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

1. Orostachys malacophylla (Pallas) Fischer, Mém. Soc. Imp. Naturalistes Moscou. 2: 274. 1809.

钝叶瓦松 dun ye wa song

Rosette 4-15 cm in diam.; rosette leaves oblong, oblong-lanceolate, obovate, or elliptic, 1.5-7 × 1-3 cm, margin entire, apex obtuse to shortly acuminate, apical spine absent. Stem leaves to 7 cm, usually longer than rosette leaves, apex obtuse. Inflorescence racemose or sometimes spicate and branched, dense, 10-30 cm; bracts spatulate-ovate, margin often erose, apex shortly acuminate (apically on inflorescence). Flowers often sessile. Sepals oblong, 3-4 mm, apex acute. Petals white or greenish, oblong to ovate-oblong, 4-6 mm, base connate for 1-1.4 mm, margin often erose. Stamens longer than petals; anthers yellow. Nectar scales linear-lanceolate, apex emarginate. Carpels ovoid, ca. 4.5 mm, tapered toward both ends. Styles ca. 1 mm. Seeds ovoid-oblong, longitudinally striate. Fl. Jul, fr. Aug-Sep.

Rock crevices; 1200-1800 m. Hebei, Heilongjiang, Jilin, Liaoning, Nei Mongol [Japan, Korea, Mongolia, Russia].

1 Flowering stem bearing flowers for less than 1/2 its length; rosette leaves persistent at anthesis   1a subsp. malacophylla
+ Flowering stem bearing flowers for more than 1/2 its length; rosette leaves not persistent at anthesis   1b subsp. lioutchenngoi

Lower Taxa


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