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Iris is a flowering plant genus of 310 accepted species [1] with showy flowers.As well as being the scientific name, iris is also widely used as a common name for all Iris species, as well as some belonging to other closely related genera.
Crocus display the general characteristics of family Iridaceae, which include basal cauline (arising from the aerial stem) leaves that sheath the stem base, hermaphrodite flowers that are relatively large and showy, the perianth petaloid with two whorls of three tepals each and septal nectaries. The flowers have three stamens and a gynoecium of ...
Flowers have six tepals and are 12–13 cm in diameter. Leaves are stiff and sword-shaped, approximately 60 cm long, and dark green to teal in color. Leaves begin growth in early spring, before the snow has entirely melted. It is a bulbous iris, as opposed to a rhizomatous iris. The bulb has a thin, dark brown skin and grows 10–15 cm deep in ...
Iris typhifolia is a species in the genus Iris, also the subgenus Limniris and in the series Sibiricae. It is a rhizomatous herbaceous perennial, from China. It has slender, twisted leaves, deep green slender hollow stem and 2 violet-blue flowers. It is cultivated as an ornamental plant in temperate regions.
[2] [3] [4] It includes a number of economically important cultivated plants, such as species of Freesia, Gladiolus, and Crocus, as well as the crop saffron. Members of this family are perennial plants, with a bulb, corm or rhizome. The plants grow erect, and have leaves that are generally grass-like, with a sharp central fold.
Iris lacustris, the dwarf lake iris, is a plant species in the genus Iris, subgenus Limniris and in the section Lophiris (crested irises). It is a rhizomatous, beardless perennial plant, native to the Great Lakes region of eastern North America. It has lavender blue or violet-blue flowers, a very short stem and long fan-like green leaves.
The greyish-green leaves emerge in autumn, they grow between 20–70 cm tall. [2] The leaves die after the flowers fade. [4] The Spanish iris is favoured by florists for its striking colour combinations. This species has several varieties popular in horticulture, among them var. lusitanica whose flowers are yellow all over.
Iris tectorum (also known as roof iris, Japanese roof iris and wall iris) is a plant species in the genus Iris, it is also in the subgenus Limniris. It is a rhizomatous perennial. It is native of China, Korea and Burma, with lavender-blue, bluish-violet, purple-blue, blue-lilac or sky blue flowers. There is a white form as well.