Description: Glabrous, ± succulent perennial herbs or shrubs, decumbent to ascending, often mat-forming with ascending stems.
Leaves usually alternate, often small and overlapping, commonly sessile.
Flowers mostly 5-merous, arranged in small spreading cymes. Sepals free or fused basally, sometimes spurred. Petals free or fused basally. Stamens twice as many as petals, in 1 or 2 whorls, hypogynous, shorter than petals. Carpels usually separate.
Follicles acute to acuminate.
Distribution and occurrence: World: c. 600 species, Europe & tropical America. Australia: 4 species (naturalized), N.S.W., Vic., Tas.
Text by J. Everett & E. H. Norris
Taxon concept:
Taxa not yet included in identification key
Sedum caespitosum
| | Key to the species | |
| 1 | Flowers white or rarely pink | Sedum album |
| Flowers yellow | 2 |
| 2 | Leaves 30–50 mm long, spathulate | Sedum praealtum |
| Leaves not as above
Back to 1 | 3 |
| 3 | Leaves linear-terete, 6–12 mm long; flowers usually 7-merous | Sedum rupestre |
| Leaves triangular to ovoid, to 5 mm long; flowers mostly 5-merous
Back to 2 | Sedum acre |
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