Encelia farinosa A.Gray ex Torr.

Brittlebush (en)

Species

Angiosperms > Asterales > Asteraceae > Encelia

Characteristics

Shrubs, 30–150 cm (sap fragrant). Stems branched distally, tomentose, developing smooth barks. Leaves cauline (clustered near stem tips); petioles 10–20 mm; blades silver or gray, ovate to lanceolate, 20–70 mm, apices obtuse or acute, faces tomentose. Heads in paniculiform arrays (branching among heads mainly distal). Peduncles glabrous except near heads (± yellow). Involucres 4–10 mm. Phyllaries lanceolate. Ray florets 11–21; corolla laminae 8–12 mm. Disc corollas yellow or brown-purple, 5–6 mm. Cypselae 3–6 mm; pappi 0. 2n = 36.
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A low shrub. It grows 90 cm high and spreads 90 cm wide. The leaves are silvery. The flowers are daisy like and orange-yellow. The centres are yellow or reddish-brown.
Life form perennial
Growth form shrub
Growth support -
Foliage retention deciduous
Sexuality hermaphrodite
Pollination entomogamy
Spread -
Mature width (meter) 0.95
Mature height (meter) 0.75 - 1.5
Root system tap-root
Rooting depth (meter) 0.45
Root diameter (meter) -
Flower color
Blooming months
JanFebMar
AprMayJun
JulAugSep
OctNovDec
Fruit color -
Fruiting months
JanFebMar
AprMayJun
JulAugSep
OctNovDec
Nitrogen fixer -
Photosynthetic pathway c3

Environment

It is a temperate plant. It grows in arid regions. It grows in full sun. It needs deep soil with good drainage. It suits hardiness zones 8-11.
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Dry stony slopes to 1000 metres. Coastal scrub, stony desert hillsides from sea level to1000 metres.
Light 6-8
Soil humidity 2-5
Soil texture 4-6
Soil acidity 5-8
Soil nutriment -
Hardiness (USDA) 8-10

Usage

The resin is used as chewing gum.
Uses animal food environmental use fuel gum material medicinal non-vertebrate poison poison
Edible gums stems
Therapeutic use Toothache (leaf), Analgesic (unspecified), Loose-Toothh (unspecified), Masticatory (unspecified), Sore (unspecified)
Human toxicity -
Animal toxicity -

Cultivation

Plants can be grown from seed or cuttings.
Mode cuttings seedlings
Germination duration (days) -
Germination temperacture (C°) -
Germination luminosity -
Germination treatment -
Minimum temperature (C°) -12
Optimum temperature (C°) -
Size -
Vigor -
Productivity -

Images

Leaf

Encelia farinosa leaf picture by Matthew DreamsOfBunnies (cc-by-sa)
Encelia farinosa leaf picture by Bradley Bruce (cc-by-sa)
Encelia farinosa leaf picture by Jeff Potts (cc-by-sa)

Flower

Encelia farinosa flower picture by Yvonne Negron (cc-by-sa)
Encelia farinosa flower picture by Henry Broeska (cc-by-sa)
Encelia farinosa flower picture by jharrig (cc-by-sa)

Distribution

Encelia farinosa world distribution map, present in Mexico and United States of America

Identifiers

LSID urn:lsid:ipni.org:names:203119-1
WFO ID wfo-0000038658
COL ID 39N69
BDTFX ID -
INPN ID -
Wikipedia (EN) Link
Wikipedia (FR) Link

Synonyms

Encelia radians Encelia farinosa f. farinosa Encelia farinosa var. radians Encelia farinosa var. phenicodonta Encelia farinosa f. phenicodonta Encelia farinosa