| On the second day we went for one of the highlights, the Grand Canyon. Past Fredonia the road went up in altitude, and at a local maximum we briefly paused to enjoy the landscape and a few local plants around the overlook area. |
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| Purshia cf. stansburyana |
| Authority | : | (Torr.) Henrickson, 1986 |
| Synonyms | : | Cowania stansburyana Torrey, 1852 |
| English | : | Stansbury's cliffrose |
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| Ipomopsis arizonica |
| Authority | : | (Greene) Wherry, 1961 |
| Synonyms | : | Callisteris arizonica Greene, 1905 |
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| Cordylanthus parviflorus |
| Authority | : | (Ferris) Wiggins, 1933 |
| Synonyms | : | Adenostegia parviflora Ferris, 1918 |
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| Escobaria vivipara |
| Authority | : | (Nutt.) Buxb. 1951 |
| Synonyms | : | Cactus viviparus Nutt. 1818 |
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