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FOC | Family List | FOC Vol. 8 | Crassulaceae | Rhodiola

33. Rhodiola serrata H. Ohba, J. Jap. Bot. 52: 263. 1977.

齿叶红景天 chi ye hong jing tian

Sedum serratum (H. Ohba) J. P. Kozhevnikov.

Caudex thick. Caudex leaves scalelike. Flowering stems solitary or few, straw-colored, 28-60 cm, apically mammillate. Stem leaves alternate, sessile, narrowly oblong, oblong, or linear-oblanceolate, 6-13 × 1.6-3.5 cm, base somewhat auriculate, margin serrulate, apex acute. Inflorescences terminal, compoundly cymose, large, more than 300-flowered; peduncle mammillate; bracts few, sessile, oblanceolate to narrowly lanceolate, 2.5-4 × ca. 1 cm, margin serrate. Flowers unisexual, male ones unequally 5- or 6-merous, female ones 4- or 5-merous; pedicel 1.5-2 mm. Sepals narrowly oblong in male flowers, subulate in female ones, ca. 1 mm. Petals oblanceolate to linear-oblanceolate and 2-3 mm in male flowers, linear and 2-2.5 mm in female ones. Stamens 10 or 12, 2.7-3 mm. Ovary ca. 2 mm. Nectar scales oblong, apex emarginate. Carpels erect, 4.2-7 mm, base subconnate, apex tapered. Styles recurved. Fl. Aug.

Forested slopes, field borders, beside trails near field borders; 3300-3800 m. S Xizang (Gyaca Xian) [India].


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