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The Cycad Pages
Macrozamia machinii


Description:

Plants acaulescent, stem 20-30 cm diam.

Leaves 1-8 in crown, grey-green, semiglossy, 60-90 cm long, moderately keeled, with 80-140 leaflets; rachis strongly spirally twisted, straight, stiff or recurved, arching stiffly downwards; petiole 13-21 cm long, straight or recurved, unarmed, 9-14 mm wide at lowest leaflets; basal leaflets not reducing to spines.

Leaflets simple, strongly discolorous; margins flat, or incurved (slightly); apex entire, not spinescent; median leaflets 80-320 mm long, 2.5-10 mm wide.

Pollen cones fusiform, 8-20 cm long, 4-6 cm diam.; microsporophyll lamina 15-24 mm long, 12-24 mm wide; apical spine 0-14 mm long.

Seed cones ovoid, 8-22 cm long, 5-9 cm diam.; stipe 20-25 mm long, megasporophyll with an expanded peltate apex 25-50 mm wide, 15-20 mm high; apical spine 0-20 mm long.

Seeds ovoid, 20-34 mm long, 20-24 mm wide; sarcotesta red.


The Cycad Pages

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Written and maintained by Ken Hill 1998-2010
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