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Crepis occidentalis subsp. costata (A.Gray) Babc. & Stebbins

Largeflower hawksbeard (en)

Subspecies

Angiosperms > Asterales > Asteraceae > Crepis > Crepis occidentalis

Characteristics

Plants 8–40 cm. Stems tomentose, sometimes stipitate-glandular distally. Leaves 5–20 × 2–3.5 cm, pinnately lobed (lobes dentate; distal cauline stipitate-glandular and with large dark or black setae). Heads 15–30. Peduncles stipitate-glandular. Phyllaries 7–8, stipitate-glandular and with dark or black, glandular setae. Florets 10–14. Cypselae golden brown. 2n = 44.
Life form
Growth form herb
Growth support -
Foliage retention deciduous
Sexuality hermaphrodite
Pollination -
Spread -
Mature width (meter) -
Mature height (meter) 0.09 - 0.4
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 3-5
Soil texture 3-4
Soil acidity -
Soil nutriment -
Hardiness (USDA) 4-9

Usage

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

Cultivation

Mode -
Germination duration (days) 5 - 14
Germination temperacture (C°) 21 - 26
Germination luminosity -
Germination treatment -
Minimum temperature (C°) -
Optimum temperature (C°) -
Size -
Vigor -
Productivity -

Distribution

Crepis occidentalis subsp. costata world distribution map, present in Canada and United States of America

Identifiers

LSID urn:lsid:ipni.org:names:69368-2
WFO ID wfo-0000067322
COL ID 5GP5R
BDTFX ID -
INPN ID -
Wikipedia (EN)
Wikipedia (FR)

Synonyms

Psilochenia occidentalis subsp. occidentalis Crepis occidentalis subsp. costata Psilochenia occidentalis subsp. costata Crepis occidentalis var. costata
WorldFloraDB 2024