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Iris giganticaerulea, the giant blue iris, is a species of iris, in the subgenus Limniris, in the series Hexagonae.It is a rhizomatous perennial, from northern America.It has long bright green leaves, very tall stems and one or two musky fragrant flowers in a range of blue shades (pale, bright, dark, lavender and violet) or rarely white.
It is widely cultivated in temperate regions for its purple flowers which appear in early Summer. Iris latifolia grows to a height of 50 cm. [3] The plant produces two or three deep purple flowers with yellow marks in the center of the lower petals. Flowers have six tepals and are 12–13 cm in diameter. Leaves are stiff and sword-shaped ...
Iris confusa is similar in form to Iris japonica and Iris wattii. Iris confusa is larger than Iris japonica in all parts, [3] with more attractive foliage. [4] Compared to Iris wattii, it is smaller and has smaller flowers. [5] [6] I. confusa has stout, creeping rhizomes. [7] [8] They are short and bamboo-like. [9] [10] It also has short ...
The iris is also the host plant of Mononychus punctumalbum (Herbst, 1784, iris seed weevil – a weevil that feeds on the seeds of the iris). The weevil lays its eggs within seed capsule of the iris, later the larva feeds on the seed and up to 2 other seeds, and then it pupates.
Iris koreana is similar in form to (the larger) Iris minutoaurea and Iris odaesanensis, (both are also from the Iris chinensis series). [2] William Rickatson Dykes thought that Iris koreana was a larger form of Iris minutoaurea, [3] but Iris koreana is more robust than Iris minutoaurea. [4] [5] It is also similar to the American woodland native ...
Iris brevicaulis is the smallest in all the Hexagonae series of Louisiana irises. [3] Its leaves and stalks are much shorter than the other species. [4] It is similar in form to Iris virginica, [5] The flowers are normally never seen above the foliage, [6] [4] [7] due to the short zig-zagging flower stems and occasionally, due to the habit of the stems to lie along the floor, [8] or it is ...
Its flowers are usually of a dull, leaden-blue colour, or dull buff-yellow tinged with blue. The petals have delicate veining. It blooms between June and July, but the flowers only last a day or so. [3] The green seed capsules, which remain attached to the plant throughout the winter, are 5–8 cm (2–3 in) long; and the seeds are scarlet.
"Japanese iris" is also a catch-all term for the Japanese iris proper (hanashÅbu), the blood iris (I. sanguinea, ayame) and the rabbit-ear iris (I. laevigata, kakitsubata). I. unguicularis is a late-winter-flowering species from Algeria, with sky-blue flowers with a yellow streak in the centre of each petal, produced from Winter to Spring.