Gymnocalycium

Từ điển WordNet v3.1 - WordNet Dictionary

noun

large genus of low-growing globular South American cacti with spiny ribs covered with many tubercles
• Syn:
genus Gymnocalycium
• Hypernyms:
caryophylloid dicot genus
• Member Holonyms:
Cactaceae, family Cactaceae, cactus family