AOIKON Ulbrich, 1917
Synonym : Sedum purpusii Rose (1905)
Distribution : Mexico (probably Veracruz, between Orizaba and Boca del Monte).
Description (by 't Hart & Bleij in IHSP, 2003) :
Perennial subshrubs to 1 m tall with flexuous branches.
Leaves alternate, spatulate-ovate, obtuse, to 45 mm long and wide.
Flowering branches erect or ascending, lateral.
Inflorescences dense cymes or panicles, with numerous short few-flowered branches.
Flowers 5-merous, subsessile, sepals basally free, shortly spurred, unequal, lanceolate or linear-lanceolate, obtuse, 1.5 – 2 mm, petals free to near the base, lanceolate, acute, yellowish, to 5 mm, styles rather long, fruits widely divergent, seeds ellipsoid, reticulate.