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Silphium asteriscus var. latifolium (A.Gray) Clevinger

Variety

Angiosperms > Asterales > Asteraceae > Silphium > Silphium asteriscus

Characteristics

Plants 50–150 cm. Leaves: basal persistent or caducous; cauline mostly opposite; faces glabrous or sparsely hairy. Paleae puberulent. Ray florets 12–17. Disc florets 35–130.
Life form perennial
Growth form herb
Growth support -
Foliage retention -
Sexuality hermaphrodite
Pollination -
Spread -
Mature width (meter) -
Mature height (meter) 0.5 - 1.5
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 4-9
Soil humidity 5-7
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) -
Germination temperacture (C°) -
Germination luminosity -
Germination treatment -
Minimum temperature (C°) -
Optimum temperature (C°) -
Size -
Vigor -
Productivity -

Distribution

Silphium asteriscus var. latifolium world distribution map, present in United States of America

Identifiers

LSID urn:lsid:ipni.org:names:60436443-2
WFO ID wfo-0000107294
COL ID 5RJ2G
BDTFX ID -
INPN ID -
Wikipedia (EN)
Wikipedia (FR)

Synonyms

Silphium glabrum Silphium glabrum Silphium confertifolium Silphium trifoliatum var. latifolium Silphium asteriscus var. latifolium
WorldFloraDB 2024