菊芳金花茶 Camellia cucphuongensis Ninh & RosmannCamellia cucphuongensis

Camellia cucphuongensis Ninh & Rosmann in Ninh (1998: 71), syn. nov. Type:—VIETNAM. Ninh Binh: Cuc Phuong National Park, 11 January 1995, Anh PA 95109 (holotype HNU!).  C. cucphuongensis is a synonym of Camellia flava (Pit.) Sealy (1949: 217)

Gao Jiyin, Clifford R. Parks, Du Yueqiang, 2005, Collected Species of the Genus Camellia an Illustrated Outline，p.94. Flowers are yellow, 4.5-5.0 cm in diameter, borne at the tips of shoots. Pedicels 5-7 mm long. Bracts 5-6, glabrous. Sepals 8-9, pubescent. Petals 13-15, 1.8-2.5 cm long, 1.5 cm wide, obovate, tip rounded. Androecium pubescent, 0.8-2.4 cm long, stamens free at the base. Gynoecium 1.3 cm long, 5 styles, free, not fused at the base, ovary tomentose. Blooming season: autumn to spring. Capsules globose, 3.8 cm in diameter, 5 locules, 6-8 seeds per locule. Leaves elliptic to oblong, tip acuminate, papery or thinly coriaceous, base rounded, 6.0-12.0 cm long, 2.1 A.5 cm wide, margin thinly serrulate. Petioles 2.5 mm long, pubescent. Shrub to small tree up to 6 m tall, older branches smooth, dark-brown in color.(Data compiled from Rosmann, 1997; Ninh, 1998; Motta, 2002 ) Distribution: Tropical lowland for-est in Ninh Binh Province, 100 km south of Hanoi, Vietnam; Specific locality: Cue Phuong National Park, Ninh Binh Province, Vietnam.

菊芳金花茶 Camellia cucphuongensis Ninh et Hakoda南宁市金花茶公园，2021.《国内外金花茶物种图鉴》，广西科学技术出版社，第102-103页。【形态特征】多年生常绿灌木，株型较其他金花茶物种矮小，树枝横向分枝发达，冠幅茂密。树皮灰褐色。嫩枝圆柱形，黄绿色，有光泽，光滑无毛，呈下垂状；老枝棕色或橙棕色，光滑无毛。叶芽长扁球形，基部较宽，尖端锋利，黄绿色，欲展开时长3.6-7.2cm，宽0.3-0.5cm。嫩芽、新梢均为浅绿色，刚抽生出来时呈下垂状态，老熟后向上伸展。叶互生。嫩叶初生时黄绿色，随后渐变为淡绿色，有光泽。成熟叶片革质，椭圆形，长6.6-15.4cm，宽2.1-5.7cm，叶缘有细锯齿呈轻微波浪状，先端尾状渐尖，基部宽楔形或浅心形，正面深绿色，背面绿色，两面均光滑无毛；侧脉7-10对；主脉和侧脉在叶两面均很明显，在叶面凹陷，在叶背凸起，网脉不明显；叶柄长0.2-0.5cm。花蕾橄榄球形。花淡黄色，多为单生枝顶或叶腋，偶有2-3朵簇生枝顶，盛开时呈钟状，直径2.6-5.4cm；花梗较长，0.7-1.1cm；苞片4-6枚，呈覆瓦状排列，指甲状，绿色，光滑；萼片5-9枚，呈鳞片状排列，绿色带黄色，两面均被短茸毛；花瓣12-15枚，椭圆形，长2.3-3.0cm，宽1.3-1.6cm，花瓣两面均被灰白色短茸毛，瓣面脉纹不明显，大小不一，外轮花瓣较小，内轮花瓣较大；雄蕊多数，花丝长1.0-1.7cm，黄色，基部有稀疏灰白色短茸毛，与花瓣合生呈圆筒状；花柱5条，长2.3-2.9cm，淡黄色，有灰白色短茸毛，完全离生；柱头不明显，与花柱同色；子房上位，近球形，有棱，直径3.0-4.0mm，淡黄色，密被灰白色短茸毛，5室。蒴果扁球形，有凹棱，成熟果皮浅绿色或带黄棕色斑块，光滑无毛，果脐凸起，顶端微凹陷，基部具紧贴的宿存萼片和苞片，直径2.6-4.9cm，高2.2-3.0cm，重12.2-28.9g，果皮厚约3.0mm。种子每室1-4粒，近球形、半球形或三角状球形，黑褐色，被棕色短茸毛。花期12月至翌年5月，果熟期9-10月。【原产地】该种是越南的一个特有种，分布于越南宁平省，生长在海拔300-500m的潮湿山谷的常绿阔叶林中。【识别要点】该种嫩芽、新梢均为浅绿色，刚抽生出来时呈下垂状态，老熟后向上伸展；花瓣、雌蕊和花丝均被灰白色短茸毛；蒴果扁球形，有凹棱，果脐凸起，顶端微凹陷。