长尾红山茶 Camellia longicaudata Hung T.Chang & S.Ye LiangCamellia longicaudata

Camellia longicaudata, Subgenus Camellia, Sect. Camellia, Subsect. Lucidissima Chang, Acta Sci. Nat. Univ. Sunyatseni, monogr. ser. 1: 79. 1981. Chang Hung-ta and Bruce Bartholomew (1984). Camellias, p.108: Camellia longicaudata Chang & Liang in Chang, Acta Nat. Sci. Univ. Sunyatseni, monogr. ser. 1: 83. 1981. [Description] Small tree 8 m tall, branchlets glabrous; leaf buds long-ovate, outer bracts glabrous, inner bracts externally pubescent. Leaves coriaceous, narrowly lanceolate, 10-14 cmlong, 2-3 cm wide, apices caudate with a 2-2. 5 cm long cauda, bases broadly cuneate or subrotund; dark brown above in the dry state, not shiny and smooth, glabrous; yellowish-brown below, glabrous; lateral veins 7-8 pairs, midveins sunken above andprotruding below; margins densely serrulate, teeth every 1. 5 mm; petioles 8-12 mmiong, glabrous. Flowers terminal, red, sessile; bracts and sepals 10; outer 2 perulesbroadly ovate, pubescent, 4-7 mm long, 4-9 mm wide; inner perules suborbicular, 2-2. 8mm long, exterior sericeous; petals 9, basally connate; stamens glabrous, forming a fila-ment tube; ovaries glabrous; styles 1 cm long, glabrous, apically 3-cleft. Floweringperiod August to September.

Gao Jiyin, Clifford R. Parks, Du Yueqiang, 2005, Collected Species of the Genus Camellia an Illustrated Outline，p.49. Flowers are red, 5.0-6.0 cm in diameter, borne singly at the tips of shoots. Perules 10, outer surface with silky, appressed hairs. Petals 8-9, 2.5-4.0 cm long, obovate, tip emarginate, slightly united at the base with the staminal column. Androecium glabrous, 1.5-2.0 cm long, outer stamens fused from the base into a short tube. Gynoecium glabrous, 1.0-1.5 cm in length, 3 styles slightly divided at the tip, ovary tomentose at the tip. Blooming season: autumn to winter. Capsules globose, 3.0-5.0 cm in diameter, 3 locules. Seeds glabrous.Leaves long-elliptic to lanceolate, tip long-caudate, base cuneate,10.0-14.0 cm long, 2.5-3.5 cm wide, margin sharply serrulate near the tip, teeth spaced 1.5 mm apart, upper surface with lateral veins slightly impressed, lower surface with midrib slightly raised, glabrous. Petiole 8-12 mm long. Tree up to 8 m tall, young shoots glabrous, older branches smooth, gray-white in color. Distribution: Southwestern Guangdong Province and southeast-ern guangxi; Elevation: 300-850 m; Specific locality: Lianhuao, Dinghushan, Zhaoqing City, Guangdong Province, China.

长尾红山茶Camellia longicaudata Chang et S.Y.Liang, sp. nov. 张宏达，1981. 《山茶属植物的系统研究》第83页。【标本】广东：鼎湖山，龙船坑，1963年8月3日，丁广奇、石国良830 (模式Typus! in Univ. Sunyatsen)，湛江地区，南植地2897。广西：瑶山，古陈，李丙贵015。【形态特征】小乔木，高8米，嫩枝无毛，芽体长卵形，外侧苞片无毛，内侧苞片表面有毛。叶革质，狭披针形，长10-14厘米，宽2-3厘米，先端长尾状，尾长2-2.5厘米，基部阔楔形或略圆，上面干后深褐色，无光泽，无毛，下面黄褐色，无毛，侧脉7-8对，与中脉在上面陷下，在下面突起，边缘密生细锯齿，齿刻相隔1.5毫米，叶柄长8-12毫米，无毛。花顶生，红色，无柄；苞片及萼片10片，最外2片阔卵形，被毛，长4-7毫米，宽4-9毫米，内侧的近圆形，长2-2.8厘米，背面有绢毛。花瓣9片，基部连生。雄蕊无毛，有短花丝管。子房无毛，花柱长1厘米，无毛，先端3裂。花期8-9月。

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49页。花红色，花径5.0~6.0厘米，通常单花顶生。鳞片10枚，外面被绢毛。花瓣8~9枚，长2.5~4.0厘米，倒卵形，先端凹缺，基部与雄蕊柱略连生。雄蕊无毛，长1.5~2.0厘米，外轮花丝基部连生形成短管。雌蕊无毛，长1.0~1.5厘米，花柱先端3裂，子房上部有毛。花期秋季至冬季。蒴果球形，直径3.0~5.0厘米，3室。种子无毛。叶长椭圆形至披针形，先端长尾尖，基部楔形，长 10.0~14.0厘米，宽2.5~3.5厘米，边缘上半部有尖齿，齿距1.5毫米，叶面侧脉略凹陷，叶背主脉略凸起，无毛。叶柄长8~12毫米。小乔木，高可达8米，嫩枝无毛，老枝光滑，灰褐色。分布：广东省西南部和广西壮族g治区东南部，海拔 600-850米。可寻地点:广东省肇庆市鼎湖山莲花坳。