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Ferocactus emoryi (Engelm.) Orcutt

Emory's barrel cactus (en)

Species

Angiosperms > Caryophyllales > Cactaceae > Ferocactus

Characteristics

Stems erect, spheric to ovoid-cylindric, 30-90(-250) × 30-60(-100) cm; ribs (15-)21-32, shallowly notched immediately above each areole. Spines 6-10 per areole, reddish, reddish gray, or horn colored, all robust and rigid, more than 1 mm diam.; central spine 1, curved (hooked only on relatively young plants), annulate, thick, adaxially flat, 55-95(-130) × 2.5-4 mm. Flowers reddish outside, brilliant red inside, 6-7.5 × 5-7.5 cm; inner tepals brilliant red [yellow]; stigma lobes brilliant red. Fruits ± readily dehiscent through basal pore, bright yellow, 25-50 × 25-35 mm, leathery or fleshy, locule dry, hollow except for seeds. Seeds 2 mm, pitted. 2n = 22.
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A large round cactus. It later becomes cylinder shaped. It can be 1.5 m high and 60 cm thick. It has 30-32 ribs. The spine spots are brown and oval and woolly. They are 2-3 cm apart. There are 5-8 white or red spines which radiate out. These are 6 cm long. The spine in the centre is flat and hooked and 8 cm long. The flowers open in the daytime. The flowers are near the crown of the plant. They are red with yellow tipped petals. They are 6-7 cm long.
Life form perennial
Growth form shrub
Growth support free-standing
Foliage retention evergreen
Sexuality hermaphrodite
Pollination entomogamy
Spread -
Mature width (meter) 0.3 - 0.5
Mature height (meter) 1.5
Root system -
Rooting depth (meter) -
Root diameter (meter) -
Flower color
Blooming months -
Fruit color
Fruiting months -
Nitrogen fixer -
Photosynthetic pathway cam

Environment

Rocky hills and sandy or rocky flats, (including wash margins, alluvial fans, and mesas), often on limestone; at elevations from sea level to 1,200 metres.
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It needs a sunny position. It needs a temperature above 10°C. Adelaide Botanical Gardens. It suits hardiness zones 9-11.
Light 6-9
Soil humidity 1-6
Soil texture -
Soil acidity 2-8
Soil nutriment -
Hardiness (USDA) 11-12

Usage

Uses animal food food material medicinal
Edible fruits saps stems
Therapeutic use -
Human toxicity -
Animal toxicity -

Cultivation

Can be grown by seedlings.
Mode seedlings
Germination duration (days) -
Germination temperacture (C°) -
Germination luminosity -
Germination treatment -
Minimum temperature (C°) -
Optimum temperature (C°) -
Size -
Vigor -
Productivity -

Images

Distribution

Ferocactus emoryi world distribution map, present in United States of America

Conservation status

Ferocactus emoryi threat status: Least Concern

Identifiers

LSID -
WFO ID wfo-0000686278
COL ID 3DYT6
BDTFX ID -
INPN ID -
Wikipedia (EN) Link
Wikipedia (FR) Link

Synonyms

Ferocactus emoryi Echinocactus emoryi

Lower taxons

Ferocactus emoryi subsp. rectispinus Ferocactus emoryi subsp. covillei Ferocactus emoryi subsp. emoryi
WorldFloraDB 2024