Biogallery

Flora

Myrtle: a symbol of Portugal’s natural diversity

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Myrtle (Myrtus communis) is an iconic shrub of Portugal and can be found in many gardens and natural landscapes in the country. Native to the Mediterranean this plant is highly cherished for its beauty and multiple uses. Everything that makes up the myrtle plant can be used, from the stem to the flowers, from the fruit and the branches, each with a particular use.

This perennial shrub belongs to the Myrtaceae family (the same family of eucalyptus), and stands out for its dark green oval foliage and its characteristic aroma, similar to that of the orange blossom, when crushed. Its whitish flowers, which appear in spring and summer, generate small dark blue berries, slightly fleshy and edible, and very similar to blueberries (Vaccinium myrtillus, a plant in the Ericaceae family).

Myrtle is also appreciated for its medicinal properties. According to popular tradition, the leaves and fruits have antiseptic, expectorant and diuretic properties that can be used in infusions to treat respiratory and digestive problems and to improve blood circulation.

In addition to its uses in medicine, myrtle has characteristics that enable it to be used as foodstuffs and to season food – flowers and leaves, green or dried, can be included in the preparation of several dishes and grilled dishes and the berries are often used to make liqueurs. From an ornamental point of view, they are used to make flower arrangements and bridal bouquets. According to popular tradition, this plant is a symbol of peace and love.

Some studies also point out the biological benefits of myrtle essential oils. In addition to its use in aromatherapy, its oil contains, for example, antibacterial properties, duly proven in extensive research conducted and dating back to the year 2010.

Furthermore, myrtle has a symbolic value in Ancient History and in Portuguese culture. Myrtle was legendary among the Greeks and Romans. In Portugal, it is often associated with religious traditions. It is also common to find it in gardens of monasteries and convents, where monks cultivated it for its medicinal and aromatic properties.

In the context of national biodiversity, myrtle plays an important role as both habitat and

foodstuff for several species of birds, insects and other animals. The  nectar of its flowers, widely used in honey production, feeds many pollinating insects such as bees, which reciprocate by disseminating pollen.  Berries are an important food source for some birds during winter – when food is most scarce – thus assisting the balance of ecosystems.

The myrtle is much more than just a bush. It’s a symbol of Portugal’s natural diversity, with a big historical and cultural significance and vital importance for the ecosystems where it is to be found.

Did you know that…

  • Myrtle is the only species of its botanical family (Myrtaceae) originating in Southwest Europe and North Africa; the other members of its “family”, such as eucalyptus, originate in tropical and subtropical countries. It is, therefore, a native plant of Portugal.
  • In Ancient History, the myrtle was considered sacred after the legend of a princess who was turned into a bush for wanting to be more beautiful than Aphrodite.
  • It is probably the plant most villages and towns are named after in Portugal. Travelling around the country we can easily find names like Murtal, Murteira, Murtosa or Almortão.
  • Myrtle has also been cherished by royalty and Kate Middleton’s bridal bouquet was made of small branches of myrtle planted by Queen Victoria in 1845.
  • Myrtle

    Myrtus communis L.

  • Plant

  • Genus

    Myrtle

  • Family

    Myrtaceae

  • Common names

    Myrtle, flea killer, bridal myrtle, engagement flower, garden myrtle, aromatic myrtle, ordinary myrtle, common myrtle, flax-leaved daphne.

  • Origin

    Native to the Mediterranean, namely the from the coastal areas of southwestern Europe and North Africa

  • Habitat

    Typical shrub of the Mediterranean flora and climate, Portugal is a part of; very aromatic and with excellent adaptation to poor rainfall and hot weather.

  • Distribution

    More common in the centre and south of the country, in areas of drier vegetation. Less frequent north of the Mondego River, except in Trás-os-Montes (Terra Quente). It is also present in Madeira and the Azores, where it grows wild.

  • Conservation Status

    NE

  • Size

    Rapid growth in the first years, slower later, reaching between 1 and 5 meters in height.

  • Longevity

    Plant of great longevity that can live up to 300 years.

How to tend to this species?

At Quinta de S. Francisco Biodiversity Center, located in Eixo, near Aveiro, five botanical trails offer the opportunity to know more than a hundred myrtaceae (mainly Eucalyptus and Corymbia), including myrtle, which was introduced there in 2016. It can also be admired in several Biodiversity Centres managed by The Navigator Company, such as the Barrada, Carregal Fundeiro and Casal Está Feito centres, in Abrantes, Carvalhal-Chamusca and Vila de Rei, in Chamusca and Casa Velha, in Santiago do Cacém.

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