The flowers of baronii v. baronii are brighter red, with twisted or crinkled petals. The flowers of variety windsorii are flatter, but more a shade of deep pink or red with a yellowish element. Native to the eroded limestone peak in northern Madagascar known as Windsor Castle, where it gets its name.
Description: Pachypodium baronii var windsorii is a remarkable caudiciform plant, 0.50-1.50 m high, with a grotesquely swollen, flask-shaped trunk that gives rise to several slender, twisting, mildly spiny branches, each of which carries a sparse crown of simple leaves. It is a local or morphological form of Pachypodium baroniiSN|14804]]SN|14804]] smaller in all parts, but commonly used to be know as a separate species and very popular with ‘fat plant’ collectors. The showy trumpet-shaped red flowers also held on much shorter peduncles. It is the only red-flowered member of the genus.
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