This section contains information regarding the global status of cycad species known to be threatened or endangered.

2006 Red List

The 2006 Red List includes 239 cycad taxa (one more [= Cycas micronesica] than the 2004 Red List). The links below represent the search results from the 2006 Red List online database for all listed cycad taxa (as of 6 May 2006):

• Ceratozamia alvarezii - Cycas javana

• Cycas lindstromii - Dioon caputoi

• Dioon edule - Encephalartos natalensis

• Encephalartos ngoyanus - Zamia hymenophyllidia

• Zamia inermis - Zamia wallisii

2004 Red List

• Threatened and Endangered Cycads (Species 1-50)
• Threatened and Endangered Cycads (Species 51-100)
• Threatened and Endangered Cycads (Species 101-150)
• Threatened and Endangered Cycads (Species 151-200)
• Threatened and Endangered Cycads (Species 201-238)

1997 Red List

• Threatened and Endangered Cycad Species
• Global Status of the Family Cycadaceae
• Global Status of the Family Zamiaceae
• IUCN Categories
• 1997 IUCN Red List of Threatened Plants main page

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