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Macrozamia miquelii A.Dc.

Species

Gymnosperms > Cycadales > Zamiaceae > Macrozamia

Characteristics

Plants acaulescent, less commonly caulescent; stem 0-0.4 m tall, 30-40 cm diam.; 30-80 leaves in crown. Leaves 80-210 cm long, flat (not keeled) in section, with 80-160 pinnae, dark green, highly glossy; petiole 20-60 cm long (5-15 cm spine-free), 10-18 mm wide at lowest pinna. Basal pinnae reducing to spines. Median pinnae simple, 22-40 cm long, 6-11 mm wide, strongly discolorous; margins flat; apex entire, spinescent. Pollen cones fusiform, 13-20 cm long, 4.5-5 cm diam.; microsporophyll lamina 17-20 mm long, 9-13 mm wide; apical spine 1-25 mm long. Seed cones narrowly ovoid, 20-30 cm long, 8-10 cm diam.; megasporophyll with an expanded, peltate apex 40-60 mm wide, 15-20 mm long; apical spine 0-42 mm long. Seeds oblong, 25-35 mm long, 20-25 mm wide; sarcotesta orange-red.
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A medium sized cycad. The trunk is erect and 50 cm tall by 50 cm across. The young leaves are light green. There are many mature leaves. They are 0.5-1.8 m long and 30-40 cm wide. The leaf stalk is 10-50 cm long and swollen and woolly at the base. The leaflets have a sharp tip. The lower leaflets are reduced to spine like. The average leaflet is 17-28 cm long by 0.4-0.8 cm wide. They are dark green and shiny above and paler underneath. The cones are different. The male cones are 15-30 cm long by 4-6.5 cm wide. There are 1-5 on each plant and they are curved. The female cones are 20-35 cm long by 7-10 cm wide and barrel shaped. There are 1-2 on each plant. The seeds are 2-3 cm long by 1.5-2 cm wide. They are orange to red.
Life form perennial
Growth form shrub
Growth support free-standing
Foliage retention evergreen
Sexuality dioecy
Pollination entomogamy
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Mature height (meter) 2.0 - 1.2
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Nitrogen fixer nostocaceae
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Environment

It grows naturally in SE Queensland and NSW in Australia. It suits tropical and subtropical climates. it suits areas with hot, humid, wet summers and dry cool winters. It needs well drained soils. It does best in light shade. It tolerates moderate frosts. It suits hardiness zones 9-11.
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Scattered in sclerophyll forests in poor soils. On ridges and slopes in open forest, along the margins of streams and in and around the fringes of rainforest; at elevations up to 500 metres.
Scattered in sclerophyll forests in poor soils.
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Hardiness (USDA) 9-11

Usage

The seed kernels need to be leached, pounded and cooked to remove poisons before eating.
Uses environmental use gum medicinal poison tea
Edible nuts seeds
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Cultivation

Plants are grown from seed. Mature plants transplant easily.
Mode seedlings
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Images

Macrozamia miquelii unspecified picture

Distribution

Macrozamia miquelii world distribution map, present in Australia

Conservation status

Macrozamia miquelii threat status: Least Concern

Identifiers

LSID urn:lsid:ipni.org:names:297183-1
WFO ID wfo-0000451716
COL ID 6QRX8
BDTFX ID -
INPN ID -
Wikipedia (EN) Link
Wikipedia (FR)

Synonyms

Zamia miquelii Zamia occidentalis Macrozamia miquelii Macrozamia cylindrica Encephalartos miquelii Macrozamia mackenzii Macrozamia elegantissima Macrozamia tridentata var. mackenzii Macrozamia tridentata var. oblongifolia Macrozamia tridentata subsp. cylindrica Zamia unidentata Macrozamia tridentata f. milkaui Macrozamia tridentata f. oblongifolia Macrozamia spiralis var. cylindrica Macrozamia spiralis var. cylindrica Macrozamia tridentata var. miquelii
WorldFloraDB 2024