Hieracium hyalinellum 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 hyalinellum Brenner

Native status

Native. Sparse pine forests.

Distribution

Finland: Ab, N, Ta. Endemic to Finland.

Diagnosis

Stems 40–50 cm tall. Rosulate leaves lanceolate, base cuneate, apex triangular, with small serrate teeth, thin, grass-green with purple spots, with sparse simple hairs 0.5–0.8 mm long along narrow margins and sparse stellate hairs above, on short petioles. Cauline leaves similar, reduced in size, 2–3. Phyllaries nearly linear, with broadly acute or rather obtuse apex, 9–10 mm long, dark-green, with rare blackish simple hairs ca. 1 mm long, dense to very dense glandular hairs 0.5–1 mm long and sparse stellate hairs mostly along the margins, apex without ciliae. Synflorescence branches with or without rare simple hairs, with rare to sparse glandular hairs 0.2–0.3 mm long and stellate hairs. Styles with black papillae. Ligules glabrous.