- Knowlton's cactus as a noun:
- 1
Knowlton's cactus
noun
1 Knowlton's cactus
Small clustering cactus of southwestern United States; a threatened species.
synonym: Pediocactus knowltonii.
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noun
Small clustering cactus of southwestern United States; a threatened species.
synonym: Pediocactus knowltonii.
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