| Plants with thick succulent stems covered with large spines. Solitary flowers with no stems, very showy, yellow (in ours), cup-like with many petals and stamens. The stigmas crowd the center. Fruit is spiny and fleshy. | |
| Flora of North America: Discussion, key to genera (opens new window) | |
| Flower Formula: Sepals x; Petals i | Glossary |
| Genus  (Click for Taxon List) |
WI Taxa (map link) |
Photo | Genus Traits | Google Searches |
|---|---|---|---|---|
| Opuntia
prickly-pear |
2 | ![]() |
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