Description
provided by eFloras
Plants perennial, tufted, 6--15 cm tall. Stems erect or obliquely ascending, ca. 0.3 mm in diam. Cataphylls 1--3; basal and cauline leaves 2(--4); leaf sheath auricles obtuse, 0.1--0.3 mm, membranous; leaf blade filiform, proximal one 5--11 cm × 0.3--0.5 mm, distal one 2--3 cm. Inflorescences terminal; head solitary, rarely paired, (1 or)2-flowered; bracts 2 or 3, broadly ovate, ca. 3 mm, apex acute. Perianth segments whitish to yellowish but outer ones brownish with age, lanceolate, 3.8--4 mm, unequal with inner ones slightly longer than outer, apex subacute. Stamens 6, subequaling or slightly longer than perianth; filaments 2.5--3 mm; anthers 0.8--1 mm. Style 0.8--1 mm; stigmas capitate, ca. 0.5 mm. Capsule dark brown at maturity, ovoid-oblong, 3.5--3.7 mm, 1-loculed, apex beaked; beak ca. 0.3 mm. Seeds ovoid, 0.5--0.7 mm; appendages 0.2--0.3 mm, unequal. Fl. Jun--Sep, fr. Jul--Sep.
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- copyright
- Missouri Botanical Garden, 4344 Shaw Boulevard, St. Louis, MO, 63110 USA
Distribution
provided by eFloras
Gansu, Guizhou, Henan, Hubei, Ningxia, Qinghai, Shaanxi, Sichuan, Xizang, Yunnan.
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- cc-by-nc-sa-3.0
- copyright
- Missouri Botanical Garden, 4344 Shaw Boulevard, St. Louis, MO, 63110 USA
Habitat
provided by eFloras
* Moist places on forested slopes, alpine meadows, streamsides, rock crevices, roadsides; 2300--4200 m.
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- cc-by-nc-sa-3.0
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- Missouri Botanical Garden, 4344 Shaw Boulevard, St. Louis, MO, 63110 USA
Synonym
provided by eFloras
Juncus luzuliformis Franchet var. potaninii (Buchenau) Buchenau.
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- cc-by-nc-sa-3.0
- copyright
- Missouri Botanical Garden, 4344 Shaw Boulevard, St. Louis, MO, 63110 USA
Juncus potaninii: Brief Summary
(
Vietnamese
)
provided by wikipedia VI
Juncus potaninii là một loài thực vật có hoa trong họ Juncaceae. Loài này được Buchenau mô tả khoa học đầu tiên năm 1890.
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- Wikipedia tác giả và biên tập viên
单枝灯心草
(
Chinese
)
provided by wikipedia 中文维基百科
二名法 Juncus potaniniiBuchen. 单枝灯心草(学名:Juncus potaninii)为灯心草科灯心草属的植物,为中国的特有植物。分布于中国大陆的宁夏、贵州、四川、陕西、甘肃、湖北、西藏等地,生长于海拔2,300米至3,900米的地区,多生于山坡林下阴湿地和岩石裂缝中,目前尚未由人工引种栽培。
异名
- Juncus luzuliformis Franch. var. potaninii Buchen.
参考文献
- 昆明植物研究所. 单枝灯心草. 《中国高等植物数据库全库》. 中国科学院微生物研究所. [2009-02-24]. (原始内容存档于2016-03-05).
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单枝灯心草: Brief Summary
(
Chinese
)
provided by wikipedia 中文维基百科
单枝灯心草(学名:Juncus potaninii)为灯心草科灯心草属的植物,为中国的特有植物。分布于中国大陆的宁夏、贵州、四川、陕西、甘肃、湖北、西藏等地,生长于海拔2,300米至3,900米的地区,多生于山坡林下阴湿地和岩石裂缝中,目前尚未由人工引种栽培。