Scouler's Hawkweed - Hieracium scouleri
Hieracium albertinum, Hieracium cynoglossoides
MNPS Threat Rank
Plants from slender caudex branches. Stems simple, erect, 15–100 cm. Herbage long-hirsute, stellate-hairy, sometimes glabrate above. Leaves basal and cauline, sessile above; blades lanceolate to oblanceolate, entire, 2–15 cm long. Heads 5 to 50; involucre campanulate, 9–13 mm high; phyllaries linear-lanceolate, setose-hirsute, stellate-hairy, sometimes stipitate glandular. Rays 20 to 45, yellow ligules 6–12 mm long. Achenes ca. 3 mm long; pappus white or tawny (Lesica 2012. Manual of Montana Vascular Plants. BRIT Press. Fort Worth, TX)
Montana has varieties scouleri, griseum
A. Nelson and albertinum
(Farr) G.W. Douglas & G.A. Allen.
The following animal species have been reported as pollinators of this species or genera where their geographic ranges overlap: Bombus ternarius
, Bombus terricola
, Bombus bohemicus
, and Bombus flavidus
(Heinrich 1976, Colla and Dumesh 2010).