hort.net Seasonal photo, (c) 2006 Christopher P. Lindsey, All Rights Reserved: do not copy
articles | gallery of plants | blog | tech blog | plant profiles | patents | mailing lists | top stories | links | shorturl service | tom clothier's archive0
Gallery of Plants
Tech Blog
Plant Profiles
Mailing Lists
    Search ALL lists
    Search help
    Subscription info
Top Stories
sHORTurl service
Tom Clothier's Archive
 Top Stories
Disease could hit Britain's trees hard

Ten of the best snowdrop cultivars

Plant protein database helps identify plant gene functions

Dendroclimatologists record history through trees

Potato beetle could be thwarted through gene manipulation

Hawaii expands coffee farm quarantine

Study explains flower petal loss

Unauthorized use of a plant doesn't invalidate it's patent

RSS story archive

Re: SPEC: I.lactea

The references that I have use primarily capsule and seed characteristics to
series Ruthentica (I. ruthentica),  Ensatae (I. lactea), and Spuriae (I.
sintenisi), but
that's not too helpful for identifying flower photographs.

   Ken Walker
   Concord, CA, USDA zone 9, Sunset Zone 14

"Ian E. Efford" wrote:

> A recent talk at the Ottawa Valley Rock Garden Society included a slide
> of Iris sintenisii form a garden in Ithaca which appeared to me to be a
> good example of I.lactea.  In re-examining this issue, I noticed that
> lactea seems to come in a wide range of colour forms.  Are they all
> lactea?
> Starting with the illustration in Waddick and Zhao, despite the very
> small picture, we see a flower which is reddish violet with a white
> veined fall and violet edge.  This flower is very similar to the larger
> photo in Glasgow on p. 77.  But what about the lactea that is
> illustrated in the latest NARGS Bulletin on p. 272?  Completely white
> falls and the colour of the standards and styles is blue rather than
> purple.
> Mathew [p.125] covers all bases by saying that the “flowers are blue,
> bluish-violet or purple, the falls usually with a paler, whitish or
> yellowish dark-veined haft.  White forms occur in mixed populations with
> the blue...”.  BIS goes right off the scale claiming that the flowers
> are “creamy-white” and offering no violet or other colours as an
> alternative [p.202]. Kohlein broadens the situation further with
> reference to flowers of “whitish ones with darker veins, pale blue ones,
> cream colored, and also rich violet ones”[p.157].
> Finally, I have a screen saver which is a field photograph of a flower
> that looks like the Waddick lactea but is identified as ruthenica from
> the Altai Mountains
> [http://pisum.bionet.nsc.ru/kosterin/index.htm]. [I would note that this
> is an excellent source of photographs of Central Asia plants and
> butterflies in the wild]
> It is obvious that lactea is very variable but can anyone tell me
> whether the NARGS plant is lactea and the Altai “ruthenica” is really
> lactea.
> Just thoughts for Christmas!
> Ian, who is preparing to spend the holiday in the Queen Charlotte
> Islands and San Francisco in order to avoid the in two feet of snow we
> have in Ottawa.

-------------------------- eGroups Sponsor -------------------------~-~>
It's Easy. It's Fun. Best of All, it's Free!

 © 1995-2015 Mallorn Computing, Inc.All Rights Reserved.
Our Privacy Statement
Other Mailing lists | Author Index | Date Index | Subject Index | Thread Index