For more work from the Fowler Lab, click here. 

Click images for gallery view. 

Coryphantha ramillosa (bunched cory cactus) in bloom in the rugged limestone cliffs in the southeast region of the park. 

Rooney's Place overlooking the Rio Grande River and Mexico. This is the borderlands.  

Labmate Ashley Green in Coryphantha ramillosa habitat, August 2016. 

The remnant spines of a dead cactus. 

Professor Martin Terry of Sul Ross State University accompanied us on our journey. He is a master at cactus identification. 

Bones of a rodent in scat. 

Cholla skeleton in all its glory. 

Dr. Norma Fowler (my advisor), Dr. Martin Terry, and Ashley Green plan the route to find the rare Lloyd's mariposa cactus. 

Coryphantha macromeris, a relative of the rare Coryphantha ramillosa, looks very similar to its cousin as it prepares to bloom. 

Fellow graduate student, Carolyn Whiting, looking out over the desert gravel bajadas near Chilicotal Mountain. 

Dr. Norma Fowler, Dr. Martin Terry, and National Parks Botanist Joe Sirotnak discuss the habitat preferences of the Chisos Mountain hedgehog cactus. They commonly use nurse plants as shade from the scorching sun during development.  

Echinocereus chisoensis var. chisoensis (Chisos Mountain hedgehog cactus) standing tall. 

Casa Grande at twilight from the Rio Grande Basin.