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Dinghushan | Family List | Theaceae | Camellia

Camellia japonica L.


Description from Flora of China

Shrubs or trees, 1.5-6(-11) m tall. Young branches grayish brown; current year branchlets purplish brown, glabrous. Petiole 5-10 mm, glabrous or adaxially pubescent; leaf blade broadly elliptic, elliptic, or oblong-elliptic, 5-10.5(-12) × 2.5-6(-7) cm, leathery, abaxially pale green and brown glandular punctate, adaxially dark green, both surfaces glabrous, midvein yellowish green, thick, and elevated on both surfaces, secondary veins 6-9 on each side of midvein, slender, and visible on both surfaces, base cuneate to broadly cuneate, margin serrulate, apex shortly acuminate and with an obtuse tip. Flowers axillary or subterminal, solitary or paired, 6-10 cm in diam., subsessile. Bracteoles and sepals ca. 9, green at anthesis; outer 4 bracteoles and sepals lunate to semiorbicular, 2-5 mm, glabrous, subglabrous, or grayish white velutinous; inner bracteoles and sepals green, persistent to young fruit, orbicular to broadly ovate, 1-2 cm, thinly leathery, both surfaces grayish white velutinous or subglabrous, margin membranous. Petals 6 or 7 but often more for cultivars, rose or white, obovate to broadly obovate, 3-4.5 × 1.5-2.5 cm, apex emarginate; inner 5 petals basally connate for 0.5-1.5 cm. Stamens 2.5-3.5 cm, glabrous; outer filament whorl basally connate for 1.5-2.5 cm. Gynoecium ca. 3 cm, glabrous. Ovary ovoid, 3-loculed; style ca. 2.8 cm, apically 3-lobed. Capsule globose, 2.5-4.5 cm in diam., 3-loculed with 1 or 2 seeds per locule; pericarp 5-8 mm thick when dry, woody. Seeds brown, semiglobose to globose, 1-2 cm in diam., glabrous. Fl. Jan-Mar, fr. Sep-Oct. 2n = 30, 45, 75.

Forests; 300-1100 m. Shandong, Taiwan, E Zhejiang [S Japan, S Korea].

生活型: 灌木

栽培植物: 栽培

特征: 灌木;花大,有红色、粉红色、白色或杂斑等变种

花期: 2--3

生境: 栽培

用途: 庭园绿化观赏树木;花为收敛凉血止血药;主 治出血症,外用火烫伤、创伤出血,红茶花为吐血、血崩要药之一,白茶花治白带;种子油可供食用和作钟表油、润发等用

门中名: 种子植物门

亚门中名: 被子植物亚门

纲中名: 双子叶植物纲

中文别名: 山茶


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