Hieracium bolanderi A. Gray:
United States (North America)

Hieracium siskiyouense M. Peck:
United States (North America)

United States

Origin: Unknown/Undetermined

Regularity: Regularly occurring

Currently: Unknown/Undetermined

Confidence: Confident

Plants 10–60+ cm. Stems glabrous or nearly so. Leaves: basal 5–9+, cauline 0–3; blades oblanceolate to spatulate, 35–95+ × 12–25+ mm, lengths 2–4+ times widths, bases cuneate, margins entire, apices rounded to acute, abaxial faces glabrous or piloso-hirsute (on midribs, hairs 5–8+ mm), adaxial piloso-hirsute (hairs 5–8+ mm, often tangled). Heads (3–)15–15(–40+) in corymbiform arrays. Peduncles glabrous or stipitate-glandular. Calyculi: bractlets 3–5+. Involucres campanulate to cylindric, (7–)9–10 mm. Phyllaries 8–13+, apices obtuse to acute, abaxial faces glabrous or stipitate-glandular. Florets 6–12; corollas yellow, 8.5–10 mm. Cypselae urceolate, 5–5.5 mm; pappi of 50–60+, stramineous to rufous bristles in 2+ series, 5–8 mm.

Hieracium siskiyouense M. Peck

Type collection for Hieracium bolanderi A. Gray
Collection: Smithsonian Institution, National Museum of Natural History, Department of Botany
Verification Degree: Original publication and alleged type specimen examined
Preparation: Pressed specimen
Collector(s): H. Bolander
Year Collected: 1867
Locality: Red Mountain., Humboldt, California, United States, North America

United States

Rounded National Status Rank: NNR - Unranked

Rounded Global Status Rank: G4 - Apparently Secure