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Published In: Species Plantarum 1: 430. 1753. (1 May 1753) (Sp. Pl.) Name publication detailView in BotanicusView in Biodiversity Heritage Library
 

Project Name Data (Last Modified On 6/2/2011)
Acceptance : Accepted
Project Data     (Last Modified On 6/3/2011)
General/Distribution: A genus of c. 470 species, distributed mainly in the North temperate zone, and Eurasia, widely distributed in the Himalayas, China and Japan. Represented in Pakistan by 5 species.

 

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Annual or perennial herbs or rarely subshrubs mostly succulent. Scaly basal leaves absent. Rosulate leaves absent. Stem erect or ascending, creeping, branched, rarely simple, deciduous. Cauline leaves petiolate or sessile, simple, alternate, opposite, verticillate, entire to variously toothed or lobed. Inflorescence terminal, corymbose, paniculate, racemose, cymose or reduced to a single flower. Flowers bisexual, 3-9-merous, small, sessile or pedicellate. Sepals free or basally connate, fleshy, green (often reddish). Petals membranaceous, mostly free rarely basally connate. Stamens usually twice as many as or rarely as many as petals, basifixed, dithecous, shorter than petals. Nectar scales small, as many as and dorsally placed on the carpels. Carpels as many as petals, basally connate or nearly free, style usually short. Fruit consisting of erect or spreading follicles. Seeds few to many per fruit, small, brown, smooth to longitudinally striae or minutely puncticulate.
 

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1 Stamens as many as petals. Sedum fischeri
+ Stamens twice as many as petals.
2 Inflorescence corymbose, many-flowered; petals with basal appendages. Sedum trullipetalum
+ Inflorescence and petals not as above.
3 Inflorescence 1-5-flowered cyme. Follicles not as above. Sedum oreades
+ Inflorescence a raceme or spike-like. Follicles spreading, star-shaped at maturity.
4 Petals longer than the sepals. Sepals ovate to broadly ovate. Stem branched only a few times. Sedum hispanicum
+ Petals equal to or shorter than the sepals. Sepals oblong to oblong-lanceolate. Stem much branched. Sedum multicaule
 

Lower Taxa
 
 
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