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■ (Spx) Iris xrobusta

1928, Anderson

xrobusta (Edgar Anderson, 1928 in Annals of The Missouri Botanical Garden) Hybrids between Iris versicolor and Iris virginica They are characterized as more robust than either species and partially sterile. Usually exhibiting purple based foliage.

See below:
DarkAura02.jpggerald-darby1-08.jpggerarld-darby1-10.jpgIris x robusta 1.jpgIris x robusta 2.jpgIris x robusta 3.jpgIris-x-robustaBeetrootDHuntofLouisville4.jpgIris-x-robustaHensler-2.jpgIris-x-robustaHensler3.jpgSpxDarkAuraDK.jpg
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References:

Iris orjenii Bräuchler & Cikovac, Willdenowia 37: 221 (2007).
3 photos from By Orjen (Own work by uploader, Pavle Cikovac) [CC BY-SA 3.0 (http://creativecommons.org/licenses/by-sa/3.0)], via Wikimedia Commons. More information on Wikipedia
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Synonyms

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Chromosome counts

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Variations

Iris xrobusta cultivars:. 'Beetroot', 'Brighter Days', 'Cast Ashore', 'Currierser And Currierser', 'Dark Aura'. 'Gem Dandy', 'Gerald Darby', 'Indomitable', 'Mountain Brook', 'Norris Lavender', 'Nutfield Blue', 'Park Spark'.

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Hybrids

Iris xrobusta crosses

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Distribution and Cultivation

Distribution: Region:
Cultivation: seems to be the same as most bearded irises with perhaps a special emphasis on good drainage

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DarkAura02.jpggerald-darby1-08.jpggerarld-darby1-10.jpgIris x robusta 1.jpgIris x robusta 2.jpgIris x robusta 3.jpgIris-x-robustaBeetrootDHuntofLouisville4.jpgIris-x-robustaHensler-2.jpgIris-x-robustaHensler3.jpgSpxDarkAuraDK.jpg

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Your Observations Are Valued. Please make note of bud count, branching, purple based foliage and bloom time, etc. Because these are affected by climate, note date, year and geographic location and write these and other comments in the comment box below.

 

-- Main.RPries - 2011-03-07
Topic attachments
I Attachment Action Size Date Who Comment
DarkAura02.jpgjpg DarkAura02.jpg manage 72 K 24 Aug 2016 - 11:56 BobPries Ensata Gardens 'Dark Aura' photo
Iris x robusta 1.jpgjpg Iris x robusta 1.jpg manage 83 K 16 Oct 2017 - 11:43 Main.Pamina photo : S. Meiffren - in my garden ; south of France
Iris x robusta 2.jpgjpg Iris x robusta 2.jpg manage 84 K 16 Oct 2017 - 11:43 Main.Pamina photo : S. Meiffren - in my garden ; south of France
Iris x robusta 3.jpgjpg Iris x robusta 3.jpg manage 65 K 16 Oct 2017 - 11:44 Main.Pamina photo : S. Meiffren - in my garden ; south of France
Iris-x-robustaBeetrootDHuntofLouisville4.jpgjpg Iris-x-robustaBeetrootDHuntofLouisville4.jpg manage 48 K 24 Aug 2016 - 12:45 BobPries 'Beetroot' D. Hunt of Louisville photo
Iris-x-robustaHensler-2.jpgjpg Iris-x-robustaHensler-2.jpg manage 30 K 24 Aug 2016 - 12:48 BobPries Christy Hensler photo
Iris-x-robustaHensler3.jpgjpg Iris-x-robustaHensler3.jpg manage 21 K 24 Aug 2016 - 12:46 BobPries Christy Hensler photo
SpxDarkAuraDK.jpgjpg SpxDarkAuraDK.jpg manage 38 K 24 Aug 2016 - 11:59 BobPries 'Dark Aura' Dennis Kramb photo
gerald-darby1-08.jpgjpg gerald-darby1-08.jpg manage 82 K 24 Aug 2016 - 12:01 BobPries 'Gerald Darby' Mike Unser photo
gerarld-darby1-10.jpgjpg gerarld-darby1-10.jpg manage 41 K 24 Aug 2016 - 12:02 BobPries 'Gerald Darby' Mike Unser photo
Topic revision: r6 - 16 Oct 2017, Pamina
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