Serenoa repens (W.Bartram) Small

Saw palmetto (en)

Species

Angiosperms > Arecales > Arecaceae > Serenoa

Characteristics

A fan palm with a short trunk. Sometimes it is creeping or underground. It forms clumps and is prickly. The trunks are slim and can be 3-6 m high. They are covered with fibres and leaf bases. The trunks can form branches, especially if the tip is damaged. The leaves are fan shaped. They are stiff and the leaf stalks are thorny. The leaves are 1 m long and the leaf stalks 1-1.6 m long. The leaves can be green, blue-green or blue-silver. The leaves are held stiffly erect. It produces flower stalks among the leaves. Flowers contain both sexes. The fruit are oval and 2 cm long. They are black when ripe. They are edible. Each fruit contains a single seed.
More
Stems usually creeping, branched, sometimes ascending, to 1--3 m. Leaves yellow-green, green, or silvery green, stiff; petioles finely to strongly serrate; hastula present on both sides of leafabaxially and adaxially. Flowers creamy white, fragrant, 4--5 mm. Fruits ripening from green through orange to black, length ca. 2 cm, diam. 1 cm. 2n = 36.
Life form perennial
Growth form shrub
Growth support free-standing
Foliage retention evergreen
Sexuality hermaphrodite
Pollination -
Spread -
Mature width (meter) 2.0
Mature height (meter) 3.0
Root system -
Rooting depth (meter) 1.5
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

A tropical and subtropical plant. It grows in colonies in woodlands and coastal dunes. It suits seasonally moist and dry climates. They need well drained soils. They can tolerate salt exposure. They are cold sensitive. They need a sunny location. They can tolerate fire. It suits hardiness zones 8-11.
More
Low pine woods, savannahs and thickets, where it often forms substantial thickets. Also found on coastal sand dunes.
Light 3-5
Soil humidity 5-8
Soil texture 1-6
Soil acidity 2-7
Soil nutriment -
Hardiness (USDA) 7-10

Usage

The fruit are eaten. The fruit can be used to make a drink. The palm hearts are eaten. The seeds are eaten.
Uses environmental use fiber fuel material medicinal ornamental
Edible fruits nuts seeds
Therapeutic use Anti-infective agents, local (fruit), Contraceptive agents (fruit), Diuretics (fruit), Exudates and transudates (fruit), Aphrodisiac (unspecified), Diuretic (unspecified), Sedative (unspecified), Stimulant (unspecified), Tumor (unspecified), Bite(Bug) (unspecified), Bite(Snake) (unspecified), Dysentery (unspecified), Poultice (unspecified), Respiratory (unspecified), Skin (unspecified), Urogenital (unspecified), Catarrh (unspecified), Digestive (unspecified), Stomach (unspecified)
Human toxicity -
Animal toxicity -

Cultivation

Plants are grown from seed. Plants are easy to grow but slow growing. Single plants can produce fertile seeds. Plants can be divided but this is difficult unless plants are small. Plants are difficult to transplant.
Mode seedlings
Germination duration (days) -
Germination temperacture (C°) -
Germination luminosity -
Germination treatment soaking
Minimum temperature (C°) -12
Optimum temperature (C°) 15 - 25
Size -
Vigor -
Productivity -

Images

Habit

Serenoa repens habit picture by Ryan King (cc-by-sa)

Leaf

Serenoa repens leaf picture by Kelley Clark (cc-by-sa)
Serenoa repens leaf picture by Eric Smallwood (cc-by-sa)
Serenoa repens leaf picture by adam karpf (cc-by-sa)

Fruit

Serenoa repens fruit picture by ilse salcedo (cc-by-sa)

Distribution

Serenoa repens world distribution map, present in Åland Islands, Georgia, and United States of America

Identifiers

LSID urn:lsid:ipni.org:names:941782-1
WFO ID wfo-0000309573
COL ID 4WSW7
BDTFX ID -
INPN ID 770985
Wikipedia (EN) Link
Wikipedia (FR) Link

Synonyms

Sabal serrulata Brahea serrulata Chamaerops serrulata Corypha obliqua Corypha repens Serenoa repens f. glauca Serenoa serrulata Serenoa repens