Materials for a flora of Serbia from the herbarium collection PZZP (1)

The Herbarium collection of the Institute for Nature Conservation of the Vojvodina province (PZZP) is one of the least known institutional collections in Serbia. In this article is presented the first part of results of the ongoing process of examination and revision of this collection. It covers data on interesting, new and noteworthy vascular plant taxa from 6 genera (Cytisus L., Lamium L., Lappula Moench, Lathyrus L., Leersia Sw. and Legousia Durande) included in 18 species, 5 subspecies, 3 varieties, 4 forms, as well as 4 taxa with undetermined status [stat. indet.] and one supposed nothospecies. One species and subspecies (Lappula heteracantha subsp. heterocarpa) and 5 taxa on the different infraspecific levels are new for a flora of Serbia.