锐果鸢尾Iris goniocarpa

中文名(Chinese Name):锐果鸢尾
学名(Scientific Name):Iris goniocarpa Baker
英文名(English Common Name):
别名(Chinese Common Name):小排草
异名(Synonym):Iris goniocarpa var. tenella Y. T. Zhao
科属(Family & Genus):鸢尾科(Iridaceae)鸢尾属
形态特征(Description):多年生草本。根状茎短,棕褐色;须根细,质地柔嫩,黄白色,多分枝。叶柔软,黄绿色,条形,长10-25厘米,宽2-3毫米,顶端钝,中脉不明显。花茎高10-25厘米,无茎生叶;苞片2枚,膜质,绿色,略带淡红色,披针形,长2-4厘米,宽5-8毫米,顶端渐尖,向外反折,内包含有1朵花;花蓝紫色,直径3.5-5厘米;花梗甚短或无;花被管长1.5-2厘米,外花被裂片倒卵形或椭圆形,长2.5-3厘米,宽约1厘米,有深紫色的斑点,顶端微凹,基部楔形,中脉上的须毛状附属物基部白色,顶端黄色,内花被裂片狭椭圆形或倒披针形,长1.8-2.2厘米,宽约5毫米,顶端微凹,直立;雄蕊长约1.5厘米,花药黄色;花柱分枝花瓣状,长约1.8厘米,顶端裂片狭三角形,子房绿色,长1-1.5厘米。蒴果黄棕色,三棱状圆柱形或椭圆形,长3.2-4厘米,直径1.2-1.8厘米,顶端有短喙。花期5-6月,果期6-8月。
分布(Distribution):产陕西、甘肃、青海、四川、云南、西藏。生于海拔3000-4000米的高山草地、向阳山坡的草丛中以及林缘、疏林下。印度、不丹、尼泊尔也有。
用途(Use):| Iridaceae  | Iris
引自中国植物志英文版FOC Vol. 24 Page 311
Iris goniocarpa Baker, Gard. Chron., n.s.,. 6: 710. 1876.
锐果鸢尾 rui guo yuan wei
Iris gracilis Maximowicz; I. goniocarpa var. tenella Y. T. Zhao.
Rhizomes erect, very short. Roots slender. Leaves yellowish green, linear, 10--25 cm × 2--3 mm, midvein obscure, apex acute. Flowering stems 10--25 cm, leafless or 1- or 2-leaved; spathes 2, green, lanceolate, 2--4 cm × 5--8 mm, 1-flowered, apex recurved, acuminate. Flowers violet, 2.5--3 cm in diam.; pedicel short or absent. Perianth tube 1.5--2 cm; outer segments with deep purple mottling, obovate to elliptic, beard of white-based, yellow-tipped hairs, apex retuse; inner segments spreading, oblong, 1.8--2.2 cm × ca. 5 mm, apex retuse or truncate. Stamens ca. 1.5 cm; anthers yellow. Ovary 1--1.5 cm. Style branches ca. 1.8 cm. Capsule ellipsoid, 3.2--4 × 1.2--1.8 cm in diam., 3-angled, apex shortly beaked. Fl. May--Jun, fr. Jun--Aug.
Alpine grasslands; 3000--4000 m. Gansu, Hubei, Qinghai, Shaanxi, Sichuan, Yunnan, Xizang [Bhutan, Myanmar, Nepal, Sikkim]
锐果鸢尾Iris goniocarpa

锐果鸢尾Iris goniocarpa(责任编辑:徐晔春)

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