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}} ''Iris bloudowii'' is a species in the genus ''Iris'', it is also in the subgenus of Iris and in the ''Psammiris'' section. It is a rhizomatous perennial, from Russia, Siberia, Kazakhstan, Mongolia and China, with sickle-shaped leaves, slender stem and 2 bright or pale yellow flowers. It is cultivated as an ornamental plant in temperate regions. ==Description== It is similar in form to ''Iris humilis'' (another Psammiris species). It has a thick, short, irregularly shaped, fibrous rhizome.〔(【引用サイトリンク】url=http://www.efloras.org/florataxon.aspx?flora_id=2&taxon_id=200028153 )〕〔(【引用サイトリンク】url=http://flower.onego.ru/other/iris/iris_hum.html )〕〔(【引用サイトリンク】url=http://irisbotanique.over-blog.com/categorie-0.html&usg=ALkJrhh70LNmXSsW7XWSPOAq9g9rjg4IpQ )〕〔British Iris Society (1997) 〕 They are in diameter.〔(【引用サイトリンク】url=http://www.agbina.com/site.xp/053051050124052052055.html )〕 Under the rhizome, are numerous yellow-white, secondary roots.〔〔(【引用サイトリンク】url=http://www.plants.csdb.cn/eflora/View/Search/chs_contents.aspx%3FCPNI%3DCPNI-252-06653&usg=ALkJrhh_pUr3QVolTR5xMLyDez3VyrozdA )〕 On top of the rhizome, are the brown, fibrous remains of old leaves.〔〔〔〔 The rhizome has many branches, creating a slowly, creeping plant.〔〔(【引用サイトリンク】url=http://wiki.plantae.se/index.php/Iris_bloudowii )〕 It has 2-4,〔 linear,〔〔〔 or lanceolate,〔〔 or sword-shaped basal leaves,〔〔〔 They are slightly curved or sickle-shaped.〔〔〔 They appear in spring, as broad, brown shoots, before turning greyish green,〔〔〔〔 or light green,〔(【引用サイトリンク】url=http://humangarden.ru/bd/novosad/novosad.php?id_rast=274 )〕 they can grow up to between long and 4–8 mm wide, at blooming time.〔〔 Later, they extend up to between long and 8–13 mm wide.〔〔〔〔〔〔 They have 5-6 longitudinal veins, but no central mid-vein.〔〔 The leaves are deciduous, and die away after flowering.〔〔 It has a slender, erect stem, that can reach up to between long.〔〔 After flowering, the stem extends up to long.〔〔〔〔〔〔〔〔〔〔〔(【引用サイトリンク】url=http://www.oookorni.ru/Details/Iris-bludova.html )〕 It is not branched and carries the flowers above the foliage.〔〔 The stem has 2 or 3, keeled, oblong-lanceolate, reddish purple, membranous, spathes or bracts (leaves of the flower bud).〔〔〔〔〔 They are long and 1.6–2 cm wide.〔〔〔 The stems hold 2 terminal (top of stem) flowers,〔〔〔〔〔〔〔〔〔〔 blooming in late spring, between April and May,〔〔〔〔〔 or June (in Russia).〔 The flowers are held on pedicels (stalks) that are 0.5–2 cm long.〔〔〔 The flowers are in diameter,〔〔〔〔〔 come in shades of yellow,〔〔〔〔〔〔〔 from bright yellow,〔〔〔(【引用サイトリンク】url=http://davesgarden.com/guides/pf/go/171458/#b )〕 to clear yellow,〔〔 to dark yellow.〔〔 It has 2 pairs of petals, 3 large sepals (outer petals), known as the 'falls' and 3 inner, smaller petals (or tepals), known as the 'standards'. The falls are obovate,〔〔〔 or ovate,〔 with purple or brown veins,〔〔〔〔〔〔〔 leading to the haft (the section closest to the stem),〔 and have a central yellow,〔〔〔〔 or golden beard.〔〔 They are 4 cm long and 2 cm wide.〔〔 The upright standards are oblanceolate and 3-4.5 cm long and 1-1.2 cm wide.〔〔 They are narrower and shorter than the falls.〔 It has a 1-1.5 cm long perianth tube,〔〔〔 which is equal in length to the green, spindle-shaped,〔 ovary.〔〔 The ovary also has 6 purple stripes.〔 The plant also has long stamens,〔〔 and bright yellow style branches that are flat and 2.5 cm long.〔〔 After the iris has flowered, between June and August,〔〔〔 it produces an oval or ovoid seed capsule,〔 on a 1-1.2 cm long stalk.〔〔 Inside are dark brown, ellipsoid or oval seeds, which are 5mm long and 3mm wide.〔〔〔 They are wrinkled and have a white aril (appendage).〔〔〔 抄文引用元・出典: フリー百科事典『 ウィキペディア（Wikipedia）』 ■ウィキペディアで「Iris bloudowii」の詳細全文を読む スポンサード リンク
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