Macrozamia cranei 

Scope: Global
Language: English

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Taxonomy [top]

Kingdom Phylum Class Order Family
Plantae Tracheophyta Cycadopsida Cycadales Zamiaceae

Scientific Name: Macrozamia cranei D.L.Jones & P.I.Forst.

Assessment Information [top]

Red List Category & Criteria: Endangered C1 ver 3.1
Year Published: 2010
Date Assessed: 2009-10-31
Assessor(s): Forster, P.
Reviewer(s): Donaldson, J.S.; Bösenberg, J.D.
Occurs in a very restricted area, with an estimated population size of 2,139 plants and a decline of ca. 20% over two generations (120 years). Therefore qualifies as Endangered. Would qualify as Vulnerable on the basis of its restricted range and occurrence at fewer than ten locations.
Previously published Red List assessments:

Geographic Range [top]

Range Description:This species occurs in the southern part of Queensland, Australia. It is restricted to a small area near Texas in the Darling Downs strict. Recorded to occur between 400 and 600 m asl.
Countries occurrence:
Australia (Queensland)
Additional data:
Estimated area of occupancy (AOO) - km2:0.5
Number of Locations:7
Lower elevation limit (metres):400
Upper elevation limit (metres):600
Range Map:Click here to open the map viewer and explore range.

Population [top]

Population:This species is found in seven subpopulations with a projected minimum number of 2,139 adult plants.
Current Population Trend:Decreasing
Additional data:
Number of mature individuals:1000-2500
Population severely fragmented:No

Habitat and Ecology [top]

Habitat and Ecology:M. cranei grows on steep slopes and ridges in shallow skeletal soil on limestone in dry sclerophyll scrub or eucalypt woodlands.
Generation Length (years):60

Threats [top]

Major Threat(s): This species is threatened by land clearing for agricultural development.

Conservation Actions [top]

Conservation Actions: This species is listed on Appendix II of the CITES Appendices.

Citation: Forster, P. 2010. Macrozamia cranei. The IUCN Red List of Threatened Species 2010: e.T41961A10586448. . Downloaded on 26 September 2018.
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