

> When I was asked how to order pteridophytes in a mid-size herbarium
> (200,000 specimens of vascular plants) I suggested using Polypodiaceae
> sensu lato. I have always had problems finding the genus Cryptogramma, as
> it has moved around several families like a foster child.
> I wonder, when I want to treat Cryptogramma, Adiantum, Pentagramma,
> Ptelea, etc. together, do they belong to Adiantaceae or to Pteridaceae? I
> understand that "Adiantaceae" is a conserved name, but only against
> "Parkariaceae." Am I right? It may all depend on where I would put the
> genus Pteris (the family on its own, or together with Adiantum?), but
> since Pteris does not occur in my area of interest, I don't have to care.
> I would greatly appreciate your help.
> Adolf Ceska, Victoria, B.C., Canada

Hugh D. Wilson
Texas A&M University - Biology
h-wilson at (409-845-3354)

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