Rhodiola

ALGIDA (Ledebour) Fischer & C.A.Meyer, 1841

Synonyms :

Sedum algidum  Ledebour (1830) / Chamaerhodiola algida  (Ledebour) Nakai (1934)

Sedum euphorbioides  Schlechtendal ex Ledebour (1843) / Sedum algidum var. euphorbioides

(Schlechtendal ex Ledebour) Hamet (1929) / Chamaerhodiola euphorbioides  (Schlechtendal ex Ledebour) Nakai (1934)

Sedum algidum var. altaicum  Maximowicz (1883)

Sedum algidum var. jeniseense  Maximowicz (1883)

Subgenus Crassipedes

Distribution : Russia (Siberia: Altai Mts.), northern Mongolia, northern China (Inner Mongolia).

Description (according to H. Ohba in IHSP, 2003) :

Hermaphrodite, to 18 cm tall, rhizome massive, branched.

Flowering stems 1 - 3, persistent for 1 year after fruiting, 2 - 3 mm in diameter, glabrous, smooth.

Leaves scattered, sessile, thickly herbaceous, 8 - 20 x 1.5 - 3 mm, linear to linear-lanceolate, entire, tip acute, abruptly acuminate, base round-truncate to round, ascending, glabrous, smooth.

Inflorescence 30- to 60-flowered, compact, 1 - 2 cm long, pedicels 2 - 3 mm.

Flowers : Calyx glabrous, tube 0.8 - 1.2 mm, sepals lanceolate to linear-lanceolate, 3 - 4 mm, petals linear-lanceolate, 7 - 8 mm, stamens distinctly shorter than the petals, ± 5 mm.




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