|
''Iris cathayensis'' is a beardless iris in the genus ''Iris'', in the subgenus ''Limniris'' and in the ''Tenuifoliae series'' of the species. It is a rhizomatous herbaceous perennial, from China. It has grey-green leaves, short stems and violet flowers. ==Description== ''Iris cathayensis'' has a brown, tough, knobbly rhizome. Which has dark red leaf bases (from last seasons leaves).〔〔British Iris Society (1997) 〕 It has linear, greyish-green, long and 3 - 4 mm wide at blooming time. It later extends up to long and 6mm wide.〔〔 The tips of the leaves arch over.〔 It has very short flowering stems, long.〔 Sometimes, the stems do not emerge from below ground.〔〔 It has between 3-4 green, lanceolate, between long and wide, large spathes (leaves of the flower bud).〔〔 It has membranous margins, visible mid-vein and pointed end.〔〔 The flowers are in diameter, and come in shades of violet,〔〔〔 in April.〔 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 narrowly oblanceolate, long and 5mm wide. The standards are also narrowly oblanceolate, long and 5mm wide.〔 It has a 1.5–2 cm long, filiform (thread-like) pedicel, 7–9 cm long perianth tube, 2.8-3.5 cm long stamens, blue anthers and 1.3-1.5 long ovary. It also has long and 3mm wide, linear style branches, the same colour as the petals.〔 After the iris has flowered, it produces a seed capsule (not described) between June and August.〔 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 cathayensis」の詳細全文を読む スポンサード リンク
|