Senecio neowebsteri S.F.Blake

Olympic mountain ragwort (en)

Species

Angiosperms > Asterales > Asteraceae > Senecio

Characteristics

Perennials, 7–15(–20+) cm (rhizomes fibrous-rooted). Herbage (sometimes purplish-tinged) floccose-tomentose, unevenly glabrescent. Stems single or loosely clustered (erect or arching). Leaves mostly cauline; petiolate (petioles about equaling blades); blades lanceolate or oblanceolate to ovate, (2–)4–8+ × 1.5–3 cm, bases tapered, margins denticulate (distal leaves smaller, lanceolate or linear-lanceolate, bractlike). Heads nodding, 1(–2). Calyculi of 4–8 lanceolate to lance-linear bractlets (lengths mostly less than 1 / 2 phyllaries). Phyllaries usually ± 21, sometimes ± 13, (8–)10–15 mm, tips usually greenish (often sparsely hairy). Ray florets ± 13; corolla laminae ± 15 mm. Cypselae glabrous. 2n = 40.
Life form perennial
Growth form herb
Growth support free-standing
Foliage retention -
Sexuality -
Pollination -
Spread -
Mature width (meter) -
Mature height (meter) 0.07 - 0.15
Root system fibrous-root rhizome
Rooting depth (meter) -
Root diameter (meter) -
Flower color
Blooming months
JanFebMar
AprMayJun
JulAugSep
OctNovDec
Fruit color -
Fruiting months -
Nitrogen fixer -
Photosynthetic pathway -

Environment

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

Usage

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

Cultivation

Mode -
Germination duration (days) 10 - 21
Germination temperacture (C°) 18 - 23
Germination luminosity light
Germination treatment -
Minimum temperature (C°) -
Optimum temperature (C°) -
Size -
Vigor -
Productivity -

Images

Senecio neowebsteri unspecified picture

Distribution

Senecio neowebsteri world distribution map, present in United States of America

Identifiers

LSID urn:lsid:ipni.org:names:292967-2
WFO ID wfo-0000079349
COL ID 4WM5W
BDTFX ID -
INPN ID -
Wikipedia (EN)
Wikipedia (FR)

Synonyms

Senecio neowebsteri Ligularia websteri Senecio websteri