Campanula erinus is an annual stem therophyte that reaches heights of 3 to 10 (to 30) centimeters. The plant has a long and often richly branched main axis. The leaves are toothed to crenate. The teeth of the bracts are 1 to 2.5 millimeters in size. The crown is light blue and 2 to 5 millimeters in size. The corolla-tube is elongated, but no longer than the calyx-lobes. The anthers are 0.8 to 1.5 millimeters in size.
The flowering period extends from March to May.
The number of chromosomes is 2n = 28.
Campanula erinus occurs from the Mediterranean area to Iran and tropical northeast Africa. They are also found in Macaronesia. The species grows in Phrygana, on rocky corridors and in olive groves. In Crete it can be found at altitudes from 0 to 1350 meters.
- Ralf Jahn, Peter Schönfelder: Excursion flora for Crete . With contributions by Alfred Mayer and Martin Scheuerer. Eugen Ulmer, Stuttgart (Hohenheim) 1995, ISBN 3-8001-3478-0 , p. 294-295 .
- Campanula erinus at Tropicos.org. In: IPCN Chromosome Reports . Missouri Botanical Garden, St. Louis
- Rafaël Govaerts (Ed.): Campanula - World Checklist of Selected Plant Families of the Royal Botanic Gardens, Kew. Last accessed on February 8, 2018.