Silene caliacrae (D.Jord. et P.Pan., 1966)

Synonyms: None.

Common names: Bulg: Kaliakrensko plyuskaviche; Russ: Smolyovka.

Order (Scientific): CARYOPHYLLALES.

Family (Scientific): CARYOPHYLLACEAE.

Taxonomic descriptions: Upright, naked stem, 20-55 cm tall. The lower leaves are oval, spade-shaped. The inflorescence is usually fork-like branched at the base. The receptacle is oval during blooming and after that - bubble-like swollen. The corolla is white or lightly pink.

Silene caliacrae arealIUCN Status:
    World level: CE
    Black Sea Regional level: CE
    Subregion level: CE (Bulgarian endemic)


Habitats type, Critical habitats, Limiting factors: Lime-stone rocky places by the sea.

Biology: Annual or biennial herbaceous plant. Blooms in May-June, propagates June-July. Reproduces through seeds.

Population trends: Declining.

Threats: Trampling, resort construction and flower picking.

Conservation measures taken: One of its sites is in the Kaliakra reserve.

Conservation measures proposed: Identification and declaring protected the site at Rezovska River.


  1. Iordanov, D., P. Panov. 1966. Flora na NRB. III, Rod Silene L., pp.435-512.

Compiled by: M.Filipova.