少瓣秋海棠Begonia wangii Yu
少瓣秋海棠Begonia wangii Yu
22.少瓣秋海棠（中国高等植物图鉴补编）富宁秋海棠（云南植物名录），爬山猴（全国中草药资料）图版31：4-5
Begonia wangii Yu in Bull. Fan Mem. Inst. Biology new ser. 1 (2): 126. 1948; 中国高等植物图鉴补编2: 534, in clavi. 1983; C. Y. Wu et al. Index Fl. Yunnan.1: 352. 1984; L. B. Smith et al. in Smithson. Contr. Bot. 60: 7, in clavi, 249. 1986. ——B. cavaleriei Levl. var. pinfaensis Levl in Fedde, Repert. Sp. Nov. 7: 20. 1909, p. p. quoad. syntypi cavalerie 917, et Fl. Kouy-Tcheou 46. 1914; Irmsch. in Mitt. Inst. Allg. Bot. Hamburg 10: 512. 1939; Lauener in Not. Bot. Gard. Edinb. 3 (3): 433. 1972. ——B. cavaleriei auct. non Levl.: 中国高等植物图鉴2: 944. 1972. quoad fig. 3618, excl. descr.
多年生草本。根状茎伸长，长圆柱状，长3-5.5厘米，直径5-8毫米，表面不平整，节间明显，呈结节状，被多数褐色膜质鳞片和粗壮纤维状之根。叶盾形，均基生，具长柄；叶片两侧略不相等，轮廓卵状长圆形至卵状披针形，长7-20厘米，宽3-10厘米，先端渐尖，基部圆形，略偏斜，窄侧宽1.5-3.4厘米，宽侧宽2.3-6厘米，边全缘或略带波状，上面暗绿色，下面带紫色，两面无毛，掌状5-7条脉，呈放射状，下面明显；叶柄长5-20厘米，有纵棱，无毛；托叶卵形，长约8毫米，宽约4毫米，先端渐尖，顶端带刺芒，无毛。花葶高12-17厘米，无毛；花数朵，呈二歧聚伞状；花梗长8-10毫米，无毛；苞片卵形，长6-8毫米，宽3-4毫米，先端渐尖，无毛；雄花：花被片2，宽卵形至扁圆形，长15-18毫米，宽12-16毫米，先端急尖或钝；雄蕊多数，花丝长1-2毫米，基部合生，整体呈球状，花药倒卵球形，长约0.8毫米，顶端截形或微凹；雌花：花被片2，圆卵形，长14-18毫米，宽10-15毫米，先端钝或急尖；子房长圆柱状，3室，中轴胎座，每室胎座具2裂片；花柱3，离生，2裂，柱头膨大扭曲成U形，并密被刺状乳头。幼果下垂，果梗长约3.5厘米，无毛；轮廓长圆柱状，长约2.1厘米，无毛；翅不明显。花期5月。
产云南东南部和广西南部。生于石上，海拔800米。模式标本采自云南富宁。
《Flora of China》 Vol. 13 (2007)
Begonia wangii T. T. Yu
少瓣秋海棠 shao ban qiu hai tang
Begonia cavaleriei H. Léveillé var. pinfaensis H. Léveillé.
Herbs. Rhizomes elongate, to 2.5 cm in diam. Leaves basal; stipules ovate, 0.8-1.9 cm × 4-12 mm, glabrous, apex acuminate or cuspidate; petiole to 30 cm, glabrous; blade abaxially red, adaxially dark green, peltate, ovate-oblong to ovate-lanceolate, slightly asymmetric, 7-20 × 3-11 cm, ca. 2 mm thick, glabrous, venation palmate, 5-7-veined, base rounded, margin entire, apex acuminate. Inflorescences to 40 cm, glabrous; bracts ovate, 5-8 × 3-6 mm, glabrous, apex acuminate. Staminate flowers: pedicel 0.9-1.9 cm; tepals 2, pink, broadly ovate to oblate-orbicular, 1.5-1.9 × 1.2-2.3 cm, apex acute; stamens ca. 60; filaments 1-3.7 mm, fused at base; anthers obovoid, 0.8-1.7 mm, apex truncate or emarginate. Pistillate flowers: pedicel 2.5-3.6 cm; tepals 2, pink, orbicular-ovate, 1.4-2.1 × 1-2.5 cm, apex acute; ovary 3-loculed; placentae axile, bilamellate; styles 3, 5.5-8.1 mm, free; stigmas 2-cleft, spiraled. Capsule nodding, unequally 3-winged; abaxial wing lunate, ca. 5 × 1.9-2 cm; lateral wings smaller, ca. 2 mm.
● Scrubby vegetation, on limestone rocks; (600-)800-1000 m. W Guangxi (Jingxi, Napo), SE Yunnan (Malipo).
别名：野海棠;富宁秋海棠;岩蜈蚣;王氏秋海棠;爬岩龙;爬山猴;
科名：秋海棠科 Begoniaceae
属名：秋海棠属 Begonia
22.少瓣秋海棠（中国高等植物图鉴补编）富宁秋海棠（云南植物名录），爬山猴（全国中草药资料）图版31：4-5
Begonia wangii Yu in Bull. Fan Mem. Inst. Biology new ser. 1 (2): 126. 1948; 中国高等植物图鉴补编2: 534, in clavi. 1983; C. Y. Wu et al. Index Fl. Yunnan.1: 352. 1984; L. B. Smith et al. in Smithson. Contr. Bot. 60: 7, in clavi, 249. 1986. ——B. cavaleriei Levl. var. pinfaensis Levl in Fedde, Repert. Sp. Nov. 7: 20. 1909, p. p. quoad. syntypi cavalerie 917, et Fl. Kouy-Tcheou 46. 1914; Irmsch. in Mitt. Inst. Allg. Bot. Hamburg 10: 512. 1939; Lauener in Not. Bot. Gard. Edinb. 3 (3): 433. 1972. ——B. cavaleriei auct. non Levl.: 中国高等植物图鉴2: 944. 1972. quoad fig. 3618, excl. descr.
多年生草本。根状茎伸长，长圆柱状，长3-5.5厘米，直径5-8毫米，表面不平整，节间明显，呈结节状，被多数褐色膜质鳞片和粗壮纤维状之根。叶盾形，均基生，具长柄；叶片两侧略不相等，轮廓卵状长圆形至卵状披针形，长7-20厘米，宽3-10厘米，先端渐尖，基部圆形，略偏斜，窄侧宽1.5-3.4厘米，宽侧宽2.3-6厘米，边全缘或略带波状，上面暗绿色，下面带紫色，两面无毛，掌状5-7条脉，呈放射状，下面明显；叶柄长5-20厘米，有纵棱，无毛；托叶卵形，长约8毫米，宽约4毫米，先端渐尖，顶端带刺芒，无毛。花葶高12-17厘米，无毛；花数朵，呈二歧聚伞状；花梗长8-10毫米，无毛；苞片卵形，长6-8毫米，宽3-4毫米，先端渐尖，无毛；雄花：花被片2，宽卵形至扁圆形，长15-18毫米，宽12-16毫米，先端急尖或钝；雄蕊多数，花丝长1-2毫米，基部合生，整体呈球状，花药倒卵球形，长约0.8毫米，顶端截形或微凹；雌花：花被片2，圆卵形，长14-18毫米，宽10-15毫米，先端钝或急尖；子房长圆柱状，3室，中轴胎座，每室胎座具2裂片；花柱3，离生，2裂，柱头膨大扭曲成U形，并密被刺状乳头。幼果下垂，果梗长约3.5厘米，无毛；轮廓长圆柱状，长约2.1厘米，无毛；翅不明显。花期5月。
产云南东南部和广西南部。生于石上，海拔800米。模式标本采自云南富宁。
《Flora of China》 Vol. 13 (2007)
Begonia wangii T. T. Yu
少瓣秋海棠 shao ban qiu hai tang
Begonia cavaleriei H. Léveillé var. pinfaensis H. Léveillé.
Herbs. Rhizomes elongate, to 2.5 cm in diam. Leaves basal; stipules ovate, 0.8-1.9 cm × 4-12 mm, glabrous, apex acuminate or cuspidate; petiole to 30 cm, glabrous; blade abaxially red, adaxially dark green, peltate, ovate-oblong to ovate-lanceolate, slightly asymmetric, 7-20 × 3-11 cm, ca. 2 mm thick, glabrous, venation palmate, 5-7-veined, base rounded, margin entire, apex acuminate. Inflorescences to 40 cm, glabrous; bracts ovate, 5-8 × 3-6 mm, glabrous, apex acuminate. Staminate flowers: pedicel 0.9-1.9 cm; tepals 2, pink, broadly ovate to oblate-orbicular, 1.5-1.9 × 1.2-2.3 cm, apex acute; stamens ca. 60; filaments 1-3.7 mm, fused at base; anthers obovoid, 0.8-1.7 mm, apex truncate or emarginate. Pistillate flowers: pedicel 2.5-3.6 cm; tepals 2, pink, orbicular-ovate, 1.4-2.1 × 1-2.5 cm, apex acute; ovary 3-loculed; placentae axile, bilamellate; styles 3, 5.5-8.1 mm, free; stigmas 2-cleft, spiraled. Capsule nodding, unequally 3-winged; abaxial wing lunate, ca. 5 × 1.9-2 cm; lateral wings smaller, ca. 2 mm.
● Scrubby vegetation, on limestone rocks; (600-)800-1000 m. W Guangxi (Jingxi, Napo), SE Yunnan (Malipo).