taxonID	type	description	language	source
9C3538D1E2815ACB8FA8EFDF9F8F78C4.taxon	description	Fig. 1 Chinese name: 双柏山茶 (Shuang Bai Shan Cha)	en	Li, Zi-Yuan, Wu, Bao-Huan, Qu, Shang, Du, Le-Shan, Liu, Hai-Ou, Duan, He-Xiang, Li, Fei-Fei, Liu, Wen-Hui (2025): Camellia shuangbaiensis (Theaceae), a new species from Yunnan, China. PhytoKeys 254: 143-149, DOI: 10.3897/phytokeys.254.144891
9C3538D1E2815ACB8FA8EFDF9F8F78C4.taxon	diagnosis	Diagnosis. Camellia shuangbaiensis morphologically resembles C. mileensis T. L. Ming and C. hongkongensis Seem., but it can be distinguished from the latter two species by its leaves with ovate shape, tomentose abaxial surface and rounded leaf base and bracteoles / sepals 14 – 16.	en	Li, Zi-Yuan, Wu, Bao-Huan, Qu, Shang, Du, Le-Shan, Liu, Hai-Ou, Duan, He-Xiang, Li, Fei-Fei, Liu, Wen-Hui (2025): Camellia shuangbaiensis (Theaceae), a new species from Yunnan, China. PhytoKeys 254: 143-149, DOI: 10.3897/phytokeys.254.144891
9C3538D1E2815ACB8FA8EFDF9F8F78C4.taxon	description	Description. Small evergreen tree, 2 – 4 m tall; bark greyish brown, rough; current-year branchlets densely covered with whitish pubescence. Leaf blades ovate to elliptic, leaf apex acuminate to acute, leaf base round, 3.5 – 6.5 × 2.3 – 4 cm, leaf blade leathery, adaxially dark green, pubescent along the midrib, abaxially light green, tomentose, more or less punctate; midrib prominent on both surfaces, secondary veins 5 – 6 pairs, elevated on adaxial surface and impressed on abaxial surface; petiole 2 – 5 mm long, pubescent. Flowers solitary or sometimes 2 or 3 - clustered, terminal, subterminal or axillary, 2 – 4 cm in diameter, sessile. Bracteoles and sepals 14 – 16, semipersistent, outside brownish silky pubescent, inside glabrous; outer bracteoles and sepals broadly semiorbicular, rarely apex bifid; inner bracteoles and sepals suborbicular to oblong-elliptic. Petals 6 – 7, red, basally slightly connate, oblong-elliptic to obovate-elliptic, apex round, 7 – 11 × 4 – 5 mm, outside white silky pubescent along ridge. Stamens 33 – 40, 1.5 – 2.8 cm long, glabrous; outer filament whorl basally connate for 1 – 1.5 cm. Ovary 3 - loculed, about 2.5 – 3.3 mm in diameter, tomentose. Styles 3, distinct, glabrous, 1.4 – 1.75 cm long. Capsule ovoid or subglobose, surface furfuraceous, 1.7 – 1.9 cm in diameter; pericarp ca. 2 mm thick.	en	Li, Zi-Yuan, Wu, Bao-Huan, Qu, Shang, Du, Le-Shan, Liu, Hai-Ou, Duan, He-Xiang, Li, Fei-Fei, Liu, Wen-Hui (2025): Camellia shuangbaiensis (Theaceae), a new species from Yunnan, China. PhytoKeys 254: 143-149, DOI: 10.3897/phytokeys.254.144891
9C3538D1E2815ACB8FA8EFDF9F8F78C4.taxon	etymology	Etymology. The specific epithet “ shuangbaiensis ” refers to Shuangbai County of Yunnan Province, the type locality of the new species.	en	Li, Zi-Yuan, Wu, Bao-Huan, Qu, Shang, Du, Le-Shan, Liu, Hai-Ou, Duan, He-Xiang, Li, Fei-Fei, Liu, Wen-Hui (2025): Camellia shuangbaiensis (Theaceae), a new species from Yunnan, China. PhytoKeys 254: 143-149, DOI: 10.3897/phytokeys.254.144891
9C3538D1E2815ACB8FA8EFDF9F8F78C4.taxon	distribution	Distribution and habitat. Presently, Camellia shuangbaiensis is only known from its type locality, Shuangbai County of central Yunnan. It is distributed in mountain slope mixed forest habitat at altitudes of 1500 – 2000 m a. s. l.	en	Li, Zi-Yuan, Wu, Bao-Huan, Qu, Shang, Du, Le-Shan, Liu, Hai-Ou, Duan, He-Xiang, Li, Fei-Fei, Liu, Wen-Hui (2025): Camellia shuangbaiensis (Theaceae), a new species from Yunnan, China. PhytoKeys 254: 143-149, DOI: 10.3897/phytokeys.254.144891
