Photo Ken Hill
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The Cycad Pages
Macrozamia cranei

Macrozamia cranei D.L. Jones & P.I. Forst., "Austrobaileya 4(2): 273-275, fig. 2" (1994). H—BRI
"TYPE: Australia, Queensland, near Texas, P.I. Forster 11593B & P. Machin, 25 Sep 1992 (holo BRI, iso CANB)."


Photo Ken Hill
Etymology: Honouring orchid enthusiast and builder Ralph Crane, who discovered this species.

Historical notes:

Distinguishing features: A member of the M. plurinervia complex, differing in its short to medium leaves with narrow leaflets with distinctly glossy upper surfaces.

Distribution and habitat: A rare species, occurring in a few small stands in the Texas district, in dry eucalypt woodlands on skeletal soils on slopes.

Conservation status: A rare species known only from a few small stands (IUCN Red List category VU; ROTAP category 2V-). Gazetted as a Rare or Threatened Plant under Queensland Nature Conservation legislation.
Photo Ken Hill
Photo Ken Hill

Description:

Plants acaulescent, stem 7-12 cm diam.

Leaves 1-5 in crown, grey-green, semiglossy, 70-90 cm long, moderately keeled, with 100-150 leaflets; rachis strongly spirally twisted, straight, stiff; petiole 15-30 cm long, straight, unarmed, 7-12 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 70-300 mm long, 2-7 mm wide.

Pollen cones fusiform, 8-22 cm long, 2.5-5.5 cm diam.; microsporophyll lamina 15-20 mm long, 13-20 mm wide; apical spine 0-10 mm long.

Seed cones ovoid, 8-14 cm long, 4.5-6.5 cm diam.; megasporophyll lamina 17-25 mm long, megasporophyll with an expanded peltate apex 20-40 mm wide, 15-20 mm high; apical spine 0-10 mm long.

Seeds ovoid, 20-25 mm long, 18-22 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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