Konstantia Graikou

1. Introduction The genus Helianthemum (Cistaceae) is a monophyletic lineage with about 136 heliophytic species and subspecies of evergreen or semi-evergreen shrubs, subshrubs, and annual herbs [ 1 , 2 ]. It is the largest and most diverse genus in the Cistaceae family, thriving from sea level up to approximately 3000 m in various substrates, including limestone, dolomite, marl, gypsum, saline, and sandy soils [ 2 ].

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1. Introduction The Citrus genus is one of the most significant genera of the Rutaceae family, since it includes economically important species such as oranges, mandarins, lemons, limes, and grapefruit [1]. Among the Rutaceae family, there are species whose fruit is used mainly for medicinal and food purposes, like the kumquat. The name kumquat is said to derive from the early Chinese word “chin kan”, which means “gold orange”.