4633672 302847 Cycas sphaerica Roxb. W. Roxburgh, Icones Roxburgianae (India): t. 1915 (1780-1815)
 
4596202 302847 Cycas sphaerica Roxb. W. Roxburgh, Icones Roxburgianae (Kew): t. 1915 (1780-1815)
 
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