Hieracium caespiticola Norrl.

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 caespiticola Norrl.

Native status

Native. Sparse pine forests.

Distribution

Finland: Sa, Oa, Tb, Sb, Kb, Om, Ok, Obo, Obu, Ks; Sweden ( Tyler 2017), northern European Russia ( Samuelsson 1954, Schljakov 1989, Sennikov 2000, Sennikov 2008 b).

Diagnosis

Stems 40–60 cm tall. Rosulate leaves narrowly lanceolate, base narrowly cuneate to attenuated, apex narrowly triangular, with very small sparse serrate teeth, rigid, grass-green, with sparse simple hairs 0.3–0.5 mm long and stellate hairs above, on short petioles. Cauline leaves similar, 2–3. Phyllaries narrowly triangular, with acute apex, 9–10 mm long, grey-green, without simple hairs, with dense glandular hairs 0.5–0.8 mm long and sparse stellate hairs, apex with numerous ciliae. Synflorescence branches without simple hairs, with dense glandular hairs 0.3–0.5 mm long and stellate hairs. Styles with black papillae. Ligules glabrous.