长白岩菖蒲Tofieldia coccinea Richards.

别名：northern asphodel;陀佛草;

科名：百合科 Liliaceae

属名：岩菖蒲属 Tofieldia

《中国植物志》第14卷009页
  1. 长白岩菖蒲 图版1：1
  Tofieldia coccinea Richards. in Frankl. Narr. First Journ. App. 736. 1823. ——T. nutans Willd. in Schult. f., Syst. Veget. 7, 2: 1573. 1830, in nota.
  植株较矮小。叶长2.5-7厘米，宽约2毫米。花葶高5-16厘米；总状花序稍缩短，长0.7-3厘米；花梗很短，长0.5-0.8毫米，在果期可延长至1.5-2 (-3.5) 毫米；花被长2-3毫米，白色，稍带粉红色；子房卵形；花柱3，分离，粗短，长约0.4毫米，与花药长度近相等。蒴果球形，直径2-2.5毫米，上端几不裂或3浅裂，宿存花柱长0.5-0.8毫米，稍外弯，柱头明显膨大。种子近条状梭形，长约1毫米，不具白色纵带。花期7-8月，果期8-9月。
  产吉林南部（长白山、抚松、安图）和安徽（黄山）。生于海拔1800-2400米的草甸、湿原或岩石缝中。朝鲜、日本、苏联、美国也有分布。

《Flora of China》 Vol. 24 (2000)
Tofieldia coccinea  Richardson
长白岩菖蒲   chang bai yan chang pu
Tofieldia fauriei H. Léveillé & Vaniot; T. nutans Willdenow; T. taquetii H. Léveillé & Vaniot.
Leaves 2.5--7(--8) cm × 2--3(--4) mm, rather rigid, margin scabrous, apex acuminate, veins inconspicuous. Scape 5--16 cm, with 1 or 2 short, linear leaves in proximal part. Racemes 7--30 mm, densely many flowered. Flowers horizontally spreading or more often nodding; pedicel 0.5--0.8 mm at anthesis, elongate to 1.5--2(--3.5) mm in fruit; bracteole 1, cupular, apically 3-lobed, rarely to 3-fid. Perianth segments white or slightly tinged with pink or rarely purple, oblanceolate-oblong, 2--3 × ca. 0.5 mm. Stamens protruding from or rarely equaling perianth. Ovary ovoid, scarcely 3-lobed apically. Styles rather thick, ca. 0.4 mm, nearly as long as anthers. Capsule nodding, globose, 2--2.5(--3) mm in diam., apically scarcely or slightly 3-lobed, with persistent styles 0.5--0.8 mm and stigmas conspicuously thickened. Seeds nearly linear-fusiform, rarely ellipsoid, (0.8--)1 mm, without a white, longitudinal band. Fl. Jul--Aug, fr. Aug--Sep. 2 n = (20), 30, (32).
Meadows, wetlands, crevices of rocks or cliffs; 1800--2400 m. Anhui, S Jilin [Japan, Korea, Mongolia, Russia; North America].