Hieracium lachenalii C.C.Gmel.

Common hawkweed (en), Épervière de Lachenal (fr)

Species

Angiosperms > Asterales > Asteraceae > Hieracium

Characteristics

Plant with a short stout rhizome or caudex; stem 1.5–10 dm, sparsely setose and stellate to subglabrous; lvs long-hirsute, with narrowly to broadly elliptic or even lance-ovate blade 2–13 × 1.5–5.5 cm, tapering to the base, generally with at least a few sharp coarse teeth toward the base, mostly exceeding the petiole; cauline lvs 2–several, reduced and scattered upwards; infl open, corymbiform, the stout peduncles long-stipitate-glandular and ± stellate; invol 8–12 mm, hispid with blackish, gland-tipped hairs and often also stellate; fls 40–80; achenes 2.5–3.5 mm; 2n=27. Fields, roadsides, and other waste places; native to Europe, intr. from Nf. and Que. to N.J. and Minn. May–Aug. (H. maculatum, with spotted lvs; H. vulgatum)
Life form perennial
Growth form herb
Growth support free-standing
Foliage retention evergreen
Sexuality hermaphrodite
Pollination -
Spread -
Mature width (meter) -
Mature height (meter) 0.15 - 1.0
Root system rhizome
Rooting depth (meter) -
Root diameter (meter) -
Flower color -
Blooming months
JanFebMar
AprMayJun
JulAugSep
OctNovDec
Fruit color -
Fruiting months -
Nitrogen fixer -
Photosynthetic pathway c3

Environment

Light -
Soil humidity -
Soil texture -
Soil acidity -
Soil nutriment -
Hardiness (USDA) 4-9

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 -