Viola bertolonii
Viola bertolonii is a species of violet known by the common name Bertoloni's pansy, belonging to the Violaceae family.
Etymology
The genus name, derived from the Latin word “viere” meaning “to tie”, possibly refers to the flexuosity of these plants. The species epithet honors the Italian botanist Antonio Bertoloni.Description
The biological form of Viola bertolonii is hemicryptophyte ''scapose, as its overwintering buds are situated just below the soil surface and the floral axis is more or less erect with a few leaves. It has a particularly low chromosome number and possibly dates back to the late Tertiary.Viola bertolonii is a rare herbaceous perennial plant with a prostrate-ascending'' stem about high. The basal leaves are small, from round to oval, with an elongated petiole, while the upper leaves are linear and narrow, with pinnate stipules. The large blue-violet flowers have a corolla of about wide. The flowering period extends from April through June.