Determined according to Sell and West in Tutin et al., 1976 (Flora Europaea Vol. 4) and Gajić in Josifović, 1975 (Flora SR Srbije VII).
Lifeform: Perennial; hemicryptophyte according to the Raunkiær system.
Distribution: Native to the Balkan Peninsula according to the distribution information provided by The Euro+Med PlantBase (source: Greuter, 2006+) and the Plants of the World Online portal (Royal Botanic Gardens, Kew).
Habitat: Edges of European Beech forests at c. 1550 m altitude, on rocky/ stony ground with shallow soil.
Flowering period: Late summer: AUG (-SEP).
Hieracium heldreichii– habit in habitat. Osogovo, Ponikva, 15.08.2022. Photo by Trajche Dimitrovski.Hieracium heldreichii– habit in habitat. Osogovo, Ponikva, 15.08.2022. Photo by Trajche Dimitrovski.Hieracium heldreichii– habit. Osogovo, Ponikva, 15.08.2022. Photo by Trajche Dimitrovski.Hieracium heldreichii– habit. Osogovo, Ponikva, 15.08.2022. Photo by Trajche Dimitrovski.Hieracium heldreichii– habit. Osogovo, Ponikva, 15.08.2022. Photo by Trajche Dimitrovski.Hieracium heldreichii– habit. Osogovo, Ponikva, 15.08.2022. Photo by Trajche Dimitrovski.Hieracium heldreichii– habit. Osogovo, Ponikva, 15.08.2022. Photo by Trajche Dimitrovski.Hieracium heldreichii– habit. Osogovo, Ponikva, 15.08.2022. Photo by Trajche Dimitrovski.Hieracium heldreichii– habit. Osogovo, Ponikva, 15.08.2022. Photo by Trajche Dimitrovski.Hieracium heldreichii– habit. Osogovo, Ponikva, 15.08.2022. Photo by Trajche Dimitrovski.Hieracium heldreichii– capitulum. Osogovo, Ponikva, 15.08.2022. Photo by Trajche Dimitrovski.Hieracium heldreichii– florets. Osogovo, Ponikva, 15.08.2022. Photo by Trajche Dimitrovski.Hieracium heldreichii– florets. Osogovo, Ponikva, 15.08.2022. Photo by Trajche Dimitrovski.Hieracium heldreichii– involucral bracts. Osogovo, Ponikva, 15.08.2022. Photo by Trajche Dimitrovski.Hieracium heldreichii– peduncle and capitulum with involucral bracts. Osogovo, Ponikva, 15.08.2022. Photo by Trajche Dimitrovski.Hieracium heldreichii– spent capitulum. Osogovo, Ponikva, 15.08.2022. Photo by Trajche Dimitrovski.Hieracium heldreichii– upper part of stem with upper cauline leaf. Osogovo, Ponikva, 15.08.2022. Photo by Trajche Dimitrovski.Hieracium heldreichii– upper part of stem. Osogovo, Ponikva, 15.08.2022. Photo by Trajche Dimitrovski.Hieracium heldreichii– middle part of stem with branches and leaves. Osogovo, Ponikva, 15.08.2022. Photo by Trajche Dimitrovski.Hieracium heldreichii– middle part of stem with branch and leaf. Osogovo, Ponikva, 15.08.2022. Photo by Trajche Dimitrovski.Hieracium heldreichii– middle cauline leaf. Osogovo, Ponikva, 15.08.2022. Photo by Trajche Dimitrovski.Hieracium heldreichii– lower part of stem. Osogovo, Ponikva, 15.08.2022. Photo by Trajche Dimitrovski.Hieracium heldreichii– lower part of stem with dense subplumose hairs in the zone of the lower cauline leaves. Osogovo, Ponikva, 15.08.2022. Photo by Trajche Dimitrovski.Hieracium heldreichii– lower part of stem with dense subplumose hairs in the zone of the lower cauline leaves. Osogovo, Ponikva, 15.08.2022. Photo by Trajche Dimitrovski.Hieracium heldreichii– lower cauline leaves. Osogovo, Ponikva, 15.08.2022. Photo by Trajche Dimitrovski.Hieracium heldreichii– lower cauline leaves. Osogovo, Ponikva, 15.08.2022. Photo by Trajche Dimitrovski.Hieracium heldreichii– adaxial side of leaf. Osogovo, Ponikva, 15.08.2022. Photo by Trajche Dimitrovski.Hieracium heldreichii– abaxial side of leaf. Osogovo, Ponikva, 15.08.2022. Photo by Trajche Dimitrovski.Hieracium heldreichii– abaxial side of leaf. Osogovo, Ponikva, 15.08.2022. Photo by Trajche Dimitrovski.Hieracium heldreichii– young plant. Osogovo, Ponikva, 27.08.2022. Photo by Trajche Dimitrovski.Hieracium heldreichii– habit. Osogovo, Ponikva, 27.08.2022. Photo by Trajche Dimitrovski.Hieracium heldreichii– flowering stem with developing, spent and fruiting capitula. Osogovo, Ponikva, 27.08.2022. Photo by Trajche Dimitrovski.Hieracium heldreichii– fruiting capitulum. Osogovo, Ponikva, 27.08.2022. Photo by Trajche Dimitrovski.Hieracium heldreichii– achenes. Osogovo, Ponikva, 27.08.2022. Photo by Trajche Dimitrovski.Hieracium heldreichii– upper part of stem. Osogovo, Ponikva, 27.08.2022. Photo by Trajche Dimitrovski.Hieracium heldreichii–stems with branches and leaves . Osogovo, Ponikva, 27.08.2022. Photo by Trajche Dimitrovski.Hieracium heldreichii– adaxial side of leaf. Osogovo, Ponikva, 27.08.2022. Photo by Trajche Dimitrovski.Hieracium heldreichii– abaxial side of leaf. Osogovo, Ponikva, 27.08.2022. Photo by Trajche Dimitrovski.Hieracium heldreichii– subplumose hairs of abaxial side of leaf. Photo by Trajche Dimitrovski.Hieracium heldreichii– subplumose hair of abaxial side of leaf. Photo by Trajche Dimitrovski.Hieracium heldreichii– subplumose hair of abaxial side of leaf. Photo by Trajche Dimitrovski.
Hieracium heldreichii. Greuter, W. (2006+): Compositae (pro parte majore). – In: Greuter, W. & Raab-Straube, E. von (ed.): Compositae. Euro+Med Plantbase – the information resource for Euro-Mediterranean plant diversity. Published on the Internet https://europlusmed.org/cdm_dataportal/taxon/e81fa133-7d3d-49d7-82c7-7fba8ef39207 [Accessed 13.10.2022].
Hieracium L. (incl. Pilosella Hill.). Sell, P. D. & West., C. in Tutin, T.G., Heywood, V.H., Burges, N.A., Moore, D.M., Valentine, D.H., Walters, S.M. & Webb, D.A. (1976). Flora Europaea. Volume 4: Plantaginaceae to Compositae (and Rubiaceae). Cambridge: Cambridge University Press, pp. 358 – 410.
Rod Hieracium L. Gajić, M. in Josifović (1975). Flora SR Srbije VII. Srpska Akademija Nauka i Umetnosti, Beograd, pp. 336-465.