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}} ''Iris pontica'' is a species in the genus ''Iris'', it is also in the subgenus of ''Limniris'' and in Series ''Spuriae''. It is a dwarf rhizomatous perennial plant from eastern Europe, the Causcasus region and Russia, with a short stem and violet-blue and white flowers. It is cultivated as an ornamental plant in temperate regions. ==Description== It is known as the smallest Spuria iris.〔(【引用サイトリンク】url=http://click-art.ru/english/articles.php?id=1738 )〕 It is related to ''Iris sintenisii'' and ''Iris graminea'' but it is very distinct from them. It has a short, thick, woody, branching rhizomes.〔(【引用サイトリンク】url=http://redbook-ua.org/ru/item/iris-pontica-zapa/ )〕〔(【引用サイトリンク】url=http://irisbotanique.over-blog.com/article-chapitre-ii-iris-a-touffe-et-autre-partie3-106518511.html )〕 That measure 0.4-1.0 cm in diameter.〔〔 They normally grown at 3-5cm deep in the soil.〔 The branching and creeping habit creates tufts of plants.〔(【引用サイトリンク】url=http://encyclopaedia.alpinegardensociety.net/plants/Iris/pontica )〕〔 It has foliage which is similar in form to ''Iris graminea''. It has 2-5 basal leaves,〔(【引用サイトリンク】url=http://flora.adatbank.transindex.ro/print.php?fid=20 )〕〔〔 that are narrow, linear, lanceolate, slightly glaucous and grass-like.〔〔〔〔〔〔 They grow up to long and 2-5mm wide.〔 Thomas Gaskell Tutin (Editor)〕〔〔〔〔〔〔〔 The leaves can be 3 times as long as the stem.〔 They have prominent ribs or veining.〔〔〔 It has very short stem,〔〔 1-4 cm long.〔〔〔〔〔〔 In total, with the flower, peduncle and stem, the plant can reach up to tall.〔Stuart Max Walters (Editors) 〕〔〔 The stems or peduncle hold 1 (or 2 rarely〔〔) terminal (top of stem) flowers, in late spring,〔〔 or early summer, 〔 between April and June.〔〔〔〔〔 The stems have 2 green, lanceolate, membranous spathes (leaves of the flower bud), that are 40-70mm long.〔〔〔〔〔 The flowers have a slight scent,〔〔〔〔(【引用サイトリンク】url=http://www.rfc-online.ru/?page=47&art=66 )〕 which is rare for most spuria irises,〔 and can be up in diameter,〔〔〔〔〔 and come in shades of violet-blue,〔〔〔〔 violet,〔〔〔〔 purple,〔〔〔〔 or purple-reddish.〔〔 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 sub-orbicular or obovate. They have a yellow, yellow-greenish or white centre patch that is veined with violet, reddish-brown or brown.〔〔〔〔〔〔〔〔〔〔 They have very narrow dark purple claws (section closest to the stem).〔 〔 Measuring up to 45-55mm long and 15-18mm wide.〔〔〔 The single coloured (violet-blue to blue) standards are oblanceolate and unguiculate (clawed).〔〔〔〔〔〔 They also have a dark purple claws.〔〔〔 Measuring 35-50mm long and 8-12mm wide.〔〔〔 It has a long perianth tube, but it is difficult to measure because of the slender, beaked ovary.〔 It is between 2 and 5cm long.〔〔 It has a bronze-purple or purple carinate (ridged), recurved (up turned at the front edge) style branch, which has two violet-blue teeth.〔〔 It has a 2 lobed stigma, yellow filaments, azure anthers and cylindric ovary.〔 After the iris has flowered, it produces an ellipsoid, seed capsule, 1.5-2.5cm long, with 6 ridges, between May and August.〔〔〔〔〔 Inside the capsule, are reddish brown to brown, pyriform (pear shaped) or globose seeds, which have a papery testa (coating).〔〔〔 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 pontica」の詳細全文を読む スポンサード リンク
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