杂性治疝草Herniaria polygama J. Gay
别名:杂性脱肠草;
科名:石竹科 Caryophyllaceae
属名:治疝草属 Herniaria
《中国植物志》第26卷052页
2. 杂性治疝草(新拟) 杂性脱肠草(拉汉种子植物名称)图版11: 6-9
Herniaria polygama J. Gay in Duch. Rev. Bot. 2: 371. 1847; Muravjeva in Kom. Fl. USSR 6: 571. tab. 34. fig. 4. 1936.
多年生草本,高3-15厘米,全株被短柔毛。茎铺散,稍直立。叶片长圆状椭圆形,长3-10毫米,宽1-3毫米,顶端钝,基部渐狭,两面被短柔毛;叶柄极短;托叶宽卵圆形,白色,膜质,具缘毛。聚伞花序腋生;萼片4,披针形,长1.5毫米,宽0.5毫米,顶端急尖,外面被毛;雄蕊4,短于萼片,花药长圆形;花柱外露,柱头2裂,长约0.5毫米。瘦果卵形,通常与宿存萼近等长;种子未见。花期7-8月,果期8-9月。
产新疆。生于海拔550米草原地带。罗马尼亚、乌克兰、俄罗斯也有。
《Flora of China》 Vol. 6 (2001)
Herniaria polygama J. Gay
杂性治疝草 za xing zhi shan cao
Plants annual, pubescent. Stems spreading, 3--15 cm. Petiole short; leaf blade oblong-elliptic, 3--10 × 1--3 mm, base attenuate, apex obtuse. Glomerules leaf-opposed, (6--)10--12- or more flowered. Flowers 4-merous, 1.4--1.5(--1.7) mm. Sepals lanceolate, ca. 1.5 × 0.5 mm, abaxially hairy, apex apiculate. Stamens 4, shorter than sepals. Style (0.3--)0.5 mm, often longer than sepals at maturity, divided for ca. 1/3 length. Achene ovoid, subequaling calyx. Fl. Jul--Aug, fr. Aug--Sep.
Steppes, riverside grasslands; ca. 500 m. Xinjiang [Russia; E Europe].
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