Hieracium acidodontum Dahlst. ex Johanss.

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 acidodontum Dahlst. ex Johanss.

Native status

Native. Spruce and pine forests.

Distribution

Finland: Ab, N, Ta, Oa, Tb, Kb, Om, Ok; Norway ( POWO 2025), Sweden ( Tyler 2017). The reported occurrence in Eastern Europe ( POWO 2025) is inexplicable.

Diagnosis

Stems 30–50 cm tall. Rosulate leaves narrowly lanceolate, with small and narrow (serrate) teeth, thin, dark green, with dense simple hairs 1–1.5 mm long above, on rather long petioles. Cauline leaves similar, 2–3. Phyllaries with a narrowly obtuse apex, 10–11 mm long, grey-green, with solitary simple hairs at the base, dense glandular hairs 0.5–1 mm long and sparse stellate hairs in the basal part, apex with few short ciliae. Synflorescence branches with solitary simple hairs, rather dense glandular hairs 0.2–0.3 mm long and stellate hairs. Styles with dark papillae. Ligules glabrous.