Photo Ken Hill
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The Cycad Pages
Macrozamia moorei

Macrozamia moorei F. Muell., Australas. Chem. Drugg. 4: 84 (1881). ?H—MEL
"TYPE: Australia, Queensland, Springsure, J.G. Macdonald s.n. (syn. MEL)."


Photo Ken Hill
Etymology: Honouring botanist Charles E. Moore (1820-1905), director of the Royal Botanic Gardens Sydney (1848-1896), and notable student of Macrozamia in the 1850's.

Historical notes:

Distinguishing features: The tallest of the Macrozamia species, distinguished by the somewhat dull, keeled leaves with short, broad petioles bearing numerous spines.

Distribution and habitat: Confined to the Springsure to Carnarvon Range district of central Queensland, where it is locally abundant in open dry woodland, on shallow, rocky, usually poor soils. Occasionally cultivated as an ornamental.

Conservation status: Not considered to be at risk (IUCN Red List category LR,lc).
Photo Ken Hill
Photo Ken Hill

Description:

Plants arborescent, stem 2-7 m tall, 50-80 cm diam.

Leaves 100-120 in crown, deep green to grey-green, semiglossy to dull, 10-250 cm long, moderately keeled, with 120-220 leaflets; rachis not spirally twisted, recurved, arching stiffly downwards; petiole 2-10 cm long, straight, spinescent, 22-30 mm wide at lowest leaflets; basal leaflets reducing to spines.

Leaflets simple, weakly discolorous; margins flat; apex entire, spinescent; median leaflets 200-350 mm long, 5-10 mm wide.

Pollen cones fusiform, 30-45 cm long, 10-19 cm diam.; microsporophyll lamina 25-35 mm long, 15-20 mm wide; apical spine 2-25 mm long.

Seed cones ovoid, 40-80 cm long, 14-19 cm diam.; megasporophyll lamina 60-70 mm long, megasporophyll with an expanded peltate apex 40-70 mm wide, 20-30 mm high; apical spine 2-70 mm long.

Seeds ovoid, 40-60 mm long, 30-40 mm wide; sarcotesta red.


The Cycad Pages

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Written and maintained by Ken Hill 1998-2010
Maintained by Leonie Stanberg and Dennis Stevenson 2010-2012
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