Hymenocallis--TOW-Part One

Alan Meerow miaam@ars-grin.gov
Mon, 19 Apr 2004 06:29:37 PDT
There are 2 spp. of Ismene subg. Pseudostenomesson, I. vargasii and I.
morrisonii, which seem to differ largely on the basis of tube length.  These
are very high elevation green-flowered taxa with flowers that resemble a
Clinanthus sp. (formerly Stenomesson in part).

For a review see: Meerow, A. W., C. L. Guy, Q-B. Li, and J. R. Clayton.
2002.  Phylogeny of the tribe Hymenocallideae (Amaryllidaceae) based on
morphology and molecular characters.  Ann. Missouri Bot. Gard. 89: 400-413.

Alan W. Meerow, Ph.D., Research Geneticist and Systematist
USDA-ARS-SHRS, National Germplasm Repository
13601 Old Cutler Road, Miami, FL 33158 USA
voice: (305) 254-3635   fax: (305) 969-6410
email: miaam@ars-grin.gov

----- Original Message ----- 
From: "Kevin D. Preuss" <hyline@tampabay.rr.com>
To: "Pacific Bulb Society" <pbs@lists.ibiblio.org>
Sent: Monday, April 19, 2004 8:16 AM
Subject: Re: [pbs] Hymenocallis--TOW-Part One

> Alan,
> Thank you for the clarification.  Could you please explain what is
> Psuedostenomesson, how many, which spp.?
> One thing that we must remember that in classifying spider lilies (true
> spider lilies, anyway) - the continuum of variation found in that group
> the breaking up of species is not clearly defined.  Classification is an
> artificial construct of the mind.
> Kevin Preuss
> _______________________________________________
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> pbs@lists.ibiblio.org
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