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In 2012, a study was carried out on 4 diploid and 7 allopolyploid bearded Iris species. Their leaf flavonoid, isoflavonoid and xanthone constituents were investigated. It also found that Iris bicapitata had a chromosome number of 2n=40, and was a parent species of Iris germanica and Iris albicans (who are counted as 2n=44).
Iris × germanica is the accepted name for a species of flowering plants in the family Iridaceae commonly known as the bearded iris [2] or the German bearded iris. [3] It is one of a group of hybrid origin.
Subgenus Iris is one subgenus of Iris. Iris as a plant was originally named by Carl Linnaeus in his book Systema Naturae (in 1735), with a great number of species being added into the genus. Including new ones that were found after the book's publication.
Iris relicta is a plant species within the genus Iris, and it belongs to the subgenus Iris as well. This rare rhizomatous perennial originates from the mountains of Italy . It is of medium size, bearing purple flowers adorned with white beards.
Bearded rhizomatous irises. Section Iris. Iris adriatica Trinajstic ex Mitic; Iris albertii Reg. Iris albicans – white cemetery iris, white flag iris; Iris ...
The only colour really missing is bright scarlet. Many modern garden bearded irises are crosses of 'Iris germanica' and Iris variegata. [4] Iris variegata is an accepted name by the RHS, [19] and it was verified by United States Department of Agriculture and the Agricultural Research Service on 4 April 2003, then updated on 20 April 2009. [14]
In 1937, Stevens Brothers began including bearded iris in its catalogues. Between 1936 and 1939, three of Jean's irises won awards of merit from the Royal Horticultural Society, and a fourth prompted the American iris breeder Robert Schreiner to introduce some of her cultivars into the North American market. [2]
Iris sambucina, the elder scented iris, is a plant species in the genus Iris, it is also in the subgenus Iris. It is a rhizomatous perennial , from southern and central Europe ( Germany , GB and Ireland , Italy , the Balkans , Croatia , and Spain ).