夏石金花茶 Camellia xiashiensis S.Yun Liang & C.Z.DengCamellia xiashiensis

Gao Jiyin, Clifford R. Parks, Du Yueqiang, 2005, Collected Species of the Genus Camellia an Illustrated Outline，p.126. Flowers are pale yellow, 1.5-2.8 cm in diameter, borne at the tips of twigs and in leaf axils. Pedicels 3 mm long. Bracts 4-5, persistent. Sepals 5, persistent, both surfaces pubescent, margins ciliate. Petals 7-8, 1.0-2.0 cm long, 0.6-0.9 cm wide, suborbicular to long-elliptic, glabrous. Androecium glabrous, 1.0-1.3 cm long, outermost filaments fused from the base into a column. Gynoecium 1.0-1.5 cm long, 3 styles, free, not fused, at the base, ovary glabrous, ovary glabrous. Seeds glabrous. Blooming season: winter. Capsules oblate, tip slightly sunken, glabrous, 3.0-4.5 cm in diameter, 3 locules, pericarp wall 2-3 mm thick. Seeds glabrous. Leaves long-elliptic, tip acute or caudate-acuminate, base cuneate or broadly cuneate, 11.5-19.5 cm long, 5.5-8.5 cm wide, margin finely serrulate, upper surface with midrib slightly raised, glabrous, lower surface with midrib significantly raised, glabrous, cork-warts. Petioles 7-15 mm long, glabrous. Shrub up to 4 m tall, young shoots reddish-brown, older branches gray-brown, gray-white to yellowish-brown in color. Distribution: Ever-green forests from Ningming County to Pingxiang City in south-ern Guangxi; Elevation: 150-250 m; Specific locality: Banjiao Village, Xiahsi Township, Ningming County, Guangxi, China.

高继银、帕克斯、杜跃强，2005. 《山茶属植物主要原种彩色图集》浙江科学技术出版社，第126页。花淡黄色，花径1.5~2.8厘米，顶生或腋生。花柄长3毫米。苞片4~5枚，宿存，萼片5枚，宿存，两面被短柔毛，边缘具睫毛。花瓣7~8枚，长1.0~2.0厘米，宽0.6~0.9厘米，近圆形至长椭圆形，无毛。雄蕊无毛，长1.0~1.3厘米，外轮花丝基部连生。雌蕊长1.0~1.5厘米，花柱3条，基部完全离生，子房无毛。花期冬季。蒴果扁球形，顶端微凹，无毛，直径3.0~4.5厘米，3室，果皮厚2~3毫米。种子无毛。叶长椭圆形，先端急尖或尾状渐尖，基部楔形或阔楔形，长11.5~19.5厘米，宽5.5 ~ 8.5厘米，边缘具细齿，叶面中脉略凸起，无毛，叶 背中脉明显凸起，无毛，有腺点。叶柄长7~15毫米，无毛。灌木，高可达4米，嫩枝红褐色，老枝灰褐色，树皮灰白色至黄褐色，光滑。分布：广西壮族自治区南部的宁明县和凭祥市（常生长在山谷中 的常绿林中），海拔150-250米。可寻地点:广西壮族自治区宁明县夏石乡板角村。