|
''Iris psammocola'' is a species in the genus ''Iris'', it is also in the subgenus of Iris and in the ''Pseudoregelia section''. It is a rhizomatous perennial, from China. It has grass-like leaves, short stems, yellow flowers. It is cultivated as an ornamental plant in temperate regions. ==Description== It has short, obconical (like an inverted cone) rhizomes, with slender secondary roots underneath. The top of the rhizome has dense straight fibres.〔(【引用サイトリンク】url=http://www.efloras.org/florataxon.aspx?flora_id=2&taxon_id=240001323 )〕〔 〕 It has narrow, linear leaves, that can grow up to between long, and between 0.2 and 0.4 cm wide. They have a pointed end.〔 It has a very short slender stem, that can grow up to between tall.〔 The stem has 2 lanceolate and (scarious) membranous spathe (leaves of the flower bud). They are between long and about 0.8 cm wide. They have a distinct midvein.〔 The stems hold 1 terminal (top of stem) flower, blooming between April and May.〔 The yellow flowers are in diameter.〔 They have a very short pedicel and slender perianth tube, that is long. Like other irises, 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 have an obovate limb (part of the petal beside the stem), they are long and 1.5 cm wide. In the centre of the petal is a beard. The erect standards are oblanceolate and long and 4 cm wide.〔 It has 1.5 cm long stamens, and style branches that are 3.5 cm long.〔 After the iris has flowered, it produces an seed capsule which has not been described. 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 psammocola」の詳細全文を読む スポンサード リンク
|