Sedum
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PELTATUM  Chen, Han, Zhang & Cao, 2017

Distribution : Jiulong Mountains, China. Occurring in humid valleys under evergreen broad leaf forest ca 500 - 1500 m.

Description :

Herbs perennial.

Sterile stems stolon-like, 8 - 20 cm, white, sprawled, produced from the base of the flowering stems.

Sterile stem leaves : one or two rounds of verticillate, nearly rotund or oblanceolate-linear leaves usually clusered at the apex.

Fertile stems erect and single, 4 - 12 cm, much shorter than sterile stems.

Fertile stem leaves : proximal stem leaves 3 - 5 verticillate, leaf blade ovate to nearly rotund, distal stem leaves sessile, alternate, leaf blade oblanceolate-linear,  5 - 10 x 1 - 2 mm, base spurred, apex obtuse.

Cyme 3- branched, 1 - 2.5 x 2.5 - 5 cm, branches with 3 - 10 flowers, bracts resembling distal stem leaves, linear.

Flowers unequally pentamerous, pedicels 0.5 - 1.5 mm, sepals oblanceolate to narrowly lanceolate, unequal, 3 - 8 x 0.8 - 1.5 mm, base spurred, apex obtuse, petals yellow, oblong-ovate to broadly lanceolate, ca 4.5 - 1.5 mm, apex acute, stamens 10.

Flowering time : April - May.

 

Sedum peltatum is similar to S. subtile but differs in having thinner, much longer white stolon-like sterile stems with one or two rounds of verticillate, nearly rotund or oblanceolate-linear leaves usually clusered at the apex. It is also related to Sedum alfredii.




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