Hesperis pycnotricha Borbás et Degen

Rūrāne, Ieva, 2015, Genus Hesperis L. In The Flora Of Latvia, Acta Biologica Universitatis Daugavpiliensis 15 (2), pp. 343-347 : 346

2. Hesperis pycnotricha Borbás et Degen

Hesperis pycnotricha Borbás et Degen, 1902 , Magyar Bot. Lapok, 1: 269; P. W. Ball, 1964, Fl. Europ. 1: 276; P. W. Ball, 1993, Fl. Europ. ed. 2, 1: 337.

Habitat. Roadsides, railway embankments, river shores, waste dumps.

Distribution in Latvia. Alien species. Rare. Cultivated ornamental plant. Runs in the wild. Mostly distributed in Central Latvia ( Fig. 2 ).

General distribution. Central Europe, Balkan Peninsula, Western Asia, meridionale to temperate zone.

Figures

Fig.2. Distribution of Hesperis pycnotricha in Latvia. ○ herbarium data from end of 19th century till the beginning of the 20th century, ● herbarium data from middle of 20th century to the nowadays.