Orobanche alsatica Kirschl. (Orobanchaceae) - another new species of the genus Orobanche in the flora of Republic of North Macedonia

Vol 25 No 1 (2022): Acta Musei Macedonici Scientiarum Naturalium

Abstract

Orobanche alsatica, a new species in the flora of North Macedonia, is presented in this paper. A small population whose specimens parasitize on those of Peucedanum longifolium was discovered in the vicinity of Tri ÄŒeÅ¡mi village, west of town Å tip. O. alsatica is a European-West Asian species with  a wide distribution range. In the latest distribution map of O. alsatica in the Euro+Med PlantBase, the Balkan countries North Macedonia, Serbia, Montenegro, Albania and Greece are not included. Peucedanum cervaria is the most frequent host plant, while P. alsaticum and Seseli spp. appear rarely. Photos of the plant, the habitat, the connection between the parasite and the host plant, and a flower drawing are presented. According to the literature and research data, the total number of Orobanche species (including O. alsatica) in the flora of North Macedonia is 25.