|
}} ''Iris ludwigii'', with the common name Ludwig Iris, is a species in the genus ''Iris''. It is also in the subgenus of Iris subg. Limniris and in series Spuriae. It is a bulbous perennial plant with violet-blue flowers. It is native to the Altai Mountains in Central Asia, where Russia, China, Mongolia, and Kazakhstan meet. It is cultivated as an ornamental plant in temperate regions. It has . ==Description== ''Iris ludwigii'' is similar in form to ''Iris pontica'', but differs in shape and size of the rhizome. It has a stout, creeping rhizome. That forms compact and often crowded plants.〔 It has between 2 and 4, linear, grass-like, lanceolate, long, and 5mm wide leaves.〔 The leaves have 3-7 veins.〔〔 It has very variable sized stems that can be obsolete or underground,〔 or 2–3 cm long,〔 or up to cm long.〔〔 It has lanceolate and green, paper-like spathes (leaves of the flower bud).〔〔〔 The stems hold 1-2 terminal (top of stem) flowers,〔〔〔 between May and June.〔〔 The flowers last on the plant between 6–8 days.〔 It has flowers that are in diameter,〔 that are violet-blue.〔〔〔〔〔 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 lanceolate, with white marks and violet-blue veining. In the centre of the falls is covered with short unicellular hairs,〔 (looking similar to a yellow beard).〔〔 The standards are erect, narrow and oblong.〔 It has a slender filiform (thread-like), perianth tube.〔〔 It has linear style branches, that white with violet-blue tips.〔 It has yellow or white filaments and orange anthers.〔〔 After the iris has flowered, it produces a seed capsule (not described) between August and September.〔 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 ludwigii」の詳細全文を読む スポンサード リンク
|