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Lepidozamia peroffskyana Regel

Species

Gymnosperms > Cycadales > Zamiaceae > Lepidozamia

Characteristics

A medium sized cycad. It has an erect trunk 7 m tall. It can be 40 cm across. Young leaves are brown and have a few hairs. The mature leaves form a spreading crown. They are 2-3 m long by 20-40 cm wide. They are dark green and glossy. The leaf stalk is 30-60 cm long. There are 200-250 leaflets on each leaf. They droop towards the base and curve backwards. The average leaflet is 20-30 cm long by 0.7-1.3 cm wide. They taper to the tip. The cones are different. Plants are separately male and female. The male cones are 40-60 cm long by 10-12 cm wide. They are curved. The female cones are 40-80 cm long by 25-30 cm wide and oval and grey-green. The seeds are 5-6 cm long by 3-3.5 cm wide. They are oblong and bright red.
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Stems erect, to 4 (rarely 7) m tall, to 80 cm diam. Leaves to 150 in the crown, 150-300 cm long; petiole 30-60 cm long. Pinnae 150-250, not secund, 20-40 cm long, 5-13 mm wide, with 7-13 parallel veins, amphistomatic, but stomata mainly on the abaxial surface. Pollen cones cylindrical, 45-75 cm long, 12-19 cm diam.; sporophylls cuneate, to 50 mm long, 30 mm wide. Female cones cylindrical, 40-90 cm long, 12-25 cm diam.; sporophylls 5-7 cm long, apically 4-8 cm wide and 2-3 cm high. Seeds 40-60 mm long, 25-30 mm wide, red.
Life form perennial
Growth form tree
Growth support free-standing
Foliage retention evergreen
Sexuality dioecy
Pollination entomogamy
Spread -
Mature width (meter) -
Mature height (meter) 2.01 - 2.02
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Nitrogen fixer nostocaceae
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Environment

It suits subtropical and temperate regions. It can grow in full sun or shade. It can tolerate frost. Plants grow best is soils which are free draining but retain moisture and have organic matter. In Eastern Australia it grows from sea level to 1000 m altitude. It suits hardiness zones 10-12. It can grow in a Mediterranean climate.
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Scattered in small colonies in wet sclerophyll forests or on rainforest margins, usually in steep country; at elevations from sea level to 1,000 metres.
Scattered in small colonies in wet sclerophyll forests or on rainforest margins, usually in steep country.
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Hardiness (USDA) 9-12

Usage

CAUTION: The seeds are poisonous. The seeds are eaten after soaking and roasting to remove the toxins. The stems are the source of starch.
Uses environmental use food gum material poison
Edible nuts seeds
Therapeutic use -
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Cultivation

Plants are grown from seed. They are slow to germinate. They can take a year to germinate.
Mode seedlings
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Images

Lepidozamia peroffskyana unspecified picture

Distribution

Lepidozamia peroffskyana world distribution map, present in Australia

Conservation status

Lepidozamia peroffskyana threat status: Least Concern

Identifiers

LSID urn:lsid:ipni.org:names:297151-1
WFO ID wfo-0000445262
COL ID 3TDZK
BDTFX ID -
INPN ID -
Wikipedia (EN) Link
Wikipedia (FR)

Synonyms

Zamia macleayi Lepidozamia peroffskyana Macrozamia peroffskyana Macrozamia denisonii Encephalartos denisonii Lepidozamia minor Lepidozamia denisonii Macrozamia gigas Catakidozamia macleayi
WorldFloraDB 2024