Hieracium morulum (Dahlst.) Dahlst.

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 morulum (Dahlst.) Dahlst.

Synonym: Hieracium lutulentum Norrl.

Native status

Native. Forest margins, shrubs, riversides.

Distribution

Finland: Sb, Kb, Ks, Le; Norway, Sweden ( Samuelsson 1954), northern European Russia ( Schljakov 1989, Sennikov 2008 b, Sennikov 2009) up to the Ural Mountains in the east ( Chepinoga et al. 2024).

Diagnosis

Stems 55–65 cm tall. Basal leaves dark greyish-green, oblong to ovate-oblong or ovate-lanceolate, base broadly cuneate to nearly truncate, apex triangular to broadly triangular, with prominent serrate dentation along the margin, on a long petiole, with dense to very dense simple hairs 0.5–0.8 mm long above; cauline leaf 1 or reduced. Synflorescence of 8–20 flowering heads, with rather short slender final branches (central one is not abbreviated). Phyllaries very narrowly triangular, with narrowly acute apex, ca. 11 mm long, dark-olivaceous, with rather dense blackish simple hairs 1–1.3 mm long, rather dense glandular hairs 0.5–0.8 (1) mm long and sparse stellate hairs in the basal part, without glabrous margins, apex with a few ciliae. Synflorescence branches with sparse simple hairs up to 1 mm long, dense slender glandular hairs 0.5–0.8 mm long and stellate hairs. Styles with black papillae. Ligules glabrous.