Hieracium multifrons 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 multifrons Brenner

Native status

Native. Herb-rich pine forests.

Distribution

Finland: Ab, N, St, Ta; northern European Russia ( Schljakov 1989, Sennikov 2000), Estonia ( Sennikov 2003 b).

Diagnosis

Stems 40–50 cm tall. Rosulate leaves oblong-ovate or ovate, base truncate to cordate, apex triangular, with irregular coarse broad teeth, rather thin, dark-green, with rare to sparse simple hairs 0.3–0.5 mm long above, on long petioles. Cauline leaf single, rather large, elliptic-ovate or triangular-ovate. Phyllaries narrowly triangular, with a narrowly acute apex, 9–11 mm long, grey-green, with rather dense to dense simple hairs 0.5–0.7 (1) mm long, sparse to rather dense glandular hairs 0.3–0.5 (0.7) mm long and sparse stellate hairs along the margins, apex with conspicuous long ciliae. Synflorescence branches with rare simple hairs, rare to sparse glandular hairs 0.2–0.4 mm long and stellate hairs. Styles with black papillae. Ligules glabrous.