| Lake Powell is an artificial lake, resulting from the damming of the Colarado River by the Glen Canyon Dam. Close to the Glen Canyon Dam are some beautifully sculpted sandstone formations; fascinated by the abrupt changes in the layering, I kept making photos... |
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| Opuntia erinacea |
| Authority | : | Engelm. & J.M.Bigelow, 1856 |
| Synonyms | : | Opuntia polyacantha var. erinacea (Engelm. & J.M.Bigelow) B.D.Parfitt, 1998 |
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