大叶杓兰Cypripedium fasciolatum Franch

别名：紫点杓兰;九头狮子草;大叶勺兰;蜈蚣七;

科名：兰科 Orchidaceae

属名：杓兰属 Cypripedium

《中国植物志》第17卷032页
  9.大叶杓兰（中国高等植物图鉴）图版3: 5-6
  Cypripedium fasciolatum Franch. in J. Bot. (Morot)8: 232. 1894; Rolfe in J. Linn. Soc. Bot. 36: 64. 1903; Schltr. in Acta Hort. Gothob. 1: 127. 1924; S. Y. Hu in Quart. J. Taiwan Mus. 26(-2): 144. 1973; 中国高等植物图鉴5: 605.图8040. 1976; S. C. Chen et Y. Z. Xi in Proc. 12th World Orch. Conf. 144. 1987; 横断山区维管植物2: 2511. 1994; Cribb, Genus Cypripedium 164. fig. 23. 1997;中国兰花全书108.图6-2(11). 1998. ——Cypripedium wilsonii Rolfe in Kew Bull. 1906: 379. 1906. ——？Cypripedium langrhoa Gattefosse in Rev. Parfum Mod. 4: 53. 1918, nom. prov. ; Constantin in Bull. Mus. Hist. Nat. Paris 25: 221. 1919.
  植株高30-45厘米，具粗短的根状茎。茎直立，无毛或在上部近关节处具短柔毛，基部具数枚鞘，鞘上方具3-4枚叶。叶片椭圆形或宽椭圆形，长15-20厘米，宽6-12厘米，先端短渐尖，两面无毛，具缘毛。花序顶生，通常具1花，极罕2花；花序柄上端被短柔毛；花苞片叶状，椭圆形或卵形，长7-10厘米，宽3-6.5厘米，先端渐尖，背面近基部的脉上偶见短柔毛；子房长1.5-3厘米，密被淡红褐色腺毛；花大，直径达12厘米，有香气，黄色，萼片与花瓣上具明显的栗色纵脉纹，唇瓣有栗色斑点；中萼片卵状椭圆形或卵形，长5-6厘米，宽2.8-3.5厘米，先端渐尖，边缘有时略波状，背面脉上略被微柔毛；合萼片与中萼片相似，但宽仅2-2.5厘米，先端2浅裂；花瓣线状披针形或宽线形，长5.5-8厘米，宽8-15毫米，先端渐尖，内表面基部和背面中脉被短柔毛；唇瓣深囊状，近球形，长5-7厘米，常多少上举，囊口边缘多少呈齿状，囊底具毛，外面无毛；退化雄蕊卵状椭圆形，长1.5-2厘米，宽约1厘米，边缘略内弯，基部有耳并具短柄，下面有龙骨状突起。花期4-5月。
  产湖北西部（兴山、神农架）和四川东北部至西南部。生于海拔1600-2900米的疏林中、山坡灌丛下或草坡上。模式标本采自四川。

《Flora of China》 Vol. 25 (2009)
Cypripedium fasciolatum  Franchet J. Bot. (Morot). 8: 232. 1894.
大叶杓兰   da ye shao lan
Cypripedium langrhoa Gattefosse ex Constantin; C. wilsonii Rolfe.
Plants 30-45 cm tall, with a stout, short rhizome. Stem erect, glabrous or pubescent near upper nodes, with several sheaths at base and 3 or 4 leaves above. Leaf blade elliptic or broadly elliptic, 15-20 × 6-12 cm, both surfaces glabrous, ciliate, apex shortly acuminate. Inflorescence terminal, 1- or rarely 2-flowered; peduncle pubescent in upper part; floral bracts foliaceous, elliptic or ovate, 7-10 × 3-6.5 cm, abaxial veins occasionally pubescent toward base, apex acuminate; pedicel and ovary 1.5-3 cm, with dense reddish brown glandular hairs. Flowers fragrant, large, to 12 cm in diam., pale to lemon-yellow, with maroon longitudinal stripes on sepals and petals. Dorsal sepal ovate-elliptic or ovate, 5-6 × 2.8-3.5 cm, abaxial veins slightly puberulent, margin sometimes slightly undulate, apex acuminate; synsepal similar to dorsal sepal, 5-6 × 2-2.5 cm, apex shallowly 2-lobed. Petals linear-lanceolate or broadly linear, 5.5-8 × 0.8-1.5 cm, pubescent toward adaxial base and on abaxial veins, apex acuminate; lip often ± ascending, deeply pouched, subglobose, 5-7 cm, mouth often slightly edged by teeth, outer surface glabrous, inner bottom hairy. Staminode ovate-elliptic, 1.5-2 × ca. 1 cm, abaxially carinate, base slightly auriculate, margin slightly incurved. Fl. Apr-Jun.
● Open forests, scrubby slopes, grasslands; 1600-2900 m. Chongqing, W Hubei, SW Sichuan.