Nolo Contendre miaam@ars-grin.gov
Mon, 26 May 2003 21:58:57 PDT

Try these.  Looks can be deceiving.


J. Chris Pires and Kenneth J. Sytsma
A phylogenetic evaluation of a biosystematic framework: Brodiaea and related
petaloid monocots (Themidaceae)
Am. J. Bot. 2002 89: 1342-1359.

Paula J. Rudall, Richard M. Bateman, Michael F. Fay, and Alison Eastman
Floral anatomy and systematics of Alliaceae with particular reference to
Gilliesia, a presumed insect mimic with strongly zygomorphic flowers
Am. J. Bot. 2002 89: 1867-1883.

Alan W. Meerow, Michael F. Fay, Charles L Guy, Qin-Bao Li, Faridah Q Zaman,
and Mark W. Chase
Systematics of Amaryllidaceae based on cladistic analysis of plastid
sequence data
Am. J. Bot. 1999 86: 1325-1345.

Fay, M. F., and M. W.  Chase.  1996.  Resurrection of Themidaceae for the
Brodiaea alliance, and recircumscription of Alliaceae, Amaryllidaceae and
Agapanthoideae.  Taxon 45: 441-451
----- Original Message ----- 
From: <Antennaria@aol.com>
To: <pbs@lists.ibiblio.org>
Sent: Monday, May 26, 2003 11:16 PM
Subject: Re: [pbs] Dichelostemma--TOW

> This genus [Dichelostemma] has been
> considered to be a part of many different families including Alliaceae. In
> The Jepson Manual (1993) it was classified in Liliaceae. Recent work is
> placing it in a new family, Themidaceae, which includes other California
> genera (Androstephium, Bloomeria, Brodiaea, Muilla, and Triteleia.)
> Can somebody cite a definitive technical paper that defines the boundaries
> Themidaceae.  I'm aware of the existance of this new family, particularly
> regard to pulling Triteleia and Brodiaea out of Alliaceae, but this is the
> first I've heard that Muilla is also swallowed up by Themidaceae.  What
are the
> defining characteristics that separate the Themidaceae from Alliaceae? I
> to be convinced, because the evidence I've evaluated thus far seems less
> convincing (regarding the very existance of Themidaceae).  Regarding
> this is an anagram of Allium (of which there are several) to describe a
> allied genus (Muilla is Allium backwards).  So it's ironic indeed, that
> an ally is moved out of Alliaceae, don't you think?
> Mark McDonough        Pepperell, Massachusetts, United States
> antennaria@aol.com    "New England"               USDA Zone 5
> ==============================================
> >> web site under construction - http://www.plantbuzz.com/ <<
>      alliums, bulbs, penstemons, hardy hibiscus, western
>             american alpines, iris, plants of all types!
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