Pelargonium citronellum 'Mabel Grey'

Upright, woody plant. Flowers single, purple. Leaves with exceptionally strong citron scent, intermediate between lemon and lime, possibly the strongest-smelling of all the scented-leaf pelargoniums. Int. from Kenya in 1960.

kingdom Plantae
phylum   Tracheophyta
class    Magnoliopsida
superorder     Rosanae
order      Geraniales
family       Geraniaceae
genus        Pelargonium L'Hér.