Slavyanka (, " Slavic woman") or Orvilos (),In Greece this name is also used for the

Pirin The Pirin Mountains ( ) are a mountain range in southwestern Bulgaria, with the highest peak, Vihren, at an altitude of . The range extends about from the north-west to the south-east and is about wide, spanning a territory of . To the north ...

mountain range. formerly known as Alibotush (from Turkish ''Alibotuş'') and Kitka Planina (Китка планина), is a mountain located on the border of southwestern

Bulgaria Bulgaria, officially the Republic of Bulgaria, is a country in Southeast Europe. It is situated on the eastern portion of the Balkans directly south of the Danube river and west of the Black Sea. Bulgaria is bordered by Greece and Turkey t ...

and northernmost

Greece Greece, officially the Hellenic Republic, is a country in Southeast Europe. Located on the southern tip of the Balkan peninsula, it shares land borders with Albania to the northwest, North Macedonia and Bulgaria to the north, and Turkey to th ...

, located south of the Pirin Mountains and connected with it by the Paril Saddle. The highest peak of Slavyanka is Gotsev Vrah at 2,212 m, while other notable peaks include Golyam Tsarev Vrah (2,186 m), Malak Tsarev Vrah (2,087 m), Shabran (2,196 m) and Salyuva Dzhamiya (2,027 m). The Bulgarian section of the mountain is part of the Ali Botush Reserve. The

massif A massif () is a principal mountain mass, such as a compact portion of a mountain range, containing one or more summits (e.g. France's Massif Central). In mountaineering literature, ''massif'' is frequently used to denote the main mass of an ...

is dome-shaped and has very steep ridges. Slavyanka has a pronounced

karst Karst () is a topography formed from the dissolution of soluble carbonate rocks such as limestone and Dolomite (rock), dolomite. It is characterized by features like poljes above and drainage systems with sinkholes and caves underground. Ther ...

character and thus features over 30 caves, attracting many speleologists. The climate has a considerable

Mediterranean The Mediterranean Sea ( ) is a sea connected to the Atlantic Ocean, surrounded by the Mediterranean basin and almost completely enclosed by land: on the east by the Levant in West Asia, on the north by Anatolia in West Asia and Southern ...

influence, with precipitation being at its highest in the autumn and winter and at its lowest in the summer, and the average temperatures being higher than in the rest of the country at this height. The average annual temperature in the lowest part of the mountain is almost 14

°C The degree Celsius is the unit of temperature on the Celsius temperature scale "Celsius temperature scale, also called centigrade temperature scale, scale based on 0 ° for the melting point of water and 100 ° for the boiling point ...

and about 6 °C in the highest part. Slavyanka has a rich

flora Flora (: floras or florae) is all the plant life present in a particular region or time, generally the naturally occurring (indigenous (ecology), indigenous) native plant, native plants. The corresponding term for animals is ''fauna'', and for f ...

, with more than 1,700

vascular plant Vascular plants (), also called tracheophytes (, ) or collectively tracheophyta (; ), are plants that have lignin, lignified tissues (the xylem) for conducting water and minerals throughout the plant. They also have a specialized non-lignified Ti ...

s, including 20 Bulgarian

endemic species Endemism is the state of a species being found only in a single defined geographic location, such as an island, state, nation, country or other defined zone; organisms that are indigenous to a place are not endemic to it if they are also foun ...

and five that can be found nowhere else in the country. The low part of the mountain is rich in

European Black Pine ''Pinus nigra'', the Austrian pine or black pine, is a moderately variable species of pine, occurring across Southern Europe from the Iberian Peninsula and Lower Austria to the eastern Mediterranean, on the Anatolian peninsula of Turkey, Corsica ...

, while the

Bosnian Pine ''Pinus heldreichii'', the Bosnian pine or Heldreich's pine, is a species of pine native to mountains of southeast Europe in the Balkans and southern Italy. Description It is an evergreen tree up to in height, and in trunk diameter. The bark i ...

grows at over 1,800 m above sea level, making Slavyanka the place with the highest concentration of the species in the

Balkans The Balkans ( , ), corresponding partially with the Balkan Peninsula, is a geographical area in southeastern Europe with various geographical and historical definitions. The region takes its name from the Balkan Mountains that stretch throug ...

. The

fauna Fauna (: faunae or faunas) is all of the animal life present in a particular region or time. The corresponding terms for plants and fungi are ''flora'' and '' funga'', respectively. Flora, fauna, funga and other forms of life are collectively ...

is represented not only by typical species for Bulgaria such as the

deer A deer (: deer) or true deer is a hoofed ruminant ungulate of the family Cervidae (informally the deer family). Cervidae is divided into subfamilies Cervinae (which includes, among others, muntjac, elk (wapiti), red deer, and fallow deer) ...

Wild Boar The wild boar (''Sus scrofa''), also known as the wild swine, common wild pig, Eurasian wild pig, or simply wild pig, is a Suidae, suid native to much of Eurasia and North Africa, and has been introduced to the Americas and Oceania. The speci ...

hare Hares and jackrabbits are mammals belonging to the genus ''Lepus''. They are herbivores and live Solitary animal, solitarily or in pairs. They nest in slight depressions called forms, and their young are precociality, able to fend for themselves ...

fox Foxes are small-to-medium-sized omnivorous mammals belonging to several genera of the family Canidae. They have a flattened skull; upright, triangular ears; a pointed, slightly upturned snout; and a long, bushy tail ("brush"). Twelve species ...

and

badger Badgers are medium-sized short-legged omnivores in the superfamily Musteloidea. Badgers are a polyphyletic rather than a natural taxonomic grouping, being united by their squat bodies and adaptions for fossorial activity rather than by the ...

, but also by characteristically

animals like the

jackal Jackals are Canidae, canids native to Africa and Eurasia. While the word has historically been used for many canines of the subtribe Canina (subtribe), canina, in modern use it most commonly refers to three species: the closely related black-b ...

, the rare European Cat Snake, several species of tortoises and lizards, etc. There have been found 44 species of terrestrial gastropods in the Bulgarian part of the Alibotush Mountains.Dedov I. K. (2008). "Terrestrial gastropods (Mollusca, Gastropoda) of the Bulgarian part of the Alibotush Mts." ''

Malacologica Bohemoslovaca ''Malacologica Bohemoslovaca'' is a peer-reviewed open access scientific journal covering all aspects of malacology. It was published by the Slovak Academy of Sciences since 2005. It is published by the Department of Botany and Zoology, Faculty of ...

'' 7: 17-20
PDF
Twenty-four species of these terrestrial gastropods have Mediterranean type of distribution.

References

External links

{{commons category, Alibotush
Greek Mountain Flora

Orvilos - Menoikio - Vrontou (Lailias) terrain map
by Geopsis Rhodope mountain range Two-thousanders of Bulgaria Two-thousanders of Greece Landforms of Blagoevgrad Province Biosphere reserves of Bulgaria Bulgaria–Greece border International mountains of Europe