1. Having no parts resembling rays; not having ray flowers

See also: ray

• Ximenesia encelioides
• Xinjiang
• Xinjiang Uighur Autonomous Region
• Xiphias
• Xiphias gladius
• Xiphiidae
• xiphisternum
• xiphium iris
• xiphoid
• xiphoid process
• Xiphosura
• Xiphosurus polyphemus
• Xishuangbanna Dai
• xiv
• xix
• Xizang
• xl
• xli
• xlii
• xliii
• xliv
• xlv
• xlvi
• xlvii
• xlviii