Subspecies, varieties, forms and cultivars of plants belonging to the Sedum spathulifolium group

• Sedum spathulifolium Hook.: has rosette 25-37 cm in diameter. Leaves 1.4-2.1 mm thick, glaucous. Flowers 12-16 mm in diameter. Distribution: Pacific Coast from Western Canada (British Columbia)to California.
• Sedum spathulifolium subs. pruinosum (Britton) R.T.Clausen & C.H.Uhl: very compact with rosette 15-21 mm in diameter. Leaves 2-2.5 mm thick, pruinose. Flowers 10-12 mm in diameter. Western Canada (Vancouver Island), western USA (to California in the South.
• Sedum spathulifolium subs. pruinosum cv. Cape Blanco: is more robust, with silvery or silver-green, spathulate leaves forming silver rosettes on creeping stems.
• Sedum spathulifolium subs. pruinosum cv. Carneum: has bright red leaves, with reduced pruinosity.
• Sedum spathulifolium subs. pruinosum cv. William Pascoe: has purple red leaves, pruinosity reduced.
• Sedum spathulifolium subs. purdyi (Jeps.) R.T.Clausen: has rosettes 25-37 cm in diameter. Leaves 1.4-2.1 mm thick, closely compacted, green. Flowers 12-16 mm in diameter. Itis more slender than ssp. yosemitense. Distribution: Western USA (Oregon, northern California).
• Sedum spathulifolium var. purpureum Praeger: is a sport of 'Cape Blanco', large and less pruinose, originated in cultivation. Spoon shaped leaves congregate at the tips to form chalky-silver and red rosettes.
• Sedum spathulifolium subs. yosemitense (Britton) R.T.Clausen: has rosette 25-37 mm in diameter. Leaves not closely compacted, green. Distribution: Western USA (California: Eastern slopes of the Sierra Nevada, Klamath Mts).
• Sedum spathulifolium cv. Aureum: is hardly pruinose, the overall colour of the leaves is butter yellow and develop red highlights in more sun.