Hieracium glandulosissimum (Dahlst.) Brenner

Sennikov, Alexander, 2025, The collection-based inventory and spatial analysis of Hieracium s. str. (Asteraceae) in Finland, Biodiversity Data Journal 13, pp. e 154676-e 154676 : e154676-

Hieracium glandulosissimum (Dahlst.) Brenner

Native status

Native. Sparse forests, open forest margins.

Distribution

Finland: Al; Sweden ( Tyler 2006 e). Reported also elsewhere in Europe ( POWO 2025).

Diagnosis

Stems 50–60 cm tall. Rosulate leaves elliptic to lanceolate-elliptic, base broadly cuneate, apex broadly acute, with numerous minute teeth, rather thin, dark-green, glabrous (except for narrow margins) above, on rather long petioles. Cauline leaf similar, reduced in size. Phyllaries narrowly triangular, with acute apex, 10–12 mm long, blackish-green, without simple hairs, with abundant black glandular hairs 0.8–1.3 mm long and few stellate hairs along the margins in the basal part, apex without ciliae. Synflorescence branches without simple hairs, with abundant glandular hairs 0.5–1 mm long and stellate hairs. Styles with black papillae. Ligules glabrous.