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Aerial photo of a large arroyo cutting through the Sierra San Borja. |
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The richness of succulents creates a beautiful landscape. See large image for plant list. |
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A grove of boojums. |
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Pumice beds support some different species than the surrounding rock substrates. The loose, light gravel holds water well and plants often become very large despite the poor anchorage. |
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A large Pachycereus pringlei and Yucca valida in a pumice bed. |
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Agave shawii is a massive plant that produces an impressive inflorescence (next image). The Ferocactus gracilis in the background is over 8 feet tall. |
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Ferocactus gracilis (top) and the broad-spined var. coloratus. |
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