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)
Type : Ledebour s.n., Siberia.
Subgenus Crassipedes
Etymology : Lat. algidus = cold : for the occurrence in cold Siberia.
Distribution : Russia (Siberia: Altai Mts.), northern Mongolia, northern China (Inner Mongolia).
Description (by 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.
Cytology : 2n = 14