Graham's nipple cactus

February 23, 2016McDowell Sonoran PreserveScottsdale, Maricopa County, Arizona

Coordinates: 33.65260,-111.85504
Graham's nipple cactus (Mammillaria grahamii (Cochemiea grahamii)) [McDowell Sonoran Preserve, Scottsdale, Maricopa County, Arizona]
Filename: 20160223-130924.jpg 2511x3348 pixels, ISO 80, f4.0 @ 1/1002 sec
Mammillaria grahamii (Cochemiea grahamii)

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