目前为止，中国西南野生生物种质资源库共保藏该物种: 种子34份; DNA材料66份; DNA4份; 离体材料30份;

• 科:兰科    Orchidaceae
• 属:绶草属    Spiranthes
• 种:绶草   Spiranthes sinensis

1. Spiranthes sinensis (Persoon) Ames, Orchidaceae. 2: 53. 1908. 绶草 shou cao Neottia sinensis Persoon, Syn. Pl. 2: 511. 1807; Gyrostachys australis (R. Brown) Blume; G. stylites (Lindley) Kuntze; Monustes australis (R. Brown) Rafinesque; N. amoena M. Bieberstein; N. australis R. Brown; N. australis var. chinensis Ker Gawler; Spiranthes amoena (M. Bieberstein) Sprengel; S. australis (R. Brown) Lindley; S. australis var. suishaensis Hayata; S. sinensis var. amoena (M. Bieberstein) H. Hara; S. sinensis var. australis (R. Brown) H. Hara & S. Kitamura; S. stylites Lindley; S. suishaensis (Hayata) Schlechter.Plants 13-30 cm tall. Roots 2-3 mm in diam. Leaves 2-5, erect and spreading, broadly linear to broadly linear-lanceolate, rarely narrowly oblong, 3-10 × 0.5-1 cm, apex acute or acuminate, with an indistinct petiole-like base. Inflorescence erect, 10-25 cm, glabrous; rachis 4-10 cm, with many spirally arranged flowers; floral bracts ovate-lanceolate, glabrous, apex long acuminate. Flowers purplish red or pink; ovary pale green, 4-5 mm including pedicel, glabrous. Dorsal sepal forming a hood with petals, narrowly oblong, cymbiform, ca. 4 × 1.5 mm, glabrous, apex subacute; lateral sepals lanceolate, slightly oblique, ca. 5 × 2 mm, glabrous, base slightly gibbous, apex subacute. Petals rhombic-oblong, oblique, ca. as long as dorsal sepal, thinly textured, apex obtuse; lip broadly oblong, 4-5.5 × ca. 2.5 mm, shortly clawed, concave base containing 2 clavate glands, lateral margins erect, apical margin with strongly wrinkled teeth, apex obtuse and recurved; disk papillate. Column erect, ca. 2 mm; anther ovoid; pollinia ca. 1 mm; rostellum narrowly triangular-lanceolate; stigma discoid, weakly 3-lobed, slightly raised. Fl. Jul-Aug. 2n = 24, 30, 32.Open and moist areas in forests, thickets, wet grasslands, meadows, marshes; 200-3400 m. Almost throughout China [Afghanistan, Bhutan, India, Japan, Kashmir, Korea, Malaysia, Mongolia, Myanmar, Nepal, Philippines, Russia (Siberia), Thailand, Vietnam; Australia].【引自：Flora of China】

植株高13-30厘米。根数条，指状，肉质，簇生于茎基部。茎较短，近基部生2-5枚叶。叶片宽线形或宽线状披针形，极罕为狭长圆形，直立伸展，长3-10厘米，常宽5-10毫米，先端急尖或渐尖，基部收狭具柄状抱茎的鞘。花茎直立，长10-25厘米，上部被腺状柔毛至无毛；总状花序具多数密生的花，长4-10厘米，呈螺旋状扭转；花苞片卵状披针形，先端长渐尖，下部的长于子房；子房纺锤形，扭转，被腺状柔毛，连花梗长4-5毫米；花小，紫红色、粉红色或白色，在花序轴上呈螺旋状排生；萼片的下部靠合，中萼片狭长圆形，舟状，长4毫米，宽1.5毫米，先端稍尖，与花瓣靠合呈兜状；侧萼片偏斜，披针形，长5毫米，宽约2毫米，先端稍尖；花瓣斜菱状长圆形，先端钝，与中萼片等长但较薄；唇瓣宽长圆形，凹陷，长4毫米，宽2.5毫米，先端极钝，前半部上面具长硬毛且边缘具强烈皱波状啮齿，唇瓣基部凹陷呈浅囊状，囊内具2枚胼胝体。花期7-8月。【引自：中国植物志】