Hieracium bolanderi A.Gray

Bolander's hawkweed (en)

Species

Angiosperms > Asterales > Asteraceae > Hieracium

Characteristics

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.
Life form perennial
Growth form herb
Growth support free-standing
Foliage retention evergreen
Sexuality hermaphrodite
Pollination -
Spread -
Mature width (meter) -
Mature height (meter) 0.1 - 0.6
Root system -
Rooting depth (meter) -
Root diameter (meter) -
Flower color
Blooming months
JanFebMar
AprMayJun
JulAugSep
OctNovDec
Fruit color -
Fruiting months -
Nitrogen fixer -
Photosynthetic pathway -

Environment

Light 7-9
Soil humidity 1-5
Soil texture -
Soil acidity -
Soil nutriment -
Hardiness (USDA) 6-10

Usage

Uses -
Edible -
Therapeutic use -
Human toxicity -
Animal toxicity -

Cultivation

Mode -
Germination duration (days) 21 - 30
Germination temperacture (C°) 10 - 15
Germination luminosity -
Germination treatment -
Minimum temperature (C°) -
Optimum temperature (C°) -
Size -
Vigor -
Productivity -

Distribution

Hieracium bolanderi world distribution map, present in Mexico and United States of America

Identifiers

LSID urn:lsid:ipni.org:names:327416-2
WFO ID wfo-0000129215
COL ID 3LLV5
BDTFX ID -
INPN ID -
Wikipedia (EN) Link
Wikipedia (FR)

Synonyms

Hieracium siskiyouense Hieracium bolanderi